Where does Arkray, Inc. rank among US patent assignees?

According to USPTO PatentsView (2015–2025 granted utility patents), Arkray, Inc. ranks #1,706 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 Arkray, Inc. hold?

Arkray, Inc. holds 240 US utility patents granted between 2015 and 2025, spanning 60 technology areas.

What is Arkray, Inc.'s Innovation Score?

Arkray, Inc. has an Innovation Score of 54.5 out of 100 (top 8% of the corpus). This composite metric weighs portfolio volume (40%), grant velocity (20%), technology breadth (25%), and claim depth (15%).

Is Arkray, Inc.'s patent grant rate increasing or decreasing?

Arkray, Inc.'s recent grant velocity is -51% 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 Arkray, Inc.'s patents?

Arkray, Inc.'s patents average 11.4 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 Arkray, Inc. 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 Foreign Corporation

Arkray, Inc.

Q: What technology areas does Arkray, Inc. focus on?

Arkray, Inc.'s top technology area is G01N (Investigating OR Analysing Materials BY Determining Their Chemical OR Physical Properties) with 159 patents. Grants appear in 60 CPC subclasses total.

USPTO PatentsView assignee record - 240 granted patents across 60 technology areas, recorded in grant years 2015–2025. 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: G01N (Investigating OR Analysing Materials BY Determining Their Chemical OR Physical Properties).

Compiled by PlainPatent · May 15, 2026

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The verdict

According to USPTO PatentsView, Arkray ranks #1,706 of 49,997 tracked US assignees by granted-patent volume, with 240 patents across 60 technology areas.

#1,706
of 49,997 US assignees by volume: Top 8%
by Innovation Score (54.5/100): 11.4
avg claims per patent: -51%
grant velocity, last 5 yrs

USPTO PatentsView assignee plate

Corpus R1706 · Foreign Corporation #1,706 · 240 grants

GRANTS-MID · TOP-DECILE · PHOTO-FINISH · CPC-WIDE · INNOV-PAR · CLAIMS-PAR · TYPE-FRNCORP · VEL-DROP · BOOK-FULL

GRANTS-MID 240 grants
TOP-DECILE #1,706/49,997
PHOTO-FINISH Dana Heavy Vehicle…
CPC-WIDE G01N · 60 areas
INNOV-PAR 54.5/100
CLAIMS-PAR 11.4 claims/avg
TYPE-FRNCORP Foreign Corp
VEL-DROP -51% vel
BOOK-FULL 10/10 fields

Nearest grant-volume peer: Dana Heavy Vehicle Systems Group, LLC (±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.

Qualcomm Incorporated · highest

85
Arkray · this assignee

54
Guangzhou Shiyuan… · near

54
JNC · near

54
Konecranes Global · near

54
Twilio · near

54
3D Lighting… · lowest

7

What this shows Arkray's Innovation Score is 54.5/100 (top 8% 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.

How Arkray's grant cadence moved

Between 2020–2024, Arkray, Inc. received 77 grants versus 158 in 2015–2019 (-51% equal-window velocity, below median growth). Across complete PatentsView years, output peaked in 2015 at 55 grants and bottomed in 2024 at 3. Lead class G01N accounts for 66.3% of the portfolio across 60 subclasses. Volume neighbours: Lextar Electronics Corporation (#1,702) and Nikkiso Co., Ltd. (#1,710).

Arkray's three-year grant acceleration

From 2019–2021 to 2022–2024, Arkray, Inc. moved from 60 to 33 grants (0.55x the prior three-year total, a multiple, not a CAGR). Among 3,296 tracked assignees with ≥100 grants and ≥20 prior-period grants, that multiple ranks #2,571. See the growth leaderboard.

Lextar

241
Roland

241
Sony Olympus Medi…

241
Southwire

241
Dana Heavy Vehicl…

240
Arkray ◀

240
Entit Software

239
Medtronic Xomed

239
Nikkiso

239

What this shows Arkray holds 240 patents at rank #1,706, shown against the 8 assignees closest to it in grant volume rather than the industry's largest filers.

Companies ranked near Arkray

By rank, the assignees closest to #1,706 in granted patent volume.

Leaders in G01N (Investigating OR Analysing Materials BY Determining Their…)

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

Assignees with similar portfolio profiles

Two PlainPatent-derived peer sets for Arkray, neither rank-band nor same-CPC leaders (those blocks stay above).

Similar innovation score

Nearest assignees by Innovation Score (54 here).

Twilio Inc. 54 JNC Corporation 54 Konecranes Global Corporation 54 Guangzhou Shiyuan Electronic Technology Company Limited 54

Similar claim depth

Nearest assignees by average claims per patent (11.4 here).

National Cheng Kung University 11.4 avg Endress+Hauser Process Solutions AG 11.4 avg Tokyo Visionary Optics Co., Ltd. 11.4 avg Silgan Dispensing Systems Corporation 11.4 avg

Arkray's Innovation Score vs. every tracked assignee

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

54 Top 8% higher than 92% 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 · 2015–2025

Grants by year

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

View data table

Arkray, Inc. patent grants by year, 2015–2025
Year	Patents Granted	Share of Period
2015	55	22.9%
2016	39	16.3%
2017	29	12.1%
2018	19	7.9%
2019	16	6.7%
2020	28	11.7%
2021	16	6.7%
2022	19	7.9%
2023	11	4.6%
2024	3	1.3%
2025partial year	5	2.1%

Which technologies does Arkray, Inc. patent most?

G01N - Investigating OR Analysing Materials BY Determining Their Chemical OR Physical Properties 159

C12Q - Measuring OR Testing Processes Involving Enzymes, Nucleic Acids OR Microorganisms ; Compositions OR Test Papers THEREFOR; Processes OF Preparing Such COMPOSITIONS; Condition-responsive Control IN Microbiological OR Enzymological Processes 57

B01L - Chemical OR Physical Laboratory Apparatus FOR General USE 38

A61B - DIAGNOSIS; SURGERY; Identification 31

C12N - Microorganisms OR ENZYMES; Compositions THEREOF; Propagating, Preserving, OR Maintaining MICROORGANISMS; Mutation OR Genetic ENGINEERING; Culture Media 19

B01D - Separation 14

C07K - Peptides 13

C12Y - Enzymes 11

Y10T - Technical Subjects Covered BY Former US Classification 10

A61K - Preparations FOR Medical, Dental OR Toiletry Purposes 9

Y02E - Reduction OF Greenhouse GAS [GHG] Emissions, Related TO Energy Generation, Transmission OR Distribution 7

G01J - Measurement OF Intensity, Velocity, Spectral Content, Polarisation, Phase OR Pulse Characteristics OF Infrared, Visible OR Ultraviolet LIGHT; COLORIMETRY; Radiation Pyrometry 6

G16H - Healthcare Informatics, i.e. Information AND Communication Technology [ICT] Specially Adapted FOR THE Handling OR Processing OF Medical OR Healthcare Data 6

A61P - Specific Therapeutic Activity OF Chemical Compounds OR Medicinal Preparations 4

G02F - Optical Devices OR Arrangements FOR THE Control OF Light BY Modification OF THE Optical Properties OF THE Media OF THE Elements Involved THEREIN; Non-linear OPTICS; Frequency-changing OF LIGHT; Optical Logic ELEMENTS; Optical ANALOGUE/DIGITAL Converters 4

Top 15 of 60 technology areas

Where it ranks

Overall rank by patents

#1,706

of 49,997 tracked assignees

Innovation Score

54.5 out of 100

View all rankings →

Data Source

USPTO PatentsView, US granted patents 2015–2025

How is Innovation Score calculated?

What to do with this data

Arkray, Inc.'s patent record in context - here's where to go next.

Arkray, Inc.'s lead technology class is G01N (Investigating OR Analysing Materials BY Determining Their Chemical OR Physical Properties), 66.3% of its portfolio - see every assignee active in that class. Explore G01N
Ranked #1,706 of 49,997 tracked assignees by patent volume - see the full leaderboard. See the ranking
Compare Arkray, Inc. against Lextar Electronics Corporation, an assignee filing at a similar volume. Compare portfolios
Innovation Score of 54.5/100 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.