Where does Topanga USA, Inc. rank among US patent assignees?

According to USPTO PatentsView (2015–2025 granted utility patents), Topanga USA, Inc. ranks #43,708 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 Topanga USA, Inc. hold?

Topanga USA, Inc. holds 6 US utility patents granted between 2015 and 2016, spanning 5 technology areas.

What is Topanga USA, Inc.'s Innovation Score?

Topanga USA, Inc. has an Innovation Score of 29.6 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 Topanga USA, Inc. focus on?

Topanga USA, Inc.'s top technology area is H01J (Electric Discharge Tubes OR Discharge Lamps) with 6 patents, ranking #300 of 1,076 assignees active in that subclass. Grants appear in 5 CPC subclasses total.

Is Topanga USA, Inc.'s patent grant rate increasing or decreasing?

Topanga USA, Inc.'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 Topanga USA, Inc.'s patents?

Topanga USA, Inc.'s patents average 42.3 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 Topanga USA, Inc. 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

Topanga USA, Inc.

USPTO PatentsView assignee record - 6 granted patents across 5 technology areas, recorded in grant years 2015–2016. 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: H01J (Electric Discharge Tubes OR Discharge Lamps).

Compiled by PlainPatent · May 15, 2026

RSS updates for this company

Explore the portfolio See the ranking

The verdict

According to USPTO PatentsView, Topanga ranks #43,708 of 49,997 tracked US assignees by granted-patent volume, with 6 patents across 5 technology areas.

#43,708
of 49,997 US assignees by volume: 31st percentile
by Innovation Score (29.6/100): 42.3
avg claims per patent: -100%
grant velocity, last 5 yrs

USPTO PatentsView assignee plate

Corpus R43708 · US Corporation #43,708 · 6 grants

GRANTS-MICRO · LOWER-Q · PHOTO-FINISH · CPC-NARROW · INNOV-THIN · CLAIMS-DENSE · TYPE-USCORP · VEL-DROP · BOOK-FULL

GRANTS-MICRO 6 grants
LOWER-Q #43,708/49,997
PHOTO-FINISH Tomzi International
CPC-NARROW H01J · 5 areas
INNOV-THIN 29.6/100
CLAIMS-DENSE 42.3 claims/avg
TYPE-USCORP US Corporation
VEL-DROP -100% vel
BOOK-FULL 10/10 fields

Nearest grant-volume peer: Tomzi International 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 Topanga’s 29.6 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 6.7 pts (23%) Velocity 0.0 pts (0%) Breadth 7.9 pts (27%) Claim depth 15.0 pts (51%)

Qualcomm Incorporated · highest

85
Topanga USA · this assignee

30
3D Lighting… · lowest

7

What this shows Topanga's Innovation Score is 29.6/100 (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 Topanga?

Each dot is one of Topanga’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). Topanga’s own 42.3 claims/patent is ABOVE the 11.0 median for these volume peers. More thorough claims than most filers at this scale, not just more of them.

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

Where Topanga's grants concentrate

Topanga USA, Inc. is a focused PatentsView assignee: 5 CPC subclasses with 100% of grants classified under H01J (Electric Discharge Tubes OR Discharge Lamps). Peak complete grant year is 2015 (4 grants) versus a trough of 2 in 2016. By volume, Topanga sits between Tomzi International Ltd and Toshiba Industrial Products Manufacturing Corporation.

Tomzi Internation…

6
Tong Yah Technolo…

6
Tools/400

6
Top Brands Tire &…

6
Topotarget UK

6
Toptec

6
Torrid

6
Toshiba Industria…

6
Topanga USA ◀

6

What this shows Topanga holds 6 patents at rank #43,716, shown against the 8 assignees closest to it in grant volume rather than the industry's largest filers.

Companies ranked near Topanga

By rank, the assignees closest to #43,716 in granted patent volume.

Leaders in H01J (Electric Discharge Tubes OR Discharge Lamps)

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

Topanga's Innovation Score vs. every tracked assignee

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

30 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 · 2015–2016

Grants by year

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

View data table

Topanga USA, Inc. patent grants by year, 2015–2025
Year	Patents Granted	Share of Period
2015	4	66.7%
2016	2	33.3%

Which technologies does Topanga USA, Inc. patent most?

H01J - Electric Discharge Tubes OR Discharge Lamps 6

H05B - Electric HEATING; Electric Light Sources NOT Otherwise Provided FOR; Circuit Arrangements FOR Electric Light Sources, IN General 1

Y02B - Climate Change Mitigation Technologies Related TO Buildings, e.g. Housing, House Appliances OR Related End-user Applications 1

A01G - HORTICULTURE; Cultivation OF Vegetables, Flowers, Rice, Fruit, Vines, Hops OR SEAWEED; FORESTRY; Watering 1

Y02P - Climate Change Mitigation Technologies IN THE Production OR Processing OF Goods 1

Top 5 of 5 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

Topanga USA, Inc.'s patent record in context - here's where to go next.

Topanga USA, Inc.'s lead technology class is H01J (Electric Discharge Tubes OR Discharge Lamps), 100% of its portfolio - see every assignee active in that class. Explore H01J
Ranked #43,708 of 49,997 tracked assignees by patent volume - see the full leaderboard. See the ranking
Compare Topanga USA, Inc. against Tomzi International Ltd, an assignee filing at a similar volume. Compare portfolios
Innovation Score of 29.6/100 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.