Where does Mazzei Injector Company LLC rank among US patent assignees?

According to USPTO PatentsView (2015–2025 granted utility patents), Mazzei Injector Company LLC ranks #48,604 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 Mazzei Injector Company LLC hold?

Mazzei Injector Company LLC holds 5 US utility patents granted between 2017 and 2025, spanning 3 technology areas.

What is Mazzei Injector Company LLC's Innovation Score?

Mazzei Injector Company LLC has an Innovation Score of 20.9 out of 100 (8th percentile of the corpus). This composite metric weighs portfolio volume (40%), grant velocity (20%), technology breadth (25%), and claim depth (15%).

Is Mazzei Injector Company LLC's patent grant rate increasing or decreasing?

Mazzei Injector Company LLC's recent grant velocity is -100% 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 Mazzei Injector Company LLC's patents?

Mazzei Injector Company LLC's patents average 14.4 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 Mazzei Injector Company 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

Mazzei Injector Company LLC

Q: What technology areas does Mazzei Injector Company LLC focus on?

Mazzei Injector Company LLC's top technology area is B01F (Mixing, e.g. Dissolving, Emulsifying OR Dispersing) with 5 patents. Grants appear in 3 CPC subclasses total.

USPTO PatentsView assignee record - 5 granted patents across 3 technology areas, recorded in grant years 2017–2025. 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: B01F (Mixing, e.g. Dissolving, Emulsifying OR Dispersing).

Compiled by PlainPatent · May 15, 2026

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The verdict

According to USPTO PatentsView, Mazzei ranks #48,604 of 49,997 tracked US assignees by granted-patent volume, with 5 patents across 3 technology areas.

#48,604
of 49,997 US assignees by volume: 8th percentile
by Innovation Score (20.9/100): 14.4
avg claims per patent: -100%
grant velocity, last 5 yrs

USPTO PatentsView assignee plate

Corpus R48604 · US Corporation #48,604 · 5 grants

GRANTS-MICRO · BOTTOM-DECILE · PHOTO-FINISH · CPC-NARROW · INNOV-THIN · CLAIMS-RICH · TYPE-USCORP · VEL-DROP · BOOK-FULL

GRANTS-MICRO 5 grants
BOTTOM-DECILE #48,604/49,997
PHOTO-FINISH Matthew Rolston…
CPC-NARROW B01F · 3 areas
INNOV-THIN 20.9/100
CLAIMS-RICH 14.4 claims/avg
TYPE-USCORP US Corporation
VEL-DROP -100% vel
BOOK-FULL 10/10 fields

Nearest grant-volume peer: Matthew Rolston Photographer, Inc. (±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
Mazzei Injector · this assignee

21
3D Lighting… · lowest

7

What this shows Mazzei's Innovation Score is 20.9/100 (8th percentile 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.

Where Mazzei's grants concentrate

Mazzei Injector Company LLC is a focused PatentsView assignee: 3 CPC subclasses with 100% of grants classified under B01F (Mixing, e.g. Dissolving, Emulsifying OR Dispersing). Peak complete grant year is 2017 (3 grants) versus a trough of 1 in 2018. By volume, Mazzei sits between Matthew Rolston Photographer, Inc. and Measured Air Performance, LLC.

Matthew Rolston P…

5
Maugus Manufactur…

5
Maven Wireless Sw…

5
Maxor National Ph…

5
Mcelroy Metal Mill

5
Meko Laserstrahl-…

5
Mellmo

5
Measured Air Perf…

5
Mazzei Injector ◀

5

What this shows Mazzei holds 5 patents at rank #48,789, shown against the 8 assignees closest to it in grant volume rather than the industry's largest filers.

Companies ranked near Mazzei

By rank, the assignees closest to #48,789 in granted patent volume.

Leaders in B01F (Mixing)

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

Mazzei's Innovation Score vs. every tracked assignee

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

21 8th percentile higher than 8% 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 · 2017–2025

Grants by year

Teal-shaded recent years (2020–present) versus the 2017–2019 baseline. Full figures in the table below.

View data table

Mazzei Injector Company LLC patent grants by year, 2015–2025
Year	Patents Granted	Share of Period
2017	3	60.0%
2018	1	20.0%
2025partial year	1	20.0%

Which technologies does Mazzei Injector Company LLC patent most?

B01F - Mixing, e.g. Dissolving, Emulsifying OR Dispersing 5

G05D - Systems FOR Controlling OR Regulating Non-electric Variables 4

C02F - Treatment OF Water, Waste Water, Sewage, OR Sludge 1

Top 3 of 3 technology areas

Where it ranks

Overall rank by patents

#48,604

of 49,997 tracked assignees

Innovation Score

20.9 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

Mazzei Injector Company LLC's patent record in context - here's where to go next.

Mazzei Injector Company LLC's lead technology class is B01F (Mixing, e.g. Dissolving, Emulsifying OR Dispersing), 100% of its portfolio - see every assignee active in that class. Explore B01F
Ranked #48,604 of 49,997 tracked assignees by patent volume - see the full leaderboard. See the ranking
Compare Mazzei Injector Company LLC against Matthew Rolston Photographer, Inc., an assignee filing at a similar volume. Compare portfolios
Innovation Score of 20.9/100 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.