Where does Yuyang DNU Co., Ltd rank among US patent assignees?

According to USPTO PatentsView (2015–2025 granted utility patents), Yuyang DNU Co., Ltd ranks #27,880 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 Yuyang DNU Co., Ltd hold?

Yuyang DNU Co., Ltd holds 10 US utility patents granted between 2018 and 2020, spanning 17 technology areas.

What is Yuyang DNU Co., Ltd's Innovation Score?

Yuyang DNU Co., Ltd has an Innovation Score of 30.4 out of 100 (34th percentile of the corpus). This composite metric weighs portfolio volume (40%), grant velocity (20%), technology breadth (25%), and claim depth (15%).

What technology areas does Yuyang DNU Co., Ltd focus on?

Yuyang DNU Co., Ltd's top technology area is H04B (Transmission) with 6 patents, ranking #1,151 of 3,909 assignees active in that subclass. Grants appear in 17 CPC subclasses total.

Is Yuyang DNU Co., Ltd's patent grant rate increasing or decreasing?

Yuyang DNU Co., Ltd's recent grant velocity is -57% 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 Yuyang DNU Co., Ltd's patents?

Yuyang DNU Co., Ltd's patents average 12.6 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 Yuyang DNU 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

Yuyang DNU Co., Ltd

USPTO PatentsView assignee record - 10 granted patents across 17 technology areas, recorded in grant years 2018–2020. 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: H04B (Transmission).

Compiled by PlainPatent · May 15, 2026

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The verdict

According to USPTO PatentsView, Yuyang ranks #27,880 of 49,997 tracked US assignees by granted-patent volume, with 10 patents across 17 technology areas.

#27,880
of 49,997 US assignees by volume: 34th percentile
by Innovation Score (30.4/100): 12.6
avg claims per patent: -57%
grant velocity, last 5 yrs

USPTO PatentsView assignee plate

Corpus R27880 · Foreign Corporation #27,880 · 10 grants

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

GRANTS-MICRO 10 grants
MID-PACK #27,880/49,997
PHOTO-FINISH Ye Xin Technology…
CPC-FOCUS H04B · 17 areas
INNOV-THIN 30.4/100
CLAIMS-RICH 12.6 claims/avg
TYPE-FRNCORP Foreign Corp
VEL-DROP -57% vel
BOOK-FULL 10/10 fields

Nearest grant-volume peer: Ye Xin Technology Consulting 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 Yuyang’s 30.4 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 8.3 pts (27%) Velocity 0.0 pts (0%) Breadth 14.6 pts (48%) Claim depth 7.6 pts (25%)

Qualcomm Incorporated · highest

85
Yuyang DNU · this assignee

30
3D Lighting… · lowest

7

What this shows Yuyang's Innovation Score is 30.4/100 (34th 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 Yuyang?

Each dot is one of Yuyang’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). Yuyang’s own 12.6 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.

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

Where Yuyang's grants concentrate

Yuyang DNU Co., Ltd is a focused PatentsView assignee: 17 CPC subclasses with 60% of grants classified under H04B (Transmission). Peak complete grant year is 2019 (6 grants) versus a trough of 1 in 2018. By volume, Yuyang sits between Yongkang Maxpower Technology Co., Ltd and Yongkang Saihan Blectronic Technology Co Ltd..

Yongkang Maxpower…

10
Yougetitback

10
Yuen Foong YU Con…

10
Yunnan Huapu Quan…

10
Yuyao Jinfeng Ele…

10
Ye Xin Technology…

10
Yiwu Ledou Pet Pr…

10
Yongkang Saihan B…

10
Yuyang DNU ◀

10

What this shows Yuyang holds 10 patents at rank #27,862, shown against the 8 assignees closest to it in grant volume rather than the industry's largest filers.

Companies ranked near Yuyang

By rank, the assignees closest to #27,862 in granted patent volume.

Leaders in H04B (Transmission)

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

Yuyang's Innovation Score vs. every tracked assignee

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

30 34th percentile higher than 34% 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 · 2018–2020

Grants by year

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

View data table

Yuyang DNU Co., Ltd patent grants by year, 2015–2025
Year	Patents Granted	Share of Period
2018	1	10.0%
2019	6	60.0%
2020	3	30.0%

Which technologies does Yuyang DNU Co., Ltd patent most?

H04B - Transmission 6

H05B - Electric HEATING; Electric Light Sources NOT Otherwise Provided FOR; Circuit Arrangements FOR Electric Light Sources, IN General 5

H04L - Transmission OF Digital Information, e.g. Telegraphic Communication 2

H04W - Wireless Communication Networks 2

G08G - Traffic Control Systems 1

B60Q - Arrangement OF Signalling OR Lighting Devices, THE Mounting OR Supporting Thereof OR Circuits Therefor, FOR Vehicles IN General 1

B60W - Conjoint Control OF Vehicle Sub-units OF Different Type OR Different FUNCTION; Control Systems Specially Adapted FOR Hybrid VEHICLES; Road Vehicle Drive Control Systems FOR Purposes NOT Related TO THE Control OF A Particular Sub-unit 1

B60R - Vehicles, Vehicle Fittings, OR Vehicle Parts, NOT Otherwise Provided FOR 1

G01R - Measuring Electric VARIABLES; Measuring Magnetic Variables 1

H01C - Resistors 1

H03M - CODING; DECODING; Code Conversion IN General 1

H01F - MAGNETS; INDUCTANCES; TRANSFORMERS; Selection OF Materials FOR Their Magnetic Properties 1

Y02B - Climate Change Mitigation Technologies Related TO Buildings, e.g. Housing, House Appliances OR Related End-user Applications 1

G01C - Measuring Distances, Levels OR BEARINGS; SURVEYING; NAVIGATION; Gyroscopic INSTRUMENTS; Photogrammetry OR Videogrammetry 1

A61H - Physical Therapy Apparatus, e.g. Devices FOR Locating OR Stimulating Reflex Points IN THE BODY; Artificial RESPIRATION; MASSAGE; Bathing Devices FOR Special Therapeutic OR Hygienic Purposes OR Specific Parts OF THE Body 1

Top 15 of 17 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

Yuyang DNU Co., Ltd's patent record in context - here's where to go next.

Yuyang DNU Co., Ltd's lead technology class is H04B (Transmission), 60% of its portfolio - see every assignee active in that class. Explore H04B
Ranked #27,880 of 49,997 tracked assignees by patent volume - see the full leaderboard. See the ranking
Compare Yuyang DNU Co., Ltd against Yongkang Maxpower Technology Co., Ltd, an assignee filing at a similar volume. Compare portfolios
Innovation Score of 30.4/100 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.