Where does HWA Meei Optical Co., Ltd. rank among US patent assignees?

According to USPTO PatentsView (2015–2025 granted utility patents), HWA Meei Optical Co., Ltd. ranks #35,763 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 HWA Meei Optical Co., Ltd. hold?

HWA Meei Optical Co., Ltd. holds 7 US utility patents granted between 2015 and 2019, spanning 1 technology areas.

What is HWA Meei Optical Co., Ltd.'s Innovation Score?

HWA Meei Optical Co., Ltd. has an Innovation Score of 16.0 out of 100 (3rd percentile of the corpus). This composite metric weighs portfolio volume (40%), grant velocity (20%), technology breadth (25%), and claim depth (15%).

Is HWA Meei Optical Co., Ltd.'s patent grant rate increasing or decreasing?

HWA Meei Optical Co., Ltd.'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 HWA Meei Optical Co., Ltd.'s patents?

HWA Meei Optical Co., Ltd.'s patents average 8.9 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 HWA Meei Optical Co., 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

HWA Meei Optical Co., Ltd.

Q: What technology areas does HWA Meei Optical Co., Ltd. focus on?

HWA Meei Optical Co., Ltd.'s top technology area is G02C (SPECTACLES; Sunglasses OR Goggles Insofar AS They Have THE Same Features AS SPECTACLES; Contact Lenses) with 6 patents, ranking #101 of 397 assignees active in that subclass. Grants appear in 1 CPC subclasses total.

USPTO PatentsView assignee record - 7 granted patents across 1 technology areas, recorded in grant years 2015–2019. 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: G02C (SPECTACLES; Sunglasses OR Goggles Insofar AS They Have THE Same Features AS SPECTACLES; Contact Lenses).

Compiled by PlainPatent · May 15, 2026

RSS updates for this company

Explore the portfolio See the ranking

The verdict

According to USPTO PatentsView, HWA ranks #35,763 of 49,997 tracked US assignees by granted-patent volume, with 7 patents across 1 technology areas.

#35,763
of 49,997 US assignees by volume: 3rd percentile
by Innovation Score (16.0/100): 8.9
avg claims per patent: -100%
grant velocity, last 5 yrs

USPTO PatentsView assignee plate

Corpus R35763 · Foreign Corporation #35,763 · 7 grants

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

GRANTS-MICRO 7 grants
MID-PACK #35,763/49,997
PHOTO-FINISH Humanitas Mirasole…
CPC-NARROW G02C · 1 areas
INNOV-LOW 16.0/100
CLAIMS-PAR 8.9 claims/avg
TYPE-FRNCORP Foreign Corp
VEL-DROP -100% vel
BOOK-FULL 10/10 fields

Nearest grant-volume peer: Humanitas Mirasole S.P.A. (±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 HWA’s 16.0 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 7.2 pts (45%) Velocity 0.0 pts (0%) Breadth 3.5 pts (22%) Claim depth 5.3 pts (33%)

Qualcomm Incorporated · highest

85
HWA Meei Optical · this assignee

16
3D Lighting… · lowest

7

What this shows HWA's Innovation Score is 16.0/100 (3rd 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 HWA?

Each dot is one of HWA’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). HWA’s own 8.9 claims/patent is at or below the 12.7 median for these volume peers. Volume here does not track with deeper claims; several lower-volume peers claim more thoroughly per patent.

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

Where HWA's grants concentrate

HWA Meei Optical Co., Ltd. is a focused PatentsView assignee: 1 CPC subclasses with 85.7% of grants classified under G02C (SPECTACLES; Sunglasses OR Goggles Insofar AS They Have THE Same Features AS SPECTACLES; Contact Lenses). Peak complete grant year is 2015 (2 grants) versus a trough of 1 in 2017. By volume, HWA sits between Humanitas Mirasole S.P.A. and Hydrogenious Technologies GMBH.

Humanitas Mirasol…

7
Hunan Sijiu Techn…

7
Hunkeler

7
Huntington Alloys

7
Hydac Fluidcarece…

7
Hydac Mobilhydrau…

7
Hydration Labs

7
Hydrogenious

7
HWA Meei Optical ◀

7

What this shows HWA holds 7 patents at rank #35,675, shown against the 8 assignees closest to it in grant volume rather than the industry's largest filers.

Companies ranked near HWA

By rank, the assignees closest to #35,675 in granted patent volume.

Leaders in G02C (Spectacles)

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

HWA's Innovation Score vs. every tracked assignee

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

16 3rd percentile higher than 3% 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 · 2015–2019

Grants by year

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

View data table

HWA Meei Optical Co., Ltd. patent grants by year, 2015–2025
Year	Patents Granted	Share of Period
2015	2	28.6%
2016	2	28.6%
2017	1	14.3%
2019	2	28.6%

Which technologies does HWA Meei Optical Co., Ltd. patent most?

G02C - SPECTACLES; Sunglasses OR Goggles Insofar AS They Have THE Same Features AS SPECTACLES; Contact Lenses 6

Top 1 of 1 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

HWA Meei Optical Co., Ltd.'s patent record in context - here's where to go next.

HWA Meei Optical Co., Ltd.'s lead technology class is G02C (SPECTACLES; Sunglasses OR Goggles Insofar AS They Have THE Same Features AS SPECTACLES; Contact Lenses), 85.7% of its portfolio - see every assignee active in that class. Explore G02C
Ranked #35,763 of 49,997 tracked assignees by patent volume - see the full leaderboard. See the ranking
Compare HWA Meei Optical Co., Ltd. against Humanitas Mirasole S.P.A., an assignee filing at a similar volume. Compare portfolios
Innovation Score of 16.0/100 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.