Where does Chongqing Fengrui Plastic Co., Ltd. rank among US patent assignees?

According to USPTO PatentsView (2015–2025 granted utility patents), Chongqing Fengrui Plastic Co., Ltd. ranks #45,656 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 Chongqing Fengrui Plastic Co., Ltd. hold?

Chongqing Fengrui Plastic Co., Ltd. holds 5 US utility patents granted between 2016 and 2017, spanning 5 technology areas.

What is Chongqing Fengrui Plastic Co., Ltd.'s Innovation Score?

Chongqing Fengrui Plastic Co., Ltd. has an Innovation Score of 19.4 out of 100 (6th percentile of the corpus). This composite metric weighs portfolio volume (40%), grant velocity (20%), technology breadth (25%), and claim depth (15%).

Is Chongqing Fengrui Plastic Co., Ltd.'s patent grant rate increasing or decreasing?

Chongqing Fengrui Plastic 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 Chongqing Fengrui Plastic Co., Ltd.'s patents?

Chongqing Fengrui Plastic Co., Ltd.'s patents average 8.8 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 Chongqing Fengrui Plastic 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

Chongqing Fengrui Plastic Co., Ltd.

Q: What technology areas does Chongqing Fengrui Plastic Co., Ltd. focus on?

Chongqing Fengrui Plastic Co., Ltd.'s top technology area is B60K (Arrangement OR Mounting OF Propulsion Units OR OF Transmissions IN VEHICLES; Arrangement OR Mounting OF Plural Diverse Prime-movers IN VEHICLES; Auxiliary Drives FOR VEHICLES; Instrumentation OR Dashboards FOR VEHICLES; Arrangements IN Connection With Cooling, AIR Intake, GAS Exhaust OR Fuel Supply ) with 5 patents, ranking #418 of 1,448 assignees active in that subclass. Grants appear in 5 CPC subclasses total.

USPTO PatentsView assignee record - 5 granted patents across 5 technology areas, recorded in grant years 2016–2017. 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: B60K (Arrangement OR Mounting OF Propulsion Units OR OF Transmissions IN VEHICLES; Arrangement OR Mounting OF Plural Diverse Prime-movers IN VEHICLES; Auxiliary Drives FOR VEHICLES; Instrumentation OR Dashb).

Compiled by PlainPatent · May 15, 2026

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Explore the portfolio See the ranking

The verdict

According to USPTO PatentsView, Chongqing ranks #45,656 of 49,997 tracked US assignees by granted-patent volume, with 5 patents across 5 technology areas.

#45,656
of 49,997 US assignees by volume: 6th percentile
by Innovation Score (19.4/100): 8.8
avg claims per patent: -100%
grant velocity, last 5 yrs

USPTO PatentsView assignee plate

Corpus R45656 · Foreign Corporation #45,656 · 5 grants

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

GRANTS-MICRO 5 grants
BOTTOM-DECILE #45,656/49,997
PHOTO-FINISH CHINA-GERMANY(ZHUHAI…
CPC-NARROW B60K · 5 areas
INNOV-LOW 19.4/100
CLAIMS-PAR 8.8 claims/avg
TYPE-FRNCORP Foreign Corp
VEL-DROP -100% vel
BOOK-FULL 10/10 fields

Nearest grant-volume peer: CHINA-GERMANY(ZHUHAI) Artificial Intelligence Institute 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 Chongqing’s 19.4 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 (32%) Velocity 0.0 pts (0%) Breadth 7.9 pts (41%) Claim depth 5.3 pts (27%)

Qualcomm Incorporated · highest

85
Chongqing Fengrui… · this assignee

19
3D Lighting… · lowest

7

What this shows Chongqing's Innovation Score is 19.4/100 (6th 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 Chongqing?

Each dot is one of Chongqing’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). Chongqing’s own 8.8 claims/patent is ABOVE the 6.6 median for these volume peers. More thorough claims than most filers at this scale, not just more of them.

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

Where Chongqing's grants concentrate

Chongqing Fengrui Plastic Co., Ltd. is a focused PatentsView assignee: 5 CPC subclasses with 100% of grants classified under B60K (Arrangement OR Mounting OF Propulsion Units OR OF Transmissions IN VEHICLES; Arrangement OR Mounting OF Plural Diverse Prime-movers IN VEHICLES; Auxiliary Drives FOR VEHICLES; Instrumentation OR Dashb). Peak complete grant year is 2017 (4 grants) versus a trough of 1 in 2016. By volume, Chongqing sits between China Tobacco Guangdong Industrial Co., Ltd. and Chongqing Zongshen General Power Machine Co., Ltd..

China Tobacco Gua…

5
China-germany(Zhu…

5
Chint LOW Voltage…

5
Chlorine Engineers

5
Chongqing Ficuu T…

5
Chongqing Qiulong…

5
Chongqing Univers…

5
Chongqing Zongshe…

5
Chongqing Fengrui… ◀

5

What this shows Chongqing holds 5 patents at rank #45,537, shown against the 8 assignees closest to it in grant volume rather than the industry's largest filers.

Companies ranked near Chongqing

By rank, the assignees closest to #45,537 in granted patent volume.

Leaders in B60K (Arrangement OR Mounting OF Propulsion Units OR OF Transmi…)

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

Chongqing's Innovation Score vs. every tracked assignee

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

19 6th percentile higher than 6% 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 · 2016–2017

Grants by year

Teal-shaded recent years (2020–present) versus the 2016–2019 baseline. Full figures in the table below.

View data table

Chongqing Fengrui Plastic Co., Ltd. patent grants by year, 2015–2025
Year	Patents Granted	Share of Period
2016	1	20.0%
2017	4	80.0%

Which technologies does Chongqing Fengrui Plastic Co., Ltd. patent most?

B60K - Arrangement OR Mounting OF Propulsion Units OR OF Transmissions IN VEHICLES; Arrangement OR Mounting OF Plural Diverse Prime-movers IN VEHICLES; Auxiliary Drives FOR VEHICLES; Instrumentation OR Dashboards FOR VEHICLES; Arrangements IN Connection With Cooling, AIR Intake, GAS Exhaust OR Fuel Supply 5

B01D - Separation 5

F02M - Supplying Combustion Engines IN General With Combustible Mixtures OR Constituents Thereof 2

F17C - Vessels FOR Containing OR Storing Compressed, Liquefied OR Solidified GASES; Fixed-capacity GAS-HOLDERS; Filling Vessels With, OR Discharging From Vessels, Compressed, Liquefied, OR Solidified Gases 1

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 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

Chongqing Fengrui Plastic Co., Ltd.'s patent record in context - here's where to go next.

Chongqing Fengrui Plastic Co., Ltd.'s lead technology class is B60K (Arrangement OR Mounting OF Propulsion Units OR OF Transmissions IN VEHICLES; Arrangement OR Mounting OF Plural Diverse Prime-movers IN VEHICLES; Auxiliary Drives FOR VEHICLES; Instrumentation OR Dashb), 100% of its portfolio - see every assignee active in that class. Explore B60K
Ranked #45,656 of 49,997 tracked assignees by patent volume - see the full leaderboard. See the ranking
Compare Chongqing Fengrui Plastic Co., Ltd. against China Tobacco Guangdong Industrial Co., Ltd., an assignee filing at a similar volume. Compare portfolios
Innovation Score of 19.4/100 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.