Where does ZFX GMBH rank among US patent assignees?

According to USPTO PatentsView (2015–2025 granted utility patents), ZFX GMBH ranks #33,982 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 ZFX GMBH hold?

ZFX GMBH holds 8 US utility patents granted between 2017 and 2023, spanning 7 technology areas.

What is ZFX GMBH's Innovation Score?

ZFX GMBH has an Innovation Score of 29.4 out of 100 (31st percentile of the corpus). This composite metric weighs portfolio volume (40%), grant velocity (20%), technology breadth (25%), and claim depth (15%).

What technology areas does ZFX GMBH focus on?

ZFX GMBH's top technology area is A61C (DENTISTRY; Apparatus OR Methods FOR Oral OR Dental Hygiene) with 6 patents, ranking #150 of 546 assignees active in that subclass. Grants appear in 7 CPC subclasses total.

Is ZFX GMBH's patent grant rate increasing or decreasing?

ZFX GMBH's recent grant velocity is -40% 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 ZFX GMBH's patents?

ZFX GMBH's patents average 18.0 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 ZFX GMBH 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

ZFX GMBH

USPTO PatentsView assignee record - 8 granted patents across 7 technology areas, recorded in grant years 2017–2023. 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: A61C (DENTISTRY; Apparatus OR Methods FOR Oral OR Dental Hygiene).

Compiled by PlainPatent · May 15, 2026

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Explore the portfolio See the ranking

The verdict

According to USPTO PatentsView, ZFX ranks #33,982 of 49,997 tracked US assignees by granted-patent volume, with 8 patents across 7 technology areas.

#33,982
of 49,997 US assignees by volume: 31st percentile
by Innovation Score (29.4/100): 18.0
avg claims per patent: -40%
grant velocity, last 5 yrs

USPTO PatentsView assignee plate

Corpus R33982 · Foreign Corporation #33,982 · 8 grants

GRANTS-MICRO · MID-PACK · PHOTO-FINISH · CPC-NARROW · INNOV-THIN · CLAIMS-RICH · TYPE-FRNCORP · VEL-DOWN · BOOK-FULL

GRANTS-MICRO 8 grants
MID-PACK #33,982/49,997
PHOTO-FINISH Zeku Technology…
CPC-NARROW A61C · 7 areas
INNOV-THIN 29.4/100
CLAIMS-RICH 18.0 claims/avg
TYPE-FRNCORP Foreign Corp
VEL-DOWN -40% vel
BOOK-FULL 10/10 fields

Nearest grant-volume peer: Zeku Technology (SHANGHAI) Corp., Ltd. (±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 ZFX’s 29.4 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 7.6 pts (26%) Velocity 1.7 pts (6%) Breadth 9.4 pts (32%) Claim depth 10.8 pts (37%)

Qualcomm Incorporated · highest

85
ZFX · this assignee

29
3D Lighting… · lowest

7

What this shows ZFX's Innovation Score is 29.4/100 (31st 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.

Does more volume mean deeper claims for ZFX?

Each dot is one of ZFX’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). ZFX’s own 18.0 claims/patent is ABOVE the 9.9 median for these volume peers. More thorough claims than most filers at this scale, not just more of them.

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

Where ZFX's grants concentrate

ZFX GMBH is a focused PatentsView assignee: 7 CPC subclasses with 75% of grants classified under A61C (DENTISTRY; Apparatus OR Methods FOR Oral OR Dental Hygiene). Peak complete grant year is 2018 (2 grants) versus a trough of 1 in 2017. By volume, ZFX sits between Zeku Technology (SHANGHAI) Corp., Ltd. and Zhejiang Jingyi NEW Material Technology Co. Ltd.

ZFX's three-year grant acceleration

ZFX GMBH shows 1 grants in 2022–2024 against only 4 in 2019–2021. That prior window is too thin for a growth multiple (rename and spin-out assignees look artificially high when the baseline is near zero), so PlainPatent withholds a ranked acceleration claim here.

Zeku Technology (…

8
Zentrum FÜR Sonne…

8
Zeppelin Systems

8
Zezhi Intellectua…

8
Zhaoqing Heng YI…

8
Zhejiang A & F Un…

8
Zhejiang Feijian…

8
Zhejiang Jingyi N…

8
ZFX ◀

8

What this shows ZFX holds 8 patents at rank #33,959, shown against the 8 assignees closest to it in grant volume rather than the industry's largest filers.

Companies ranked near ZFX

By rank, the assignees closest to #33,959 in granted patent volume.

Leaders in A61C (Dentistry)

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

ZFX's Innovation Score vs. every tracked assignee

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

29 31st percentile higher than 31% 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 · 2017–2023

Grants by year

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

View data table

ZFX GMBH patent grants by year, 2015–2025
Year	Patents Granted	Share of Period
2017	1	12.5%
2018	2	25.0%
2019	2	25.0%
2021	2	25.0%
2023	1	12.5%

Which technologies does ZFX GMBH patent most?

A61C - DENTISTRY; Apparatus OR Methods FOR Oral OR Dental Hygiene 6

A61B - DIAGNOSIS; SURGERY; Identification 4

G01R - Measuring Electric VARIABLES; Measuring Magnetic Variables 3

G06T - Image Data Processing OR Generation, IN General 3

G01S - Radio DIRECTION-FINDING; Radio NAVIGATION; Determining Distance OR Velocity BY USE OF Radio WAVES; Locating OR Presence-detecting BY USE OF THE Reflection OR Reradiation OF Radio WAVES; Analogous Arrangements Using Other Waves 2

H10F - Inorganic Semiconductor Devices Sensitive TO Infrared Radiation, Light, Electromagnetic Radiation OF Shorter Wavelength OR Corpuscular Radiation 2

B23Q - Details, Components, OR Accessories FOR Machine Tools, e.g. Arrangements FOR Copying OR Controlling ; Machine Tools IN General Characterised BY THE Construction OF Particular Details OR COMPONENTS; Combinations OR Associations OF Metal-working Machines, NOT Directed TO A Particular Result 1

Top 7 of 7 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

ZFX GMBH's patent record in context - here's where to go next.

ZFX GMBH's lead technology class is A61C (DENTISTRY; Apparatus OR Methods FOR Oral OR Dental Hygiene), 75% of its portfolio - see every assignee active in that class. Explore A61C
Ranked #33,982 of 49,997 tracked assignees by patent volume - see the full leaderboard. See the ranking
Compare ZFX GMBH against Zeku Technology (SHANGHAI) Corp., Ltd., an assignee filing at a similar volume. Compare portfolios
Innovation Score of 29.4/100 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.