Where does CSI Cells Co., Ltd. rank among US patent assignees?

According to USPTO PatentsView (2015–2025 granted utility patents), CSI Cells Co., Ltd. ranks #22,428 of 50,000 assignees by granted-patent volume, the same sort as the companies listing and top-holders ranking. See /methodology/#corpus-placement.

How many patents does CSI Cells Co., Ltd. hold?

CSI Cells Co., Ltd. holds 12 US utility patents granted between 2015 and 2025, spanning 6 technology areas.

What is CSI Cells Co., Ltd.'s Innovation Score?

CSI Cells Co., Ltd. has an Innovation Score of 29.7 out of 100 (top 68% of the corpus). This composite metric weighs portfolio volume (40%), grant velocity (20%), technology breadth (25%), and claim depth (15%).

Is CSI Cells Co., Ltd.'s patent grant rate increasing or decreasing?

CSI Cells Co., Ltd.'s recent grant velocity is +20% compared to the prior five-year period (grant years, not application filing dates). The company is maintaining or growing its granted-patent output.

What does claim depth mean for CSI Cells Co., Ltd.'s patents?

CSI Cells Co., Ltd.'s patents average 11.9 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 CSI Cells 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

CSI Cells Co., Ltd.

Q: What technology areas does CSI Cells Co., Ltd. focus on?

CSI Cells Co., Ltd.'s top technology area is Y02E (REDUCTION OF GREENHOUSE GAS [GHG] EMISSIONS, RELATED TO ENERGY GENERATION, TRANSMISSION OR DISTRIBUTION) with 8 patents. Grants appear in 6 CPC subclasses total.

USPTO PatentsView assignee record - 12 granted patents across 6 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: Y02E (REDUCTION OF GREENHOUSE GAS [GHG] EMISSIONS, RELATED TO ENERGY GENERATION, TRANSMISSION OR DISTRIBUTION).

Compiled by PlainPatent · May 15, 2026

Explore the portfolio See the ranking

The verdict

According to USPTO PatentsView, CSI ranks #22,428 of 50,000 tracked US assignees by granted-patent volume, with 12 patents across 6 technology areas.

#22,428
of 50,000 US assignees by volume: Top 68%
by Innovation Score (29.7/100): 11.9
avg claims per patent: +20%
grant velocity, last 5 yrs

USPTO PatentsView assignee plate

Corpus R22428 · Foreign Corporation #22,428 · 12 grants

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

GRANTS-MICRO 12 grants
MID-PACK #22,428/50,000
PHOTO-FINISH Caldera Medical
CPC-NARROW Y02E · 6 areas
INNOV-THIN 29.7/100
CLAIMS-PAR 11.9 claims/avg
TYPE-FRNCORP Foreign Corp
VEL-UP +20% vel
BOOK-FULL 10/10 fields

Nearest grant-volume peer: Caldera Medical, 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
CSI Cells · this assignee

30
3D Lighting Innovati… · lowest

7

What this shows CSI's Innovation Score is 29.7/100 (top 68% 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 CSI's grants concentrate

CSI Cells Co., Ltd. is a focused PatentsView assignee: 6 CPC subclasses with 66.7% of grants classified under Y02E (REDUCTION OF GREENHOUSE GAS [GHG] EMISSIONS, RELATED TO ENERGY GENERATION, TRANSMISSION OR DISTRIBUTION). Peak complete grant year is 2024 (3 grants) versus a trough of 1 in 2016. By volume, CSI sits between Crage Medical Co., Limited and California Cooperative Rice Research Foundation, Inc..

Crage Medical

12
CREE Lighting USA

12
Crown Bioscience…

12
Crystal Internati…

12
CU Aerospace

12
Culligan Internat…

12
Caldera Medical

12
California Cooper…

12
CSI Cells ◀

12

What this shows CSI holds 12 patents at rank #22,379, shown against the 8 assignees closest to it in grant volume rather than the industry's largest filers.

Companies ranked near CSI

By rank, the assignees closest to #22,379 in granted patent volume.

Leaders in Y02E (Reduction OF Greenhouse GAS [GHG] Emissions)

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

CSI's Innovation Score vs. every tracked assignee

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

30 Top 68% higher than 32% of 50,000 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

CSI Cells Co., Ltd. patent grants by year, 2015–2025
Year	Patents Granted	Share of Period
2015	2	16.7%
2016	1	8.3%
2018	1	8.3%
2019	1	8.3%
2020	2	16.7%
2021	1	8.3%
2024	3	25.0%
2025partial year	1	8.3%

Which technologies does CSI Cells Co., Ltd. patent most?

Y02E - REDUCTION OF GREENHOUSE GAS [GHG] EMISSIONS, RELATED TO ENERGY GENERATION, TRANSMISSION OR DISTRIBUTION 8

H10F - INORGANIC SEMICONDUCTOR DEVICES SENSITIVE TO INFRARED RADIATION, LIGHT, ELECTROMAGNETIC RADIATION OF SHORTER WAVELENGTH OR CORPUSCULAR RADIATION 8

Y02P - CLIMATE CHANGE MITIGATION TECHNOLOGIES IN THE PRODUCTION OR PROCESSING OF GOODS 4

H02S - GENERATION OF ELECTRIC POWER BY CONVERSION OF INFRARED RADIATION, VISIBLE LIGHT OR ULTRAVIOLET LIGHT, e.g. USING PHOTOVOLTAIC [PV] MODULES 1

H01L - SEMICONDUCTOR DEVICES NOT COVERED BY CLASS H10 1

B08B - CLEANING IN GENERAL; PREVENTION OF FOULING IN GENERAL 1

Top 6 of 6 technology areas

Where it ranks

Overall rank by patents

#22,428

of 50,000 tracked assignees

Innovation Score

29.7 out of 100

View all rankings →

Data Source

USPTO PatentsView, US granted patents 2015–2025

How is Innovation Score calculated?

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.