Where does Dongguan Master United Plastic & Hardware Products Co., Ltd. rank among US patent assignees?

According to USPTO PatentsView (2015–2025 granted utility patents), Dongguan Master United Plastic & Hardware Products Co., Ltd. ranks #46,241 of 49,997 assignees by granted-patent volume, the same sort as the companies listing and top-holders ranking. See /methodology/#corpus-placement.

Is Dongguan Master United Plastic & Hardware Products Co., Ltd.'s patent grant rate increasing or decreasing?

Dongguan Master United Plastic & Hardware Products 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 Dongguan Master United Plastic & Hardware Products Co., Ltd.'s patents?

Dongguan Master United Plastic & Hardware Products Co., Ltd.'s patents average 7.2 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.

USPTO 2015–2025 USPTO PatentsView Foreign Corporation

Dongguan Master United Plastic & Hardware Products Co., Ltd.

Q: How is the Dongguan Master United Plastic & Hardware Products 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 PatentsView assignee record - 5 granted patents across 5 technology areas, recorded in grant years 2015–2017. 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: A47B (TABLES; DESKS; Office FURNITURE; CABINETS; DRAWERS; General Details OF Furniture).

Compiled by PlainPatent · May 15, 2026

RSS updates for this company

Explore the portfolio See the ranking

The verdict

According to USPTO PatentsView, Dongguan ranks #46,241 of 49,997 tracked US assignees by granted-patent volume, with 5 patents across 5 technology areas.

#46,241
of 49,997 US assignees by volume: 5th percentile
by Innovation Score (18.4/100): 7.2
avg claims per patent: -100%
grant velocity, last 5 yrs

USPTO PatentsView assignee plate

Corpus R46241 · Foreign Corporation #46,241 · 5 grants

GRANTS-MICRO · BOTTOM-DECILE · PHOTO-FINISH · CPC-NARROW · INNOV-LOW · CLAIMS-SPARSE · TYPE-FRNCORP · VEL-DROP · BOOK-FULL

GRANTS-MICRO 5 grants
BOTTOM-DECILE #46,241/49,997
PHOTO-FINISH Dongguan Hongmei…
CPC-NARROW A47B · 5 areas
INNOV-LOW 18.4/100
CLAIMS-SPARSE 7.2 claims/avg
TYPE-FRNCORP Foreign Corp
VEL-DROP -100% vel
BOOK-FULL 10/10 fields

Nearest grant-volume peer: Dongguan Hongmei Sports Equipment Co., 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 Dongguan’s 18.4 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 6.2 pts (34%) Velocity 0.0 pts (0%) Breadth 7.9 pts (43%) Claim depth 4.3 pts (23%)

Qualcomm Incorporated · highest

85
Dongguan Master… · this assignee

18
3D Lighting… · lowest

7

What this shows Dongguan's Innovation Score is 18.4/100 (5th 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 Dongguan?

Each dot is one of Dongguan’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). Dongguan’s own 7.2 claims/patent is ABOVE the 1.0 median for these volume peers. More thorough claims than most filers at this scale, not just more of them.

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

Where Dongguan's grants concentrate

Dongguan Master United Plastic & Hardware Products Co., Ltd. is a focused PatentsView assignee: 5 CPC subclasses with 60% of grants classified under A47B (TABLES; DESKS; Office FURNITURE; CABINETS; DRAWERS; General Details OF Furniture). Peak complete grant year is 2015 (4 grants) versus a trough of 1 in 2017. By volume, Dongguan sits between Dongguan Hongmei Sports Equipment Co., Ltd. and Dongguan Siyou Electronic Technology Co., Ltd.

Dongguan Hongmei…

5
Dongguan Hongming…

5
Dongguan Hongwang…

5
Dongguan Keben El…

5
Dongguan Mauten t…

5
Dongguan Simzo Te…

5
Dongguan Shuiquan…

5
Dongguan Siyou Te…

5
Dongguan Master U… ◀

5

What this shows Dongguan holds 5 patents at rank #46,315, shown against the 8 assignees closest to it in grant volume rather than the industry's largest filers.

Companies ranked near Dongguan

By rank, the assignees closest to #46,315 in granted patent volume.

Leaders in A47B (Tables)

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

Dongguan's Innovation Score vs. every tracked assignee

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

18 5th percentile higher than 5% 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 · 2015–2017

Grants by year

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

View data table

Dongguan Master United Plastic & Hardware Products Co., Ltd. patent grants by year, 2015–2025
Year	Patents Granted	Share of Period
2015	4	80.0%
2017	1	20.0%

Which technologies does Dongguan Master United Plastic & Hardware Products Co., Ltd. patent most?

A47B - TABLES; DESKS; Office FURNITURE; CABINETS; DRAWERS; General Details OF Furniture 3

B65D - Containers FOR Storage OR Transport OF Articles OR Materials, e.g. Bags, Barrels, Bottles, Boxes, Cans, Cartons, Crates, Drums, Jars, Tanks, Hoppers, Forwarding CONTAINERS; Accessories, Closures, OR Fittings THEREFOR; Packaging ELEMENTS; Packages 2

Y10T - Technical Subjects Covered BY Former US Classification 1

A47F - Special Furniture, Fittings, OR Accessories FOR Shops, Storehouses, Bars, Restaurants OR THE LIKE; Paying Counters 1

B42F - Sheets Temporarily Attached TOGETHER; Filing APPLIANCES; File CARDS; Indexing 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

Dongguan Master United Plastic & Hardware Products Co., Ltd.'s patent record in context - here's where to go next.

Dongguan Master United Plastic & Hardware Products Co., Ltd.'s lead technology class is A47B (TABLES; DESKS; Office FURNITURE; CABINETS; DRAWERS; General Details OF Furniture), 60% of its portfolio - see every assignee active in that class. Explore A47B
Ranked #46,241 of 49,997 tracked assignees by patent volume - see the full leaderboard. See the ranking
Compare Dongguan Master United Plastic & Hardware Products Co., Ltd. against Dongguan Hongmei Sports Equipment Co., Ltd., an assignee filing at a similar volume. Compare portfolios
Innovation Score of 18.4/100 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.