Where does Watergen Ltd. rank among US patent assignees?

According to USPTO PatentsView (2015–2025 granted utility patents), Watergen Ltd. ranks #22,022 of 50,000 assignees by granted-patent volume, the same sort as the companies listing and top-holders ranking. See /methodology/#corpus-placement.

How many patents does Watergen Ltd. hold?

Watergen Ltd. holds 13 US utility patents granted between 2015 and 2025, spanning 15 technology areas.

What is Watergen Ltd.'s Innovation Score?

Watergen Ltd. has an Innovation Score of 50.5 out of 100 (top 13% of the corpus). This composite metric weighs portfolio volume (40%), grant velocity (20%), technology breadth (25%), and claim depth (15%).

Is Watergen Ltd.'s patent grant rate increasing or decreasing?

Watergen Ltd.'s recent grant velocity is +25% compared to the prior five-year period (grant years, not application filing dates). The company is maintaining or growing its granted-patent output.

What does claim depth mean for Watergen Ltd.'s patents?

Watergen Ltd.'s patents average 12.8 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 Watergen Ltd. 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

Watergen Ltd.

Q: What technology areas does Watergen Ltd. focus on?

Watergen Ltd.'s top technology area is F28D (HEAT-EXCHANGE APPARATUS, NOT PROVIDED FOR IN ANOTHER SUBCLASS, IN WHICH THE HEAT-EXCHANGE MEDIA DO NOT COME INTO DIRECT CONTACT) with 7 patents. Grants appear in 15 CPC subclasses total.

USPTO PatentsView assignee record - 13 granted patents across 15 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: F28D (HEAT-EXCHANGE APPARATUS, NOT PROVIDED FOR IN ANOTHER SUBCLASS, IN WHICH THE HEAT-EXCHANGE MEDIA DO NOT COME INTO DIRECT CONTACT).

Compiled by PlainPatent · May 15, 2026

Explore the portfolio See the ranking

The verdict

According to USPTO PatentsView, Watergen ranks #22,022 of 50,000 tracked US assignees by granted-patent volume, with 13 patents across 15 technology areas.

#22,022
of 50,000 US assignees by volume: Top 13%
by Innovation Score (50.5/100): 12.8
avg claims per patent: +25%
grant velocity, last 5 yrs

USPTO PatentsView assignee plate

Corpus R22022 · Foreign Corporation #22,022 · 13 grants

GRANTS-MICRO · MID-PACK · PHOTO-FINISH · CPC-FOCUS · INNOV-PAR · CLAIMS-RICH · TYPE-FRNCORP · VEL-UP · BOOK-FULL

GRANTS-MICRO 13 grants
MID-PACK #22,022/50,000
PHOTO-FINISH Vyv
CPC-FOCUS F28D · 15 areas
INNOV-PAR 50.5/100
CLAIMS-RICH 12.8 claims/avg
TYPE-FRNCORP Foreign Corp
VEL-UP +25% vel
BOOK-FULL 10/10 fields

Nearest grant-volume peer: Vyv, 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
Dart Neuroscience · near

50
Hadasit Medical Rese… · near

50
Luminar · near

50
Repsol · near

50
Watergen · this assignee

50
3D Lighting Innovati… · lowest

7

What this shows Watergen's Innovation Score is 50.5/100 (top 13% 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 Watergen's grants concentrate

Watergen Ltd. is a focused PatentsView assignee: 15 CPC subclasses with 53.8% of grants classified under F28D (HEAT-EXCHANGE APPARATUS, NOT PROVIDED FOR IN ANOTHER SUBCLASS, IN WHICH THE HEAT-EXCHANGE MEDIA DO NOT COME INTO DIRECT CONTACT). Peak complete grant year is 2018 (3 grants) versus a trough of 1 in 2015. By volume, Watergen sits between Vyv, Inc. and Weston Aerospace Limited.

Vyv

13
W2BI

13
Wafios Aktiengese…

13
Waterfall Securit…

13
Webasto Japan

13
WELL Stone

13
Wellesley Pharmac…

13
Weston Aerospace

13
Watergen ◀

13

What this shows Watergen holds 13 patents at rank #22,016, shown against the 8 assignees closest to it in grant volume rather than the industry's largest filers.

Companies ranked near Watergen

By rank, the assignees closest to #22,016 in granted patent volume.

Leaders in F28D (Heat-exchange Apparatus)

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

Assignees with similar portfolio profiles

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

Similar innovation score

Nearest assignees by Innovation Score (50 here).

Dart Neuroscience, Llc 50 Repsol S.a. 50 Hadasit Medical Research Services AND Development Ltd. 50 Luminar Technologies, Inc. 50

Watergen's Innovation Score vs. every tracked assignee

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

50 Top 13% higher than 87% of 50,000 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

Watergen Ltd. patent grants by year, 2015–2025
Year	Patents Granted	Share of Period
2015	1	7.7%
2018	3	23.1%
2021	1	7.7%
2022	1	7.7%
2023	2	15.4%
2024	1	7.7%
2025partial year	4	30.8%

Which technologies does Watergen Ltd. patent most?

F28D - HEAT-EXCHANGE APPARATUS, NOT PROVIDED FOR IN ANOTHER SUBCLASS, IN WHICH THE HEAT-EXCHANGE MEDIA DO NOT COME INTO DIRECT CONTACT 7

F28F - DETAILS OF HEAT-EXCHANGE AND HEAT-TRANSFER APPARATUS, OF GENERAL APPLICATION 7

D06F - LAUNDERING, DRYING, IRONING, PRESSING OR FOLDING TEXTILE ARTICLES 7

E03B - INSTALLATIONS OR METHODS FOR OBTAINING, COLLECTING, OR DISTRIBUTING WATER 5

B01D - SEPARATION 5

F24F - AIR-CONDITIONING; AIR-HUMIDIFICATION; VENTILATION; USE OF AIR CURRENTS FOR SCREENING 5

Y10T - TECHNICAL SUBJECTS COVERED BY FORMER US CLASSIFICATION 5

Y02A - TECHNOLOGIES FOR ADAPTATION TO CLIMATE CHANGE 4

C02F - TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE 3

F26B - DRYING SOLID MATERIALS OR OBJECTS BY REMOVING LIQUID THEREFROM 2

F25D - REFRIGERATORS; COLD ROOMS; ICE-BOXES; COOLING OR FREEZING APPARATUS NOT OTHERWISE PROVIDED FOR 2

F25B - REFRIGERATION MACHINES, PLANTS OR SYSTEMS; COMBINED HEATING AND REFRIGERATION SYSTEMS; HEAT PUMP SYSTEMS 2

B60H - ARRANGEMENTS OF HEATING, COOLING, VENTILATING OR OTHER AIR-TREATING DEVICES SPECIALLY ADAPTED FOR PASSENGER OR GOODS SPACES OF VEHICLES 1

B21D - WORKING OR PROCESSING OF SHEET METAL OR METAL TUBES, RODS OR PROFILES WITHOUT ESSENTIALLY REMOVING MATERIAL; PUNCHING METAL 1

B23P - METAL-WORKING NOT OTHERWISE PROVIDED FOR; COMBINED OPERATIONS; UNIVERSAL MACHINE TOOLS 1

Top 15 of 15 technology areas

Where it ranks

Overall rank by patents

#22,022

of 50,000 tracked assignees

Innovation Score

50.5 out of 100

View all rankings →

Data Source

USPTO PatentsView, US granted patents 2015–2025

How is Innovation Score calculated?

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.