Where does Hong ANN Tool Industries Co., Ltd. rank among US patent assignees?

According to USPTO PatentsView (2015–2025 granted utility patents), Hong ANN Tool Industries Co., Ltd. ranks #2,806 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 Hong ANN Tool Industries Co., Ltd. hold?

Hong ANN Tool Industries Co., Ltd. holds 137 US utility patents granted between 2015 and 2025, spanning 23 technology areas.

What is Hong ANN Tool Industries Co., Ltd.'s Innovation Score?

Hong ANN Tool Industries Co., Ltd. has an Innovation Score of 43.3 out of 100 (top 28% of the corpus). This composite metric weighs portfolio volume (40%), grant velocity (20%), technology breadth (25%), and claim depth (15%).

Is Hong ANN Tool Industries Co., Ltd.'s patent grant rate increasing or decreasing?

Hong ANN Tool Industries Co., Ltd.'s recent grant velocity is +141% compared to the prior five-year period (grant years, not application filing dates). This indicates accelerating grant output.

What does claim depth mean for Hong ANN Tool Industries Co., Ltd.'s patents?

Hong ANN Tool Industries Co., Ltd.'s patents average 5.7 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 Hong ANN Tool Industries 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

Hong ANN Tool Industries Co., Ltd.

Q: What technology areas does Hong ANN Tool Industries Co., Ltd. focus on?

Hong ANN Tool Industries Co., Ltd.'s top technology area is B25B (Tools OR Bench Devices NOT Otherwise Provided FOR, FOR Fastening, Connecting, Disengaging OR Holding) with 33 patents. Grants appear in 23 CPC subclasses total.

USPTO PatentsView assignee record - 137 granted patents across 23 technology areas, recorded in grant years 2015–2025. 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: B25B (Tools OR Bench Devices NOT Otherwise Provided FOR, FOR Fastening, Connecting, Disengaging OR Holding).

Compiled by PlainPatent · May 15, 2026

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The verdict

According to USPTO PatentsView, Hong ranks #2,806 of 49,997 tracked US assignees by granted-patent volume, with 137 patents across 23 technology areas.

#2,806
of 49,997 US assignees by volume: Top 28%
by Innovation Score (43.3/100): 5.7
avg claims per patent: +141%
grant velocity, last 5 yrs

USPTO PatentsView assignee plate

Corpus R2806 · Foreign Corporation #2,806 · 137 grants

GRANTS-MID · TOP-DECILE · PHOTO-FINISH · CPC-FOCUS · INNOV-PAR · CLAIMS-SPARSE · TYPE-FRNCORP · VEL-SURGE · BOOK-FULL

GRANTS-MID 137 grants
TOP-DECILE #2,806/49,997
PHOTO-FINISH Chervon (HK)
CPC-FOCUS B25B · 23 areas
INNOV-PAR 43.3/100
CLAIMS-SPARSE 5.7 claims/avg
TYPE-FRNCORP Foreign Corp
VEL-SURGE +141% vel
BOOK-FULL 10/10 fields

Nearest grant-volume peer: Chervon (HK) Limited (±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
Conversant Intellect… · near

43
Draka Comteq B V · near

43
Graham Packaging · near

43
Hong ANN Tool… · this assignee

43
Hood Technology · near

43
3D Lighting… · lowest

7

What this shows Hong's Innovation Score is 43.3/100 (top 28% 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 Hong's grants concentrate

Hong ANN Tool Industries Co., Ltd. is a focused PatentsView assignee: 23 CPC subclasses with 24.1% of grants classified under B25B (Tools OR Bench Devices NOT Otherwise Provided FOR, FOR Fastening, Connecting, Disengaging OR Holding). Peak complete grant year is 2020 (23 grants) versus a trough of 4 in 2017. By volume, Hong sits between Chervon (HK) Limited and NEC Solution Innovators, Ltd..

Hong's three-year grant acceleration

From 2019–2021 to 2022–2024, Hong ANN Tool Industries Co., Ltd. moved from 52 to 46 grants (0.89x the prior three-year total, a multiple, not a CAGR). Among 3,296 tracked assignees with ≥100 grants and ≥20 prior-period grants, that multiple ranks #1,533. See the growth leaderboard.

Chervon (HK)

137
Federal-mogul

137
GKN Automotive

137
HI

137
Illuscio

137
Iris Ohyama

137
Joy Global Underg…

137
NEC Solution Inno…

137
Hong ANN Tool Ind… ◀

137

What this shows Hong holds 137 patents at rank #2,806, shown against the 8 assignees closest to it in grant volume rather than the industry's largest filers.

Companies ranked near Hong

By rank, the assignees closest to #2,806 in granted patent volume.

Leaders in B25B (Tools OR Bench Devices)

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

Assignees with similar portfolio profiles

Two PlainPatent-derived peer sets for Hong, neither rank-band nor same-CPC leaders (those blocks stay above).

Similar innovation score

Nearest assignees by Innovation Score (43 here).

Conversant Intellectual Property Management Inc. 43 Graham Packaging Company, L.P. 43 Draka Comteq B.V. 43 Hood Technology Corporation 43

Similar claim depth

Nearest assignees by average claims per patent (5.7 here).

Keihin Corporation 5.7 avg Microsoft Corporation 5.7 avg Iseki & Co., Ltd. 5.7 avg Hino Motors, Ltd. 5.7 avg

Hong's Innovation Score vs. every tracked assignee

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

43 Top 28% higher than 72% 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 · 2015–2025

Grants by year

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

View data table

Hong ANN Tool Industries Co., Ltd. patent grants by year, 2015–2025
Year	Patents Granted	Share of Period
2015	8	5.8%
2016	5	3.6%
2017	4	2.9%
2018	11	8.0%
2019	9	6.6%
2020	23	16.8%
2021	20	14.6%
2022	23	16.8%
2023	8	5.8%
2024	15	10.9%
2025partial year	11	8.0%

Which technologies does Hong ANN Tool Industries Co., Ltd. patent most?

B25B - Tools OR Bench Devices NOT Otherwise Provided FOR, FOR Fastening, Connecting, Disengaging OR Holding 33

B25G - Handles FOR Hand Implements 14

B25H - Workshop Equipment, e.g. FOR Marking-out WORK; Storage Means FOR Workshops 6

B23B - TURNING; Boring 5

Y10T - Technical Subjects Covered BY Former US Classification 5

B66F - Hoisting, Lifting, Hauling OR Pushing, NOT Otherwise Provided FOR, e.g. Devices Which Apply A Lifting OR Pushing Force Directly TO THE Surface OF A Load 5

B23G - Thread CUTTING; Working OF Screws, Bolt Heads, OR Nuts, IN Conjunction Therewith 4

F16B - Devices FOR Fastening OR Securing Constructional Elements OR Machine Parts Together, e.g. Nails, Bolts, Circlips, Clamps, Clips OR WEDGES; Joints OR Jointing 4

B26B - Hand-held Cutting Tools NOT Otherwise Provided FOR 3

A47L - Domestic Washing OR Cleaning ; Suction Cleaners IN General 2

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 2

E04G - SCAFFOLDING; FORMS; SHUTTERING; Building Implements OR Aids, OR Their USE; Handling Building Materials ON THE SITE; Repairing, Breaking-up OR Other Work ON Existing Buildings 2

A47F - Special Furniture, Fittings, OR Accessories FOR Shops, Storehouses, Bars, Restaurants OR THE LIKE; Paying Counters 2

Y10S - Technical Subjects Covered BY Former Uspc Cross-reference ART Collections [XRACs] AND Digests 2

G02B - Optical Elements, Systems OR Apparatus 1

Top 15 of 23 technology areas

Where it ranks

Overall rank by patents

#2,806

of 49,997 tracked assignees

Innovation Score

43.3 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

Hong ANN Tool Industries Co., Ltd.'s patent record in context - here's where to go next.

Hong ANN Tool Industries Co., Ltd.'s lead technology class is B25B (Tools OR Bench Devices NOT Otherwise Provided FOR, FOR Fastening, Connecting, Disengaging OR Holding), 24.1% of its portfolio - see every assignee active in that class. Explore B25B
Ranked #2,806 of 49,997 tracked assignees by patent volume - see the full leaderboard. See the ranking
Compare Hong ANN Tool Industries Co., Ltd. against Chervon (HK) Limited, an assignee filing at a similar volume. Compare portfolios
Innovation Score of 43.3/100 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.