Where does JI Zhun Precision Industry (HUI ZHOU) Co., LT rank among US patent assignees?

According to USPTO PatentsView (2015–2025 granted utility patents), JI Zhun Precision Industry (HUI ZHOU) Co., LT ranks #32,162 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 JI Zhun Precision Industry (HUI ZHOU) Co., LT hold?

JI Zhun Precision Industry (HUI ZHOU) Co., LT holds 8 US utility patents granted between 2015 and 2018, spanning 6 technology areas.

What is JI Zhun Precision Industry (HUI ZHOU) Co., LT's Innovation Score?

JI Zhun Precision Industry (HUI ZHOU) Co., LT has an Innovation Score of 25.1 out of 100 (16th 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 JI Zhun Precision Industry (HUI ZHOU) Co., LT focus on?

JI Zhun Precision Industry (HUI ZHOU) Co., LT's top technology area is B22D (Casting OF METALS; Casting OF Other Substances BY THE Same Processes OR Devices) with 2 patents, ranking #182 of 377 assignees active in that subclass. Grants appear in 6 CPC subclasses total.

Is JI Zhun Precision Industry (HUI ZHOU) Co., LT's patent grant rate increasing or decreasing?

JI Zhun Precision Industry (HUI ZHOU) Co., LT'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 JI Zhun Precision Industry (HUI ZHOU) Co., LT's patents?

JI Zhun Precision Industry (HUI ZHOU) Co., LT's patents average 14.8 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 JI Zhun Precision Industry (HUI ZHOU) Co., LT 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

JI Zhun Precision Industry (HUI ZHOU) Co., LT

USPTO PatentsView assignee record - 8 granted patents across 6 technology areas, recorded in grant years 2015–2018. 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: B22D (Casting OF METALS; Casting OF Other Substances BY THE Same Processes OR Devices).

Compiled by PlainPatent · May 15, 2026

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Explore the portfolio See the ranking

The verdict

According to USPTO PatentsView, JI ranks #32,162 of 49,997 tracked US assignees by granted-patent volume, with 8 patents across 6 technology areas.

#32,162
of 49,997 US assignees by volume: 16th percentile
by Innovation Score (25.1/100): 14.8
avg claims per patent: -100%
grant velocity, last 5 yrs

USPTO PatentsView assignee plate

Corpus R32162 · Foreign Corporation #32,162 · 8 grants

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

GRANTS-MICRO 8 grants
MID-PACK #32,162/49,997
PHOTO-FINISH Janus International…
CPC-NARROW B22D · 6 areas
INNOV-THIN 25.1/100
CLAIMS-RICH 14.8 claims/avg
TYPE-FRNCORP Foreign Corp
VEL-DROP -100% vel
BOOK-FULL 10/10 fields

Nearest grant-volume peer: Janus International Group, 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 JI’s 25.1 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 7.6 pts (30%) Velocity 0.0 pts (0%) Breadth 8.7 pts (35%) Claim depth 8.9 pts (35%)

Qualcomm Incorporated · highest

85
JI Zhun Precision… · this assignee

25
3D Lighting… · lowest

7

What this shows JI's Innovation Score is 25.1/100 (16th 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 JI?

Each dot is one of JI’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). JI’s own 14.8 claims/patent is ABOVE the 11.5 median for these volume peers. More thorough claims than most filers at this scale, not just more of them.

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

Where JI's grants concentrate

JI Zhun Precision Industry (HUI ZHOU) Co., LT is a focused PatentsView assignee: 6 CPC subclasses with 25% of grants classified under B22D (Casting OF METALS; Casting OF Other Substances BY THE Same Processes OR Devices). Peak complete grant year is 2015 (3 grants) versus a trough of 1 in 2018. By volume, JI sits between Janus International Group, LLC and Jieng TAI International Electronic Corp..

Janus Internation…

8
JBS Hair

8
Jcet Group

8
Jelitto Staudensa…

8
Jiangmen City She…

8
Jiangmen Eurofix…

8
Jiangsu Nata Opto…

8
Jieng TAI Interna…

8
JI Zhun Precision… ◀

8

What this shows JI holds 8 patents at rank #32,143, shown against the 8 assignees closest to it in grant volume rather than the industry's largest filers.

Companies ranked near JI

By rank, the assignees closest to #32,143 in granted patent volume.

Leaders in B22D (Casting OF Metals)

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

JI's Innovation Score vs. every tracked assignee

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

25 16th percentile higher than 16% 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 · 2015–2018

Grants by year

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

View data table

JI Zhun Precision Industry (HUI ZHOU) Co., LT patent grants by year, 2015–2025
Year	Patents Granted	Share of Period
2015	3	37.5%
2016	2	25.0%
2017	2	25.0%
2018	1	12.5%

Which technologies does JI Zhun Precision Industry (HUI ZHOU) Co., LT patent most?

B22D - Casting OF METALS; Casting OF Other Substances BY THE Same Processes OR Devices 2

F15B - Systems Acting BY Means OF Fluids IN GENERAL; Fluid-pressure Actuators, e.g. SERVOMOTORS; Details OF Fluid-pressure Systems, NOT Otherwise Provided FOR 2

B30B - Presses IN General 2

B25B - Tools OR Bench Devices NOT Otherwise Provided FOR, FOR Fastening, Connecting, Disengaging OR Holding 1

G01B - Measuring Length, Thickness OR Similar Linear DIMENSIONS; Measuring ANGLES; Measuring AREAS; Measuring Irregularities OF Surfaces OR Contours 1

B23C - Milling 1

Top 6 of 6 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

JI Zhun Precision Industry (HUI ZHOU) Co., LT's patent record in context - here's where to go next.

JI Zhun Precision Industry (HUI ZHOU) Co., LT's lead technology class is B22D (Casting OF METALS; Casting OF Other Substances BY THE Same Processes OR Devices), 25% of its portfolio - see every assignee active in that class. Explore B22D
Ranked #32,162 of 49,997 tracked assignees by patent volume - see the full leaderboard. See the ranking
Compare JI Zhun Precision Industry (HUI ZHOU) Co., LT against Janus International Group, LLC, an assignee filing at a similar volume. Compare portfolios
Innovation Score of 25.1/100 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.