Where does Ningbo Sanhan Alloy Material Co., Ltd. rank among US patent assignees?

According to USPTO PatentsView (2015–2025 granted utility patents), Ningbo Sanhan Alloy Material Co., Ltd. ranks #26,979 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 Ningbo Sanhan Alloy Material Co., Ltd. hold?

Ningbo Sanhan Alloy Material Co., Ltd. holds 10 US utility patents granted between 2022 and 2025, spanning 25 technology areas.

What is Ningbo Sanhan Alloy Material Co., Ltd.'s Innovation Score?

Ningbo Sanhan Alloy Material Co., Ltd. has an Innovation Score of 51.8 out of 100 (top 11% of the corpus). This composite metric weighs portfolio volume (40%), grant velocity (20%), technology breadth (25%), and claim depth (15%).

What technology areas does Ningbo Sanhan Alloy Material Co., Ltd. focus on?

Ningbo Sanhan Alloy Material Co., Ltd.'s top technology area is Y02P (Climate Change Mitigation Technologies IN THE Production OR Processing OF Goods) with 4 patents, ranking #1,616 of 4,985 assignees active in that subclass. Grants appear in 25 CPC subclasses total.

Is Ningbo Sanhan Alloy Material Co., Ltd.'s patent grant rate increasing or decreasing?

Insufficient historical data is available to calculate a velocity trend for Ningbo Sanhan Alloy Material Co., Ltd..

What does claim depth mean for Ningbo Sanhan Alloy Material Co., Ltd.'s patents?

Ningbo Sanhan Alloy Material Co., Ltd.'s patents average 9.8 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 Ningbo Sanhan Alloy Material 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

Ningbo Sanhan Alloy Material Co., Ltd.

USPTO PatentsView assignee record - 10 granted patents across 25 technology areas, recorded in grant years 2022–2025. 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: Y02P (Climate Change Mitigation Technologies IN THE Production OR Processing OF Goods).

Compiled by PlainPatent · May 15, 2026

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The verdict

According to USPTO PatentsView, Ningbo ranks #26,979 of 49,997 tracked US assignees by granted-patent volume, with 10 patents across 25 technology areas.

#26,979
of 49,997 US assignees by volume: Top 11%
by Innovation Score (51.8/100): 9.8
avg claims per patent

USPTO PatentsView assignee plate

Corpus R26979 · Foreign Corporation #26,979 · 10 grants

GRANTS-MICRO · MID-PACK · PHOTO-FINISH · CPC-FOCUS · INNOV-PAR · CLAIMS-PAR · TYPE-FRNCORP · SPAN-YRS · BOOK-RICH

GRANTS-MICRO 10 grants
MID-PACK #26,979/49,997
PHOTO-FINISH Nice North America
CPC-FOCUS Y02P · 25 areas
INNOV-PAR 51.8/100
CLAIMS-PAR 9.8 claims/avg
TYPE-FRNCORP Foreign Corp
SPAN-YRS 2022–2025 · 4y
BOOK-RICH 9/10 fields

Nearest grant-volume peer: Nice 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 Ningbo’s 51.8 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 8.3 pts (16%) Velocity 20.0 pts (39%) Breadth 17.7 pts (34%) Claim depth 5.9 pts (11%)

Qualcomm Incorporated · highest

85
Ningbo Sanhan Alloy… · this assignee

52
3D Lighting… · lowest

7

What this shows Ningbo's Innovation Score is 51.8/100 (top 11% 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 Ningbo?

Each dot is one of Ningbo’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). Ningbo’s own 9.8 claims/patent is ABOVE the 9.7 median for these volume peers. More thorough claims than most filers at this scale, not just more of them.

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

Where Ningbo's grants concentrate

Ningbo Sanhan Alloy Material Co., Ltd. is a focused PatentsView assignee: 25 CPC subclasses with 40% of grants classified under Y02P (Climate Change Mitigation Technologies IN THE Production OR Processing OF Goods). Peak complete grant year is 2024 (5 grants) versus a trough of 1 in 2022. By volume, Ningbo sits between Nice North America LLC and Nordic Lights Oy.

Ningbo's three-year grant acceleration

Ningbo Sanhan Alloy Material Co., Ltd. shows 9 grants in 2022–2024 against only 0 in 2019–2021. That prior window is too thin for a growth multiple (rename and spin-out assignees look artificially high when the baseline is near zero), so PlainPatent withholds a ranked acceleration claim here.

Nice North America

10
Nicolon

10
Niconovum USA

10
Ningbo Qisen Tech…

10
Nippon Gas

10
Nippon Yakin Kogyo

10
Nivagen Pharmaceu…

10
Nordic Lights Oy

10
Ningbo Sanhan All… ◀

10

What this shows Ningbo holds 10 patents at rank #26,987, shown against the 8 assignees closest to it in grant volume rather than the industry's largest filers.

Companies ranked near Ningbo

By rank, the assignees closest to #26,987 in granted patent volume.

Leaders in Y02P (Climate Change Mitigation Technologies IN THE Production…)

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

Ningbo's Innovation Score vs. every tracked assignee

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

52 Top 11% higher than 89% 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 · 2022–2025

Grants by year

Teal-shaded recent years (2020–present) versus the 2022–2019 baseline. Full figures in the table below.

View data table

Ningbo Sanhan Alloy Material Co., Ltd. patent grants by year, 2015–2025
Year	Patents Granted	Share of Period
2022	1	10.0%
2023	3	30.0%
2024	5	50.0%
2025partial year	1	10.0%

Which technologies does Ningbo Sanhan Alloy Material Co., Ltd. patent most?

Y02P - Climate Change Mitigation Technologies IN THE Production OR Processing OF Goods 4

B08B - Cleaning IN GENERAL; Prevention OF Fouling IN General 3

B23Q - Details, Components, OR Accessories FOR Machine Tools, e.g. Arrangements FOR Copying OR Controlling ; Machine Tools IN General Characterised BY THE Construction OF Particular Details OR COMPONENTS; Combinations OR Associations OF Metal-working Machines, NOT Directed TO A Particular Result 3

B24B - Machines, Devices, OR Processes FOR Grinding OR Polishing ; Dressing OR Conditioning OF Abrading SURFACES; Feeding OF Grinding, Polishing, OR Lapping Agents 2

B25J - MANIPULATORS; Chambers Provided With Manipulation Devices 2

Y10T - Technical Subjects Covered BY Former US Classification 2

B65B - Machines, Apparatus OR Devices FOR, OR Methods OF, Packaging Articles OR MATERIALS; Unpacking 2

B65G - Transport OR Storage Devices, e.g. Conveyors FOR Loading OR Tipping, Shop Conveyor Systems OR Pneumatic Tube Conveyors 2

B23P - Metal-working NOT Otherwise Provided FOR; Combined OPERATIONS; Universal Machine Tools 2

C23C - Coating Metallic MATERIAL; Coating Material With Metallic MATERIAL; Surface Treatment OF Metallic Material BY Diffusion Into THE Surface, BY Chemical Conversion OR SUBSTITUTION; Coating BY Vacuum Evaporation, BY Sputtering, BY ION Implantation OR BY Chemical Vapour Deposition, IN General 1

G06T - Image Data Processing OR Generation, IN General 1

B24C - Abrasive OR Related Blasting With Particulate Material 1

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

H01L - Semiconductor Devices NOT Covered BY Class H10 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 15 of 25 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

Ningbo Sanhan Alloy Material Co., Ltd.'s patent record in context - here's where to go next.

Ningbo Sanhan Alloy Material Co., Ltd.'s lead technology class is Y02P (Climate Change Mitigation Technologies IN THE Production OR Processing OF Goods), 40% of its portfolio - see every assignee active in that class. Explore Y02P
Ranked #26,979 of 49,997 tracked assignees by patent volume - see the full leaderboard. See the ranking
Compare Ningbo Sanhan Alloy Material Co., Ltd. against Nice North America LLC, an assignee filing at a similar volume. Compare portfolios
Innovation Score of 51.8/100 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.