Where does May-hwa Enterprise Corporation rank among US patent assignees?

According to USPTO PatentsView (2015–2025 granted utility patents), May-hwa Enterprise Corporation ranks #48,602 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 May-hwa Enterprise Corporation hold?

May-hwa Enterprise Corporation holds 5 US utility patents granted between 2018 and 2021, spanning 10 technology areas.

What is May-hwa Enterprise Corporation's Innovation Score?

May-hwa Enterprise Corporation has an Innovation Score of 25.5 out of 100 (18th percentile of the corpus). This composite metric weighs portfolio volume (40%), grant velocity (20%), technology breadth (25%), and claim depth (15%).

Is May-hwa Enterprise Corporation's patent grant rate increasing or decreasing?

May-hwa Enterprise Corporation's recent grant velocity is -75% 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 May-hwa Enterprise Corporation's patents?

May-hwa Enterprise Corporation's patents average 13.6 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 May-hwa Enterprise 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

May-hwa Enterprise Corporation

Q: What technology areas does May-hwa Enterprise Corporation focus on?

May-hwa Enterprise Corporation's top technology area is C08G (Macromolecular Compounds Obtained Otherwise Than BY Reactions Only Involving Unsaturated Carbon-to-carbon Bonds) with 5 patents. Grants appear in 10 CPC subclasses total.

USPTO PatentsView assignee record - 5 granted patents across 10 technology areas, recorded in grant years 2018–2021. 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: C08G (Macromolecular Compounds Obtained Otherwise Than BY Reactions Only Involving Unsaturated Carbon-to-carbon Bonds).

Compiled by PlainPatent · May 15, 2026

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The verdict

According to USPTO PatentsView, May-hwa ranks #48,602 of 49,997 tracked US assignees by granted-patent volume, with 5 patents across 10 technology areas.

#48,602
of 49,997 US assignees by volume: 18th percentile
by Innovation Score (25.5/100): 13.6
avg claims per patent: -75%
grant velocity, last 5 yrs

USPTO PatentsView assignee plate

Corpus R48602 · Foreign Corporation #48,602 · 5 grants

GRANTS-MICRO · BOTTOM-DECILE · PHOTO-FINISH · CPC-FOCUS · INNOV-THIN · CLAIMS-RICH · TYPE-FRNCORP · VEL-DROP · BOOK-FULL

GRANTS-MICRO 5 grants
BOTTOM-DECILE #48,602/49,997
PHOTO-FINISH MASIÁ Ciscar
CPC-FOCUS C08G · 10 areas
INNOV-THIN 25.5/100
CLAIMS-RICH 13.6 claims/avg
TYPE-FRNCORP Foreign Corp
VEL-DROP -75% vel
BOOK-FULL 10/10 fields

Nearest grant-volume peer: MASIÁ Ciscar S.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.

Qualcomm Incorporated · highest

85
May-hwa Enterprise · this assignee

26
3D Lighting… · lowest

7

What this shows May-hwa's Innovation Score is 25.5/100 (18th 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 May-hwa's grants concentrate

May-hwa Enterprise Corporation is a focused PatentsView assignee: 10 CPC subclasses with 100% of grants classified under C08G (Macromolecular Compounds Obtained Otherwise Than BY Reactions Only Involving Unsaturated Carbon-to-carbon Bonds). Peak complete grant year is 2018 (2 grants) versus a trough of 1 in 2021. By volume, May-hwa sits between MASIÁ Ciscar S.A. and MBD Co., Ltd..

MASIÁ Ciscar

5
Matia Robotics Me…

5
Mavic Group

5
Maxone Semiconduc…

5
Mayhew Steel Prod…

5
MB Imports

5
MBC Pharma

5
MBD

5
May-hwa Enterprise ◀

5

What this shows May-hwa holds 5 patents at rank #48,559, shown against the 8 assignees closest to it in grant volume rather than the industry's largest filers.

Companies ranked near May-hwa

By rank, the assignees closest to #48,559 in granted patent volume.

Leaders in C08G (Macromolecular Compounds Obtained Otherwise Than BY React…)

Other assignees with the most granted patents in May-hwa's primary technology class.

May-hwa's Innovation Score vs. every tracked assignee

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

26 18th percentile higher than 18% 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 · 2018–2021

Grants by year

Teal-shaded recent years (2020–present) versus the 2018–2019 baseline. Full figures in the table below.

View data table

May-hwa Enterprise Corporation patent grants by year, 2015–2025
Year	Patents Granted	Share of Period
2018	2	40.0%
2019	2	40.0%
2021	1	20.0%

Which technologies does May-hwa Enterprise Corporation patent most?

C08G - Macromolecular Compounds Obtained Otherwise Than BY Reactions Only Involving Unsaturated Carbon-to-carbon Bonds 5

C09D - Coating Compositions, e.g. Paints, Varnishes OR LACQUERS; Filling PASTES; Chemical Paint OR INK REMOVERS; INKS; Correcting FLUIDS; WOODSTAINS; Pastes OR Solids FOR Colouring OR PRINTING; USE OF Materials Therefor 3

C08J - WORKING-UP; General Processes OF COMPOUNDING; After-treatment NOT Covered BY Subclasses C08b, C08c, C08f, C08g or C08h 2

C07C - Acyclic OR Carbocyclic Compounds 2

B05D - Processes FOR Applying Fluent Materials TO Surfaces, IN General 2

C23C - Coating Metallic MATERIAL; Coating Material With Metallic MATERIAL; Surface Treatment OF Metallic Material BY Diffusion Into THE Surface, BY Chemical Conversion OR SUBSTITUTION; Coating BY Vacuum Evaporation, BY Sputtering, BY ION Implantation OR BY Chemical Vapour Deposition, IN General 2

B01J - Chemical OR Physical Processes, e.g. Catalysis OR Colloid CHEMISTRY; Their Relevant Apparatus 1

B29K - Indexing Scheme Associated With Subclasses B29b, B29c OR B29d, Relating TO Moulding Materials OR TO Materials FOR ; Moulds, ; Reinforcements, Fillers OR Preformed Parts, e.g. Inserts 1

C08L - Compositions OF Macromolecular Compounds 1

B29B - Preparation OR Pretreatment OF THE Material TO BE SHAPED; Making Granules OR PREFORMS; Recovery OF Plastics OR Other Constituents OF Waste Material Containing Plastics 1

Top 10 of 10 technology areas

Where it ranks

Overall rank by patents

#48,602

of 49,997 tracked assignees

Innovation Score

25.5 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

May-hwa Enterprise Corporation's patent record in context - here's where to go next.

May-hwa Enterprise Corporation's lead technology class is C08G (Macromolecular Compounds Obtained Otherwise Than BY Reactions Only Involving Unsaturated Carbon-to-carbon Bonds), 100% of its portfolio - see every assignee active in that class. Explore C08G
Ranked #48,602 of 49,997 tracked assignees by patent volume - see the full leaderboard. See the ranking
Compare May-hwa Enterprise Corporation against MASIÁ Ciscar S.A., an assignee filing at a similar volume. Compare portfolios
Innovation Score of 25.5/100 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.