Where does Unitech Zipper & Machinery Co., Ltd. rank among US patent assignees?

According to USPTO PatentsView (2015–2025 granted utility patents), Unitech Zipper & Machinery Co., Ltd. ranks #38,095 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 Unitech Zipper & Machinery Co., Ltd. hold?

Unitech Zipper & Machinery Co., Ltd. holds 7 US utility patents granted between 2018 and 2020, spanning 4 technology areas.

What is Unitech Zipper & Machinery Co., Ltd.'s Innovation Score?

Unitech Zipper & Machinery Co., Ltd. has an Innovation Score of 18.5 out of 100 (5th percentile of the corpus). This composite metric weighs portfolio volume (40%), grant velocity (20%), technology breadth (25%), and claim depth (15%).

Is Unitech Zipper & Machinery Co., Ltd.'s patent grant rate increasing or decreasing?

Unitech Zipper & Machinery Co., Ltd.'s recent grant velocity is -60% 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 Unitech Zipper & Machinery Co., Ltd.'s patents?

Unitech Zipper & Machinery Co., Ltd.'s patents average 7.1 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 Unitech Zipper & Machinery 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

Unitech Zipper & Machinery Co., Ltd.

Q: What technology areas does Unitech Zipper & Machinery Co., Ltd. focus on?

Unitech Zipper & Machinery Co., Ltd.'s top technology area is A44B (Buttons, Pins, Buckles, Slide Fasteners, OR THE Like) with 4 patents. Grants appear in 4 CPC subclasses total.

USPTO PatentsView assignee record - 7 granted patents across 4 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: A44B (Buttons, Pins, Buckles, Slide Fasteners, OR THE Like).

Compiled by PlainPatent · May 15, 2026

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The verdict

According to USPTO PatentsView, Unitech ranks #38,095 of 49,997 tracked US assignees by granted-patent volume, with 7 patents across 4 technology areas.

#38,095
of 49,997 US assignees by volume: 5th percentile
by Innovation Score (18.5/100): 7.1
avg claims per patent: -60%
grant velocity, last 5 yrs

USPTO PatentsView assignee plate

Corpus R38095 · Foreign Corporation #38,095 · 7 grants

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

GRANTS-MICRO 7 grants
LOWER-Q #38,095/49,997
PHOTO-FINISH Uniken
CPC-NARROW A44B · 4 areas
INNOV-LOW 18.5/100
CLAIMS-SPARSE 7.1 claims/avg
TYPE-FRNCORP Foreign Corp
VEL-DROP -60% vel
BOOK-FULL 10/10 fields

Nearest grant-volume peer: Uniken Inc. (±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.

Qualcomm Incorporated · highest

85
Unitech Zipper &… · this assignee

19
3D Lighting… · lowest

7

What this shows Unitech's Innovation Score is 18.5/100 (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.

Where Unitech's grants concentrate

Unitech Zipper & Machinery Co., Ltd. is a focused PatentsView assignee: 4 CPC subclasses with 57.1% of grants classified under A44B (Buttons, Pins, Buckles, Slide Fasteners, OR THE Like). Peak complete grant year is 2018 (4 grants) versus a trough of 1 in 2019. By volume, Unitech sits between Uniken Inc. and Universidad DEL Pais Vasco.

Uniken

7
Union Tool

7
Unistars

7
Unit 1 Gear

7
United States Gov…

7
Universal Cement

7
Universidad DE Gu…

7
Universidad DEL P…

7
Unitech Zipper &… ◀

7

What this shows Unitech holds 7 patents at rank #38,056, shown against the 8 assignees closest to it in grant volume rather than the industry's largest filers.

Companies ranked near Unitech

By rank, the assignees closest to #38,056 in granted patent volume.

Leaders in A44B (Buttons)

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

Unitech's Innovation Score vs. every tracked assignee

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

19 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 · 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

Unitech Zipper & Machinery Co., Ltd. patent grants by year, 2015–2025
Year	Patents Granted	Share of Period
2018	4	57.1%
2019	1	14.3%
2020	2	28.6%

Which technologies does Unitech Zipper & Machinery Co., Ltd. patent most?

A44B - Buttons, Pins, Buckles, Slide Fasteners, OR THE Like 4

B29L - Indexing Scheme Associated With Subclass B29c, Relating TO Particular Articles 2

B29D - Producing Particular Articles From Plastics OR From Substances IN A Plastic State 2

B29C - Shaping OR Joining OF PLASTICS; Shaping OF Material IN A Plastic State, NOT Otherwise Provided FOR; After-treatment OF THE Shaped Products, e.g. Repairing 2

Top 4 of 4 technology areas

Where it ranks

Overall rank by patents

#38,095

of 49,997 tracked assignees

Innovation Score

18.5 out of 100

View all rankings →

Data Source

USPTO PatentsView, US granted patents 2015–2025

How is Innovation Score calculated?

What to do with this data

Unitech Zipper & Machinery Co., Ltd.'s patent record in context - here's where to go next.

Unitech Zipper & Machinery Co., Ltd.'s lead technology class is A44B (Buttons, Pins, Buckles, Slide Fasteners, OR THE Like), 57.1% of its portfolio - see every assignee active in that class. Explore A44B
Ranked #38,095 of 49,997 tracked assignees by patent volume - see the full leaderboard. See the ranking
Compare Unitech Zipper & Machinery Co., Ltd. against Uniken Inc., an assignee filing at a similar volume. Compare portfolios
Innovation Score of 18.5/100 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.