Where does EPtronics, Inc. rank among US patent assignees?

According to USPTO PatentsView (2015–2025 granted utility patents), EPtronics, Inc. ranks #40,074 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 EPtronics, Inc. hold?

EPtronics, Inc. holds 6 US utility patents granted between 2015 and 2020, spanning 4 technology areas.

What is EPtronics, Inc.'s Innovation Score?

EPtronics, Inc. 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 EPtronics, Inc.'s patent grant rate increasing or decreasing?

EPtronics, Inc.'s recent grant velocity is -80% 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 EPtronics, Inc.'s patents?

EPtronics, Inc.'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 EPtronics, 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

EPtronics, Inc.

Q: What technology areas does EPtronics, Inc. focus on?

EPtronics, Inc.'s top technology area is H05B (Electric HEATING; Electric Light Sources NOT Otherwise Provided FOR; Circuit Arrangements FOR Electric Light Sources, IN General) with 6 patents. Grants appear in 4 CPC subclasses total.

USPTO PatentsView assignee record - 6 granted patents across 4 technology areas, recorded in grant years 2015–2020. 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: H05B (Electric HEATING; Electric Light Sources NOT Otherwise Provided FOR; Circuit Arrangements FOR Electric Light Sources, IN General).

Compiled by PlainPatent · May 15, 2026

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The verdict

According to USPTO PatentsView, Eptronics ranks #40,074 of 49,997 tracked US assignees by granted-patent volume, with 6 patents across 4 technology areas.

#40,074
of 49,997 US assignees by volume: 6th percentile
by Innovation Score (19.7/100): 9.8
avg claims per patent: -80%
grant velocity, last 5 yrs

USPTO PatentsView assignee plate

Corpus R40074 · US Corporation #40,074 · 6 grants

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

GRANTS-MICRO 6 grants
LOWER-Q #40,074/49,997
PHOTO-FINISH Epigen Biosciences
CPC-NARROW H05B · 4 areas
INNOV-LOW 19.7/100
CLAIMS-PAR 9.8 claims/avg
TYPE-USCORP US Corporation
VEL-DROP -80% vel
BOOK-FULL 10/10 fields

Nearest grant-volume peer: Epigen Biosciences, 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
EPtronics · this assignee

20
3D Lighting… · lowest

7

What this shows Eptronics'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 Eptronics's grants concentrate

EPtronics, Inc. is a focused PatentsView assignee: 4 CPC subclasses with 100% of grants classified under H05B (Electric HEATING; Electric Light Sources NOT Otherwise Provided FOR; Circuit Arrangements FOR Electric Light Sources, IN General). Peak complete grant year is 2017 (4 grants) versus a trough of 1 in 2015. By volume, Eptronics sits between Epigen Biosciences, Inc. and Erda Master Ipco Limited.

Epigen Biosciences

6
Epir

6
Episys Science

6
EPL

6
Equi-nom

6
Equipmount

6
Equus Motors

6
Erda Master Ipco

6
Eptronics ◀

6

What this shows EPtronics holds 6 patents at rank #39,998, shown against the 8 assignees closest to it in grant volume rather than the industry's largest filers.

Companies ranked near EPtronics

By rank, the assignees closest to #39,998 in granted patent volume.

Leaders in H05B (Electric Heating)

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

Eptronics'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 · 2015–2020

Grants by year

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

View data table

EPtronics, Inc. patent grants by year, 2015–2025
Year	Patents Granted	Share of Period
2015	1	16.7%
2017	4	66.7%
2020	1	16.7%

Which technologies does EPtronics, Inc. patent most?

H05B - Electric HEATING; Electric Light Sources NOT Otherwise Provided FOR; Circuit Arrangements FOR Electric Light Sources, IN General 6

Y02B - Climate Change Mitigation Technologies Related TO Buildings, e.g. Housing, House Appliances OR Related End-user Applications 2

H04W - Wireless Communication Networks 1

G06F - Electric Digital Data Processing 1

Top 4 of 4 technology areas

Where it ranks

Overall rank by patents

#40,074

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

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

EPtronics, Inc.'s lead technology class is H05B (Electric HEATING; Electric Light Sources NOT Otherwise Provided FOR; Circuit Arrangements FOR Electric Light Sources, IN General), 100% of its portfolio - see every assignee active in that class. Explore H05B
Ranked #40,074 of 49,997 tracked assignees by patent volume - see the full leaderboard. See the ranking
Compare EPtronics, Inc. against Epigen Biosciences, Inc., 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.