Where does Shenzhen Sunxing Light Alloys Materials Co., Ltd. rank among US patent assignees?

According to USPTO PatentsView (2015–2025 granted utility patents), Shenzhen Sunxing Light Alloys Materials Co., Ltd. ranks #16,358 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 Shenzhen Sunxing Light Alloys Materials Co., Ltd. hold?

Shenzhen Sunxing Light Alloys Materials Co., Ltd. holds 18 US utility patents granted between 2015 and 2025, spanning 15 technology areas.

What is Shenzhen Sunxing Light Alloys Materials Co., Ltd.'s Innovation Score?

Shenzhen Sunxing Light Alloys Materials Co., Ltd. has an Innovation Score of 27.4 out of 100 (24th percentile of the corpus). This composite metric weighs portfolio volume (40%), grant velocity (20%), technology breadth (25%), and claim depth (15%).

Is Shenzhen Sunxing Light Alloys Materials Co., Ltd.'s patent grant rate increasing or decreasing?

Shenzhen Sunxing Light Alloys Materials Co., Ltd.'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 Shenzhen Sunxing Light Alloys Materials Co., Ltd.'s patents?

Shenzhen Sunxing Light Alloys Materials Co., Ltd.'s patents average 5.8 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.

USPTO 2015–2025 USPTO PatentsView Foreign Corporation

Shenzhen Sunxing Light Alloys Materials Co., Ltd.

Q: What technology areas does Shenzhen Sunxing Light Alloys Materials Co., Ltd. focus on?

Shenzhen Sunxing Light Alloys Materials Co., Ltd.'s top technology area is C25C (Processes FOR THE Electrolytic Production, Recovery OR Refining OF METALS; Apparatus Therefor) with 8 patents. Grants appear in 15 CPC subclasses total.

Q: How is the Shenzhen Sunxing Light Alloys Materials 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 - 18 granted patents across 15 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: C25C (Processes FOR THE Electrolytic Production, Recovery OR Refining OF METALS; Apparatus Therefor).

Compiled by PlainPatent · May 15, 2026

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The verdict

According to USPTO PatentsView, Shenzhen ranks #16,358 of 49,997 tracked US assignees by granted-patent volume, with 18 patents across 15 technology areas.

#16,358
of 49,997 US assignees by volume: 24th percentile
by Innovation Score (27.4/100): 5.8
avg claims per patent: -100%
grant velocity, last 5 yrs

USPTO PatentsView assignee plate

Corpus R16358 · Foreign Corporation #16,358 · 18 grants

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

GRANTS-MICRO 18 grants
MID-PACK #16,358/49,997
PHOTO-FINISH Shanutec (SHANGHAI)
CPC-FOCUS C25C · 15 areas
INNOV-THIN 27.4/100
CLAIMS-SPARSE 5.8 claims/avg
TYPE-FRNCORP Foreign Corp
VEL-DROP -100% vel
BOOK-FULL 10/10 fields

Nearest grant-volume peer: Shanutec (SHANGHAI) Co., Ltd. (±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
Shenzhen Sunxing… · this assignee

27
3D Lighting… · lowest

7

What this shows Shenzhen's Innovation Score is 27.4/100 (24th 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 Shenzhen's grants concentrate

Shenzhen Sunxing Light Alloys Materials Co., Ltd. is a focused PatentsView assignee: 15 CPC subclasses with 44.4% of grants classified under C25C (Processes FOR THE Electrolytic Production, Recovery OR Refining OF METALS; Apparatus Therefor). Peak complete grant year is 2015 (6 grants) versus a trough of 2 in 2019. By volume, Shenzhen sits between Shanutec (SHANGHAI) Co., Ltd. and Silead Inc..

Shanutec (Shangha…

18
Shenzhen Aukeyhi…

18
Shenzhen Guli Tec…

18
Shenzhen Lianda T…

18
Shenzhen Super TO…

18
Shurtape

18
Siemens VAI Metals

18
Silead

18
Shenzhen Sunxing… ◀

18

What this shows Shenzhen holds 18 patents at rank #16,339, shown against the 8 assignees closest to it in grant volume rather than the industry's largest filers.

Companies ranked near Shenzhen

By rank, the assignees closest to #16,339 in granted patent volume.

Leaders in C25C (Processes FOR THE Electrolytic Production)

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

Shenzhen's Innovation Score vs. every tracked assignee

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

27 24th percentile higher than 24% 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

Shenzhen Sunxing Light Alloys Materials Co., Ltd. patent grants by year, 2015–2025
Year	Patents Granted	Share of Period
2015	6	33.3%
2017	4	22.2%
2018	5	27.8%
2019	2	11.1%
2025partial year	1	5.6%

Which technologies does Shenzhen Sunxing Light Alloys Materials Co., Ltd. patent most?

C25C - Processes FOR THE Electrolytic Production, Recovery OR Refining OF METALS; Apparatus Therefor 8

C01F - Compounds OF THE Metals Beryllium, Magnesium, Aluminium, Calcium, Strontium, Barium, Radium, Thorium, OR OF THE Rare-earth Metals 7

C22C - Alloys 5

F27B - Furnaces, Kilns, Ovens OR Retorts IN GENERAL; Open Sintering OR Like Apparatus 4

C01B - Non-metallic ELEMENTS; Compounds THEREOF; ; Metalloids OR Compounds Thereof NOT Covered BY Subclass C01c 4

C22B - Production AND Refining OF Metals ; Pretreatment OF RAW Materials 4

F27D - Details OR Accessories OF Furnaces, Kilns, Ovens OR Retorts, IN SO FAR AS They ARE OF Kinds Occurring IN More Than ONE Kind OF Furnace 3

H05B - Electric HEATING; Electric Light Sources NOT Otherwise Provided FOR; Circuit Arrangements FOR Electric Light Sources, IN General 2

B01D - Separation 2

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

C01G - Compounds Containing Metals NOT Covered BY Subclasses C01d OR C01f 1

B01J - Chemical OR Physical Processes, e.g. Catalysis OR Colloid CHEMISTRY; Their Relevant Apparatus 1

C01D - Compounds OF Alkali Metals, i.e. Lithium, Sodium, Potassium, Rubidium, Caesium, OR Francium 1

F16J - Pistons ; CYLINDERS; Sealings 1

Y02P - Climate Change Mitigation Technologies IN THE Production OR Processing OF Goods 1

Top 15 of 15 technology areas

Where it ranks

Overall rank by patents

#16,358

of 49,997 tracked assignees

Innovation Score

27.4 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

Shenzhen Sunxing Light Alloys Materials Co., Ltd.'s patent record in context - here's where to go next.

Shenzhen Sunxing Light Alloys Materials Co., Ltd.'s lead technology class is C25C (Processes FOR THE Electrolytic Production, Recovery OR Refining OF METALS; Apparatus Therefor), 44.4% of its portfolio - see every assignee active in that class. Explore C25C
Ranked #16,358 of 49,997 tracked assignees by patent volume - see the full leaderboard. See the ranking
Compare Shenzhen Sunxing Light Alloys Materials Co., Ltd. against Shanutec (SHANGHAI) Co., Ltd., an assignee filing at a similar volume. Compare portfolios
Innovation Score of 27.4/100 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.