Where does Rotonix Hong Kong Limited rank among US patent assignees?

According to USPTO PatentsView (2015–2025 granted utility patents), Rotonix Hong Kong Limited ranks #37,280 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 Rotonix Hong Kong Limited hold?

Rotonix Hong Kong Limited holds 7 US utility patents granted between 2015 and 2017, spanning 6 technology areas.

What is Rotonix Hong Kong Limited's Innovation Score?

Rotonix Hong Kong Limited has an Innovation Score of 23.4 out of 100 (12th 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 Rotonix Hong Kong Limited focus on?

Rotonix Hong Kong Limited's top technology area is H02K (Dynamo-electric Machines) with 7 patents. Grants appear in 6 CPC subclasses total.

Is Rotonix Hong Kong Limited's patent grant rate increasing or decreasing?

Rotonix Hong Kong Limited'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 Rotonix Hong Kong Limited's patents?

Rotonix Hong Kong Limited's patents average 12.6 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 Rotonix Hong Kong Limited 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

Rotonix Hong Kong Limited

USPTO PatentsView assignee record - 7 granted patents across 6 technology areas, recorded in grant years 2015–2017. 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: H02K (Dynamo-electric Machines).

Compiled by PlainPatent · May 15, 2026

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The verdict

According to USPTO PatentsView, Rotonix ranks #37,280 of 49,997 tracked US assignees by granted-patent volume, with 7 patents across 6 technology areas.

#37,280
of 49,997 US assignees by volume: 12th percentile
by Innovation Score (23.4/100): 12.6
avg claims per patent: -100%
grant velocity, last 5 yrs

USPTO PatentsView assignee plate

Corpus R37280 · US Corporation #37,280 · 7 grants

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

GRANTS-MICRO 7 grants
MID-PACK #37,280/49,997
PHOTO-FINISH Rooftop Anchor
CPC-NARROW H02K · 6 areas
INNOV-THIN 23.4/100
CLAIMS-RICH 12.6 claims/avg
TYPE-USCORP US Corporation
VEL-DROP -100% vel
BOOK-FULL 10/10 fields

Nearest grant-volume peer: Rooftop Anchor, 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
Rotonix Hong Kong · this assignee

23
3D Lighting… · lowest

7

What this shows Rotonix's Innovation Score is 23.4/100 (12th 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 Rotonix's grants concentrate

Rotonix Hong Kong Limited is a focused PatentsView assignee: 6 CPC subclasses with 100% of grants classified under H02K (Dynamo-electric Machines). Peak complete grant year is 2017 (6 grants) versus a trough of 1 in 2015. By volume, Rotonix sits between Rooftop Anchor, Inc. and Running Tide Technologies, Inc..

Rooftop Anchor

7
Rosemount Measure…

7
Ross Power Invest…

7
Rotex Automation

7
Rovner Products I…

7
Royal Holloway Un…

7
Ruhrpumpen

7
Running Tide

7
Rotonix Hong Kong ◀

7

What this shows Rotonix holds 7 patents at rank #37,266, shown against the 8 assignees closest to it in grant volume rather than the industry's largest filers.

Companies ranked near Rotonix

By rank, the assignees closest to #37,266 in granted patent volume.

Leaders in H02K (Dynamo-electric Machines)

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

Rotonix's Innovation Score vs. every tracked assignee

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

23 12th percentile higher than 12% 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 · 2015–2017

Grants by year

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

View data table

Rotonix Hong Kong Limited patent grants by year, 2015–2025
Year	Patents Granted	Share of Period
2015	1	14.3%
2017	6	85.7%

Which technologies does Rotonix Hong Kong Limited patent most?

H02K - Dynamo-electric Machines 7

Y02E - Reduction OF Greenhouse GAS [GHG] Emissions, Related TO Energy Generation, Transmission OR Distribution 6

F16F - SPRINGS; SHOCK-ABSORBERS; Means FOR Damping Vibration 3

Y10T - Technical Subjects Covered BY Former US Classification 3

F16C - SHAFTS; Flexible SHAFTS; Elements OR Crankshaft MECHANISMS; Rotary Bodies Other Than Gearing ELEMENTS; Bearings 1

F16H - Gearing 1

Top 6 of 6 technology areas

Where it ranks

Overall rank by patents

#37,280

of 49,997 tracked assignees

Innovation Score

23.4 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

Rotonix Hong Kong Limited's patent record in context - here's where to go next.

Rotonix Hong Kong Limited's lead technology class is H02K (Dynamo-electric Machines), 100% of its portfolio - see every assignee active in that class. Explore H02K
Ranked #37,280 of 49,997 tracked assignees by patent volume - see the full leaderboard. See the ranking
Compare Rotonix Hong Kong Limited against Rooftop Anchor, Inc., an assignee filing at a similar volume. Compare portfolios
Innovation Score of 23.4/100 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.