Where does Enplas Corporation rank among US patent assignees?

According to USPTO PatentsView (2015–2025 granted utility patents), Enplas Corporation ranks #1,157 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 Enplas Corporation hold?

Enplas Corporation holds 367 US utility patents granted between 2015 and 2025, spanning 74 technology areas.

What is Enplas Corporation's Innovation Score?

Enplas Corporation has an Innovation Score of 55.1 out of 100 (top 7% of the corpus). This composite metric weighs portfolio volume (40%), grant velocity (20%), technology breadth (25%), and claim depth (15%).

What technology areas does Enplas Corporation focus on?

Enplas Corporation's top technology area is G02B (Optical Elements, Systems OR Apparatus) with 141 patents. Grants appear in 74 CPC subclasses total.

Is Enplas Corporation's patent grant rate increasing or decreasing?

Enplas Corporation's recent grant velocity is -12% 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 Enplas Corporation's patents?

Enplas Corporation's patents average 8.1 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 Enplas Corporation 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

Enplas Corporation

USPTO PatentsView assignee record - 367 granted patents across 74 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: G02B (Optical Elements, Systems OR Apparatus).

Compiled by PlainPatent · May 15, 2026

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Explore the portfolio See the ranking

The verdict

According to USPTO PatentsView, Enplas ranks #1,157 of 49,997 tracked US assignees by granted-patent volume, with 367 patents across 74 technology areas.

#1,157
of 49,997 US assignees by volume: Top 7%
by Innovation Score (55.1/100): 8.1
avg claims per patent: -12%
grant velocity, last 5 yrs

USPTO PatentsView assignee plate

Corpus R1157 · Foreign Corporation #1,157 · 367 grants

GRANTS-MID · TOP-DECILE · PHOTO-FINISH · CPC-WIDE · INNOV-PAR · CLAIMS-PAR · TYPE-FRNCORP · VEL-DOWN · BOOK-FULL

GRANTS-MID 367 grants
TOP-DECILE #1,157/49,997
PHOTO-FINISH Convida Wireless
CPC-WIDE G02B · 74 areas
INNOV-PAR 55.1/100
CLAIMS-PAR 8.1 claims/avg
TYPE-FRNCORP Foreign Corp
VEL-DOWN -12% vel
BOOK-FULL 10/10 fields

Nearest grant-volume peer: Convida Wireless, LLC (±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
Bank of Montreal · near

55
Casco Signal · near

55
Ecolink Intelligent… · near

55
Enplas · this assignee

55
Waves Audio · near

55
3D Lighting… · lowest

7

What this shows Enplas's Innovation Score is 55.1/100 (top 7% 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.

How Enplas's grant cadence moved

Between 2020–2024, Enplas Corporation received 167 grants versus 189 in 2015–2019 (-12% equal-window velocity, above median growth). Across complete PatentsView years, output peaked in 2020 at 51 grants and bottomed in 2021 at 25. Lead class G02B accounts for 38.4% of the portfolio across 74 subclasses. Volume neighbours: St. Jude Medical, Atrial Fibrillation Division, Inc. (#1,153) and Westinghouse Electric Company LLC (#1,161).

Enplas's three-year grant acceleration

From 2019–2021 to 2022–2024, Enplas Corporation moved from 126 to 91 grants (0.72x the prior three-year total, a multiple, not a CAGR). Among 3,296 tracked assignees with ≥100 grants and ≥20 prior-period grants, that multiple ranks #2,079. See the growth leaderboard.

St Jude Medical A…

368
Trustees OF Dartm…

368
Yeda Research AND…

368
Convida Wireless

367
Kabam

367
Owens-brockway Gl…

367
Rubrik

367
Westinghouse Elec…

367
Enplas ◀

367

What this shows Enplas holds 367 patents at rank #1,157, shown against the 8 assignees closest to it in grant volume rather than the industry's largest filers.

Companies ranked near Enplas

By rank, the assignees closest to #1,157 in granted patent volume.

Leaders in G02B (Optical Elements)

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

Assignees with similar portfolio profiles

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

Similar innovation score

Nearest assignees by Innovation Score (55 here).

Ecolink Intelligent Technology, Inc. 55 Bank of Montreal 55 Casco Signal Ltd. 55 Waves Audio Ltd. 55

Similar claim depth

Nearest assignees by average claims per patent (8.1 here).

Aisin Seiki Kabushiki Kaisha 8.1 avg Juki Corporation 8.1 avg Fuzhou University 8.2 avg Guangzhou Shiyuan Electronic Technology Company Limited 8.1 avg

Enplas's Innovation Score vs. every tracked assignee

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

55 Top 7% higher than 93% 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 · 2015–2025

Grants by year

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

View data table

Enplas Corporation patent grants by year, 2015–2025
Year	Patents Granted	Share of Period
2015	27	7.4%
2016	42	11.4%
2017	32	8.7%
2018	38	10.4%
2019	50	13.6%
2020	51	13.9%
2021	25	6.8%
2022	35	9.5%
2023	30	8.2%
2024	26	7.1%
2025partial year	11	3.0%

Which technologies does Enplas Corporation patent most?

G02B - Optical Elements, Systems OR Apparatus 141

F21V - Functional Features OR Details OF Lighting Devices OR Systems THEREOF; Structural Combinations OF Lighting Devices With Other Articles, NOT Otherwise Provided FOR 64

F21Y - Indexing Scheme Associated With Subclasses F21k, F21l, F21s and F21v, Relating TO THE Form OR THE Kind OF THE Light Sources OR OF THE Colour OF THE Light Emitted 47

G02F - Optical Devices OR Arrangements FOR THE Control OF Light BY Modification OF THE Optical Properties OF THE Media OF THE Elements Involved THEREIN; Non-linear OPTICS; Frequency-changing OF LIGHT; Optical Logic ELEMENTS; Optical ANALOGUE/DIGITAL Converters 46

H01R - Electrically-conductive CONNECTIONS; Structural Associations OF A Plurality OF Mutually-insulated Electrical Connecting ELEMENTS; Coupling DEVICES; Current Collectors 45

G01R - Measuring Electric VARIABLES; Measuring Magnetic Variables 44

B01L - Chemical OR Physical Laboratory Apparatus FOR General USE 38

F16H - Gearing 34

B29C - Shaping OR Joining OF PLASTICS; Shaping OF Material IN A Plastic State, NOT Otherwise Provided FOR; After-treatment OF THE Shaped Products, e.g. Repairing 32

A01G - HORTICULTURE; Cultivation OF Vegetables, Flowers, Rice, Fruit, Vines, Hops OR SEAWEED; FORESTRY; Watering 32

Y02A - Technologies FOR Adaptation TO Climate Change 30

H10H - Inorganic Light-emitting Semiconductor Devices Having Potential Barriers 24

G01N - Investigating OR Analysing Materials BY Determining Their Chemical OR Physical Properties 23

B29L - Indexing Scheme Associated With Subclass B29c, Relating TO Particular Articles 21

F21S - Non-portable Lighting DEVICES; Systems THEREOF; Vehicle Lighting Devices Specially Adapted FOR Vehicle Exteriors 19

Top 15 of 74 technology areas

Where it ranks

Overall rank by patents

#1,157

of 49,997 tracked assignees

Innovation Score

55.1 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

Enplas Corporation's patent record in context - here's where to go next.

Enplas Corporation's lead technology class is G02B (Optical Elements, Systems OR Apparatus), 38.4% of its portfolio - see every assignee active in that class. Explore G02B
Ranked #1,157 of 49,997 tracked assignees by patent volume - see the full leaderboard. See the ranking
Compare Enplas Corporation against St. Jude Medical, Atrial Fibrillation Division, Inc., an assignee filing at a similar volume. Compare portfolios
Innovation Score of 55.1/100 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.