Where does Sigma Laboratories OF Arizona, LLC rank among US patent assignees?

According to USPTO PatentsView (2015–2025 granted utility patents), Sigma Laboratories OF Arizona, LLC ranks #37,532 of 49,997 assignees by granted-patent volume, the same sort as the companies listing and top-holders ranking. See /methodology/#corpus-placement.

How many patents does Sigma Laboratories OF Arizona, LLC hold?

Sigma Laboratories OF Arizona, LLC holds 7 US utility patents granted between 2015 and 2020, spanning 20 technology areas.

What is Sigma Laboratories OF Arizona, LLC's Innovation Score?

Sigma Laboratories OF Arizona, LLC has an Innovation Score of 35.5 out of 100 (top 49% of the corpus). This composite metric weighs portfolio volume (40%), grant velocity (20%), technology breadth (25%), and claim depth (15%).

Is Sigma Laboratories OF Arizona, LLC's patent grant rate increasing or decreasing?

Sigma Laboratories OF Arizona, LLC's recent grant velocity is -83% compared to the prior five-year period (grant years, not application filing dates). Grant activity has slowed relative to earlier years.

What does claim depth mean for Sigma Laboratories OF Arizona, LLC's patents?

Sigma Laboratories OF Arizona, LLC's patents average 20.9 claims each. This is an aggregate descriptive count from the grant record; it does not establish claim scope, legal strength, enforceability, or design-around risk.

How is the Sigma Laboratories OF Arizona, LLC patent data sourced?

All patent data comes from USPTO PatentsView, a public research dataset maintained by the United States Patent and Trademark Office covering US granted utility patents from 2015 to 2025.

USPTO 2015–2025 USPTO PatentsView US Corporation

Sigma Laboratories OF Arizona, LLC

Q: What technology areas does Sigma Laboratories OF Arizona, LLC focus on?

Sigma Laboratories OF Arizona, LLC's top technology area is C23C (Coating Metallic MATERIAL; Coating Material With Metallic MATERIAL; Surface Treatment OF Metallic Material BY Diffusion Into THE Surface, BY Chemical Conversion OR SUBSTITUTION; Coating BY Vacuum Evaporation, BY Sputtering, BY ION Implantation OR BY Chemical Vapour Deposition, IN General) with 5 patents, ranking #449 of 1,658 assignees active in that subclass. Grants appear in 20 CPC subclasses total.

USPTO PatentsView assignee record - 7 granted patents across 20 technology areas, recorded in grant years 2015–2020. Grant-trend analysis is cross-referenced to USPTO Patent Public Search; it does not measure application filings, current R&D, or legal strength. Primary class: C23C (Coating Metallic MATERIAL; Coating Material With Metallic MATERIAL; Surface Treatment OF Metallic Material BY Diffusion Into THE Surface, BY Chemical Conversion OR SUBSTITUTION; Coating BY Vacuum Evap).

Compiled by PlainPatent · May 15, 2026

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Explore the portfolio See the ranking

The verdict

According to USPTO PatentsView, Sigma ranks #37,532 of 49,997 tracked US assignees by granted-patent volume, with 7 patents across 20 technology areas.

#37,532
of 49,997 US assignees by volume: Top 49%
by Innovation Score (35.5/100): 20.9
avg claims per patent: -83%
grant velocity, last 5 yrs

USPTO PatentsView assignee plate

Corpus R37532 · US Corporation #37,532 · 7 grants

GRANTS-MICRO · LOWER-Q · PHOTO-FINISH · CPC-FOCUS · INNOV-THIN · CLAIMS-DENSE · TYPE-USCORP · VEL-DROP · BOOK-FULL

GRANTS-MICRO 7 grants
LOWER-Q #37,532/49,997
PHOTO-FINISH Shinydocs
CPC-FOCUS C23C · 20 areas
INNOV-THIN 35.5/100
CLAIMS-DENSE 20.9 claims/avg
TYPE-USCORP US Corporation
VEL-DROP -83% vel
BOOK-FULL 10/10 fields

Nearest grant-volume peer: Shinydocs Corporation (±0 grants)

Instrument codes from this assignee’s USPTO PatentsView grant sheet: volume band, corpus rank, photo-finish peer, lead CPC, Innovation Score, claim depth, assignee type, velocity, and book completeness. Not a USPTO rating of patent strength.

How Sigma’s 35.5 Innovation Score adds up

The same four weighted components behind every Innovation Score on PlainPatent: portfolio volume, grant velocity, technology breadth, and claim depth.

Volume 7.2 pts (20%) Velocity 0.0 pts (0%) Breadth 15.8 pts (45%) Claim depth 12.5 pts (35%)

Qualcomm Incorporated · highest

85
Sigma Laboratories… · this assignee

36
3D Lighting… · lowest

7

What this shows Sigma's Innovation Score is 35.5/100 (top 49% of the PatentsView-derived corpus). The chart places that score against the nearest Innovation Score peers plus corpus poles, not a reprint of the volume ranking.

Does more volume mean deeper claims for Sigma?

Each dot is one of Sigma’s 8 nearest volume peers (same corpus rank neighbourhood as the chart above), placed by total granted patents (horizontal) against average claims per patent (vertical). Sigma’s own 20.9 claims/patent is ABOVE the 13.9 median for these volume peers. More thorough claims than most filers at this scale, not just more of them.

Sigma vs its 8 nearest volume peers: granted patents vs average claims per patent. Source: USPTO PatentsView.

Where Sigma's grants concentrate

Sigma Laboratories OF Arizona, LLC is a focused PatentsView assignee: 20 CPC subclasses with 71.4% of grants classified under C23C (Coating Metallic MATERIAL; Coating Material With Metallic MATERIAL; Surface Treatment OF Metallic Material BY Diffusion Into THE Surface, BY Chemical Conversion OR SUBSTITUTION; Coating BY Vacuum Evap). Peak complete grant year is 2017 (3 grants) versus a trough of 1 in 2018. By volume, Sigma sits between Shinydocs Corporation and Silmach.

Shinydocs

7
Shizuoka Prefectu…

7
SHT Smart High-te…

7
Sigg Switzerland…

7
Signus Medizintec…

7
Sigtuple Private

7
Silicon Biosystem…

7
Silmach

7
Sigma Laboratorie… ◀

7

What this shows Sigma holds 7 patents at rank #37,415, shown against the 8 assignees closest to it in grant volume rather than the industry's largest filers.

Companies ranked near Sigma

By rank, the assignees closest to #37,415 in granted patent volume.

Leaders in C23C (Coating Metallic Material)

Other assignees with the most granted patents in Sigma's primary technology class.

Sigma's Innovation Score vs. every tracked assignee

Composite of portfolio volume, grant velocity, technology breadth, and claim depth (0–100)

36 Top 49% higher than 51% of 49,997 US assignees

Each bar is a band; taller bars hold more US assignees. The dashed line + filled bar mark this entry. Hover or tap any bar for its full count, share, and where it sits relative to this entry.

Source USPTO PatentsView, PlainPatent Innovation Score · 2015–2025

USPTO utility patent grants by year · 2015–2020

Grants by year

Teal-shaded recent years (2020–present) versus the 2015–2019 baseline. Full figures in the table below.

View data table

Sigma Laboratories OF Arizona, LLC patent grants by year, 2015–2025
Year	Patents Granted	Share of Period
2015	2	28.6%
2017	3	42.9%
2018	1	14.3%
2020	1	14.3%

Which technologies does Sigma Laboratories OF Arizona, LLC patent most?

C23C - Coating Metallic MATERIAL; Coating Material With Metallic MATERIAL; Surface Treatment OF Metallic Material BY Diffusion Into THE Surface, BY Chemical Conversion OR SUBSTITUTION; Coating BY Vacuum Evaporation, BY Sputtering, BY ION Implantation OR BY Chemical Vapour Deposition, IN General 5

C01P - Indexing Scheme Relating TO Structural AND Physical Aspects OF Solid Inorganic Compounds 4

Y10T - Technical Subjects Covered BY Former US Classification 4

B22F - Working Metallic POWDER; Manufacture OF Articles From Metallic POWDER; Making Metallic Powder ; Apparatus OR Devices Specially Adapted FOR Metallic Powder 4

C09D - Coating Compositions, e.g. Paints, Varnishes OR LACQUERS; Filling PASTES; Chemical Paint OR INK REMOVERS; INKS; Correcting FLUIDS; WOODSTAINS; Pastes OR Solids FOR Colouring OR PRINTING; USE OF Materials Therefor 4

C09C - Treatment OF Inorganic Materials, Other Than Fibrous Fillers, TO Enhance Their Pigmenting OR Filling Properties ; Preparation OF Carbon Black ; ; Preparation OF Inorganic Materials Which ARE NO Single Chemical Compounds AND Which ARE Mainly Used AS Pigments OR Fillers 4

G09C - Ciphering OR Deciphering Apparatus FOR Cryptographic OR Other Purposes Involving THE Need FOR Secrecy 4

H01G - CAPACITORS; Capacitors, Rectifiers, Detectors, Switching Devices, Light-sensitive OR Temperature-sensitive Devices OF THE Electrolytic Type 2

B05D - Processes FOR Applying Fluent Materials TO Surfaces, IN General 2

B29L - Indexing Scheme Associated With Subclass B29c, Relating TO Particular Articles 2

G02B - Optical Elements, Systems OR Apparatus 2

B29C - Shaping OR Joining OF PLASTICS; Shaping OF Material IN A Plastic State, NOT Otherwise Provided FOR; After-treatment OF THE Shaped Products, e.g. Repairing 2

B29K - Indexing Scheme Associated With Subclasses B29b, B29c OR B29d, Relating TO Moulding Materials OR TO Materials FOR ; Moulds, ; Reinforcements, Fillers OR Preformed Parts, e.g. Inserts 2

C22C - Alloys 2

H01B - CABLES; CONDUCTORS; INSULATORS; Selection OF Materials FOR Their Conductive, Insulating OR Dielectric Properties 2

Top 15 of 20 technology areas

More on this record

Data Source

USPTO PatentsView, US granted patents 2015–2025

View all rankings → How is Innovation Score calculated?

What to do with this data

Sigma Laboratories OF Arizona, LLC's patent record in context - here's where to go next.

Sigma Laboratories OF Arizona, LLC's lead technology class is C23C (Coating Metallic MATERIAL; Coating Material With Metallic MATERIAL; Surface Treatment OF Metallic Material BY Diffusion Into THE Surface, BY Chemical Conversion OR SUBSTITUTION; Coating BY Vacuum Evap), 71.4% of its portfolio - see every assignee active in that class. Explore C23C
Ranked #37,532 of 49,997 tracked assignees by patent volume - see the full leaderboard. See the ranking
Compare Sigma Laboratories OF Arizona, LLC against Shinydocs Corporation, an assignee filing at a similar volume. Compare portfolios
Innovation Score of 35.5/100 blends volume, velocity, technology breadth, and claim depth. How it's calculated

Figures reflect USPTO PatentsView grant data through May 2026; pending applications not yet granted are not counted.

Data sourced from USPTO PatentsView - official U.S. government patent data. See our methodology for computation details. Retrieved and formatted by PlainPatent

Disclaimer: This information is provided for informational purposes only and does not constitute professional advice. Data is sourced from the USPTO PatentsView database. Consult a qualified professional before making decisions based on this data.

Read our methodology - how this data is sourced, computed, and verified.

Data sources used on this page

USPTO PatentsView - the disambiguated bulk patent-grant, assignee, and CPC data this page's figures are derived from. patentsview.org
Cooperative Patent Classification (CPC) - the joint USPTO/EPO classification scheme used to group patents by technology area. cooperativepatentclassification.org
USPTO Patent Public Search - the official interface to verify the status of any individual patent. ppubs.uspto.gov

Compiled by PlainPatent , US Patent Intelligence Editorial Process · May 15, 2026

Every figure on PlainPatent is rendered directly from USPTO source data, no number is typed in by an editor. This page draws directly on USPTO source data, no figure is typed in by an editor. See our editorial standards & corrections policy, the methodology behind these numbers, or report a data error. Data current as of May 2026.