Where does Dorot Management Control Valves Ltd. rank among US patent assignees?

According to USPTO PatentsView (2015–2025 granted utility patents), Dorot Management Control Valves Ltd. ranks #39,881 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 Dorot Management Control Valves Ltd. hold?

Dorot Management Control Valves Ltd. holds 6 US utility patents granted between 2016 and 2021, spanning 4 technology areas.

What is Dorot Management Control Valves Ltd.'s Innovation Score?

Dorot Management Control Valves Ltd. has an Innovation Score of 19.7 out of 100 (6th percentile of the corpus). This composite metric weighs portfolio volume (40%), grant velocity (20%), technology breadth (25%), and claim depth (15%).

Is Dorot Management Control Valves Ltd.'s patent grant rate increasing or decreasing?

Dorot Management Control Valves Ltd.'s recent grant velocity is -50% 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 Dorot Management Control Valves Ltd.'s patents?

Dorot Management Control Valves Ltd.'s patents average 9.8 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 Dorot Management Control Valves 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

Dorot Management Control Valves Ltd.

Q: What technology areas does Dorot Management Control Valves Ltd. focus on?

Dorot Management Control Valves Ltd.'s top technology area is F16K (VALVES; TAPS; COCKS; ACTUATING-FLOATS; Devices FOR Venting OR Aerating) with 3 patents. Grants appear in 4 CPC subclasses total.

USPTO PatentsView assignee record - 6 granted patents across 4 technology areas, recorded in grant years 2016–2021. 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: F16K (VALVES; TAPS; COCKS; ACTUATING-FLOATS; Devices FOR Venting OR Aerating).

Compiled by PlainPatent · May 15, 2026

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The verdict

According to USPTO PatentsView, Dorot ranks #39,881 of 49,997 tracked US assignees by granted-patent volume, with 6 patents across 4 technology areas.

#39,881
of 49,997 US assignees by volume: 6th percentile
by Innovation Score (19.7/100): 9.8
avg claims per patent: -50%
grant velocity, last 5 yrs

USPTO PatentsView assignee plate

Corpus R39881 · Foreign Corporation #39,881 · 6 grants

GRANTS-MICRO · LOWER-Q · PHOTO-FINISH · CPC-NARROW · INNOV-LOW · CLAIMS-PAR · TYPE-FRNCORP · VEL-DROP · BOOK-FULL

GRANTS-MICRO 6 grants
LOWER-Q #39,881/49,997
PHOTO-FINISH Dongguan Hongyi Wiper
CPC-NARROW F16K · 4 areas
INNOV-LOW 19.7/100
CLAIMS-PAR 9.8 claims/avg
TYPE-FRNCORP Foreign Corp
VEL-DROP -50% vel
BOOK-FULL 10/10 fields

Nearest grant-volume peer: Dongguan Hongyi Wiper Co., 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.

Qualcomm Incorporated · highest

85
Dorot Management… · this assignee

20
3D Lighting… · lowest

7

What this shows Dorot's Innovation Score is 19.7/100 (6th 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 Dorot's grants concentrate

Dorot Management Control Valves Ltd. is a focused PatentsView assignee: 4 CPC subclasses with 50% of grants classified under F16K (VALVES; TAPS; COCKS; ACTUATING-FLOATS; Devices FOR Venting OR Aerating). Peak complete grant year is 2018 (2 grants) versus a trough of 1 in 2016. By volume, Dorot sits between Dongguan Hongyi Wiper Co., Ltd. and Dream Factory Inc..

Dongguan Hongyi W…

6
Dongguan Prestige…

6
Dongguan Shengmin…

6
Dongguan Sogoode…

6
DR August Wolff &…

6
Draganfly Innovat…

6
Drchrono

6
Dream Factory

6
Dorot Management… ◀

6

What this shows Dorot holds 6 patents at rank #39,796, shown against the 8 assignees closest to it in grant volume rather than the industry's largest filers.

Companies ranked near Dorot

By rank, the assignees closest to #39,796 in granted patent volume.

Leaders in F16K (Valves)

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

Dorot's Innovation Score vs. every tracked assignee

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

20 6th percentile higher than 6% 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 · 2016–2021

Grants by year

Teal-shaded recent years (2020–present) versus the 2016–2019 baseline. Full figures in the table below.

View data table

Dorot Management Control Valves Ltd. patent grants by year, 2015–2025
Year	Patents Granted	Share of Period
2016	1	16.7%
2018	2	33.3%
2019	1	16.7%
2020	1	16.7%
2021	1	16.7%

Which technologies does Dorot Management Control Valves Ltd. patent most?

F16K - VALVES; TAPS; COCKS; ACTUATING-FLOATS; Devices FOR Venting OR Aerating 3

Y10T - Technical Subjects Covered BY Former US Classification 2

E03B - Installations OR Methods FOR Obtaining, Collecting, OR Distributing Water 1

E03F - SEWERS; Cesspools 1

Top 4 of 4 technology areas

Where it ranks

Overall rank by patents

#39,881

of 49,997 tracked assignees

Innovation Score

19.7 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

Dorot Management Control Valves Ltd.'s patent record in context - here's where to go next.

Dorot Management Control Valves Ltd.'s lead technology class is F16K (VALVES; TAPS; COCKS; ACTUATING-FLOATS; Devices FOR Venting OR Aerating), 50% of its portfolio - see every assignee active in that class. Explore F16K
Ranked #39,881 of 49,997 tracked assignees by patent volume - see the full leaderboard. See the ranking
Compare Dorot Management Control Valves Ltd. against Dongguan Hongyi Wiper Co., Ltd., an assignee filing at a similar volume. Compare portfolios
Innovation Score of 19.7/100 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.