Where does Hongfujin Precision Electronics (CHONGQING) Co., Ltd. rank among US patent assignees?

According to USPTO PatentsView (2015–2025 granted utility patents), Hongfujin Precision Electronics (CHONGQING) Co., Ltd. ranks #17,753 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 Hongfujin Precision Electronics (CHONGQING) Co., Ltd. hold?

Hongfujin Precision Electronics (CHONGQING) Co., Ltd. holds 16 US utility patents granted between 2017 and 2020, spanning 7 technology areas.

What is Hongfujin Precision Electronics (CHONGQING) Co., Ltd.'s Innovation Score?

Hongfujin Precision Electronics (CHONGQING) Co., Ltd. has an Innovation Score of 24.2 out of 100 (14th percentile of the corpus). This composite metric weighs portfolio volume (40%), grant velocity (20%), technology breadth (25%), and claim depth (15%).

Is Hongfujin Precision Electronics (CHONGQING) Co., Ltd.'s patent grant rate increasing or decreasing?

Hongfujin Precision Electronics (CHONGQING) Co., Ltd.'s recent grant velocity is -86% 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 Hongfujin Precision Electronics (CHONGQING) Co., Ltd.'s patents?

Hongfujin Precision Electronics (CHONGQING) Co., Ltd.'s patents average 8.5 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

Hongfujin Precision Electronics (CHONGQING) Co., Ltd.

Q: What technology areas does Hongfujin Precision Electronics (CHONGQING) Co., Ltd. focus on?

Hongfujin Precision Electronics (CHONGQING) Co., Ltd.'s top technology area is F16M (Frames, Casings OR Beds OF Engines, Machines OR Apparatus, NOT Specific TO Engines, Machines OR Apparatus Provided FOR ELSEWHERE; STANDS; Supports) with 5 patents, ranking #159 of 1,330 assignees active in that subclass. Grants appear in 7 CPC subclasses total.

Q: How is the Hongfujin Precision Electronics (CHONGQING) 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 - 16 granted patents across 7 technology areas, recorded in grant years 2017–2020. 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: F16M (Frames, Casings OR Beds OF Engines, Machines OR Apparatus, NOT Specific TO Engines, Machines OR Apparatus Provided FOR ELSEWHERE; STANDS; Supports).

Compiled by PlainPatent · May 15, 2026

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The verdict

According to USPTO PatentsView, Hongfujin ranks #17,753 of 49,997 tracked US assignees by granted-patent volume, with 16 patents across 7 technology areas.

#17,753
of 49,997 US assignees by volume: 14th percentile
by Innovation Score (24.2/100): 8.5
avg claims per patent: -86%
grant velocity, last 5 yrs

USPTO PatentsView assignee plate

Corpus R17753 · Foreign Corporation #17,753 · 16 grants

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

GRANTS-MICRO 16 grants
MID-PACK #17,753/49,997
PHOTO-FINISH Heraeus Quartz…
CPC-NARROW F16M · 7 areas
INNOV-THIN 24.2/100
CLAIMS-PAR 8.5 claims/avg
TYPE-FRNCORP Foreign Corp
VEL-DROP -86% vel
BOOK-FULL 10/10 fields

Nearest grant-volume peer: Heraeus Quartz North America LLC (±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 Hongfujin’s 24.2 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 9.8 pts (40%) Velocity 0.0 pts (0%) Breadth 9.4 pts (39%) Claim depth 5.1 pts (21%)

Qualcomm Incorporated · highest

85
Hongfujin Precision… · this assignee

24
3D Lighting… · lowest

7

What this shows Hongfujin's Innovation Score is 24.2/100 (14th 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 Hongfujin?

Each dot is one of Hongfujin’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). Hongfujin’s own 8.5 claims/patent is ABOVE the 7.9 median for these volume peers. More thorough claims than most filers at this scale, not just more of them.

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

Where Hongfujin's grants concentrate

Hongfujin Precision Electronics (CHONGQING) Co., Ltd. is a focused PatentsView assignee: 7 CPC subclasses with 31.3% of grants classified under F16M (Frames, Casings OR Beds OF Engines, Machines OR Apparatus, NOT Specific TO Engines, Machines OR Apparatus Provided FOR ELSEWHERE; STANDS; Supports). Peak complete grant year is 2017 (6 grants) versus a trough of 2 in 2020. By volume, Hongfujin sits between Heraeus Quartz North America LLC and Huizhou Daya BAY JSS Optical Technology Co., Ltd..

Heraeus Quartz No…

16
HID Global CID SAS

16
HJ Laboratories

16
Hkc-us

16
Hoseo University…

16
HS Produkt D O O

16
HS R & A

16
Huizhou Daya BAY…

16
Hongfujin Precisi… ◀

16

What this shows Hongfujin holds 16 patents at rank #17,738, shown against the 8 assignees closest to it in grant volume rather than the industry's largest filers.

Companies ranked near Hongfujin

By rank, the assignees closest to #17,738 in granted patent volume.

Leaders in F16M (Frames)

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

Hongfujin's Innovation Score vs. every tracked assignee

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

24 14th percentile higher than 14% 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 · 2017–2020

Grants by year

Teal-shaded recent years (2020–present) versus the 2017–2019 baseline. Full figures in the table below.

View data table

Hongfujin Precision Electronics (CHONGQING) Co., Ltd. patent grants by year, 2015–2025
Year	Patents Granted	Share of Period
2017	6	37.5%
2018	5	31.3%
2019	3	18.8%
2020	2	12.5%

Which technologies does Hongfujin Precision Electronics (CHONGQING) Co., Ltd. patent most?

F16M - Frames, Casings OR Beds OF Engines, Machines OR Apparatus, NOT Specific TO Engines, Machines OR Apparatus Provided FOR ELSEWHERE; STANDS; Supports 5

G06F - Electric Digital Data Processing 4

H05K - Printed CIRCUITS; Casings OR Constructional Details OF Electric APPARATUS; Manufacture OF Assemblages OF Electrical Components 3

H04L - Transmission OF Digital Information, e.g. Telegraphic Communication 1

H04N - Pictorial Communication, e.g. Television 1

G03B - Apparatus OR Arrangements FOR Taking Photographs OR FOR Projecting OR Viewing THEM; Apparatus OR Arrangements Employing Analogous Techniques Using Waves Other Than Optical WAVES; Accessories Therefor 1

F16H - Gearing 1

Top 7 of 7 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

Hongfujin Precision Electronics (CHONGQING) Co., Ltd.'s patent record in context - here's where to go next.

Hongfujin Precision Electronics (CHONGQING) Co., Ltd.'s lead technology class is F16M (Frames, Casings OR Beds OF Engines, Machines OR Apparatus, NOT Specific TO Engines, Machines OR Apparatus Provided FOR ELSEWHERE; STANDS; Supports), 31.3% of its portfolio - see every assignee active in that class. Explore F16M
Ranked #17,753 of 49,997 tracked assignees by patent volume - see the full leaderboard. See the ranking
Compare Hongfujin Precision Electronics (CHONGQING) Co., Ltd. against Heraeus Quartz North America LLC, an assignee filing at a similar volume. Compare portfolios
Innovation Score of 24.2/100 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.