Where does Sangfor Technologies Inc. rank among US patent assignees?

According to USPTO PatentsView (2015–2025 granted utility patents), Sangfor Technologies Inc. ranks #23,335 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 Sangfor Technologies Inc. hold?

Sangfor Technologies Inc. holds 12 US utility patents granted between 2015 and 2019, spanning 4 technology areas.

What is Sangfor Technologies Inc.'s Innovation Score?

Sangfor Technologies Inc. has an Innovation Score of 24.8 out of 100 (16th percentile of the corpus). This composite metric weighs portfolio volume (40%), grant velocity (20%), technology breadth (25%), and claim depth (15%).

What technology areas does Sangfor Technologies Inc. focus on?

Sangfor Technologies Inc.'s top technology area is H04L (Transmission OF Digital Information, e.g. Telegraphic Communication) with 10 patents, ranking #2,376 of 8,956 assignees active in that subclass. Grants appear in 4 CPC subclasses total.

Is Sangfor Technologies Inc.'s patent grant rate increasing or decreasing?

Sangfor Technologies Inc.'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 Sangfor Technologies Inc.'s patents?

Sangfor Technologies Inc.'s patents average 14.8 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 Sangfor Technologies Inc. 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

Sangfor Technologies Inc.

USPTO PatentsView assignee record - 12 granted patents across 4 technology areas, recorded in grant years 2015–2019. 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: H04L (Transmission OF Digital Information, e.g. Telegraphic Communication).

Compiled by PlainPatent · May 15, 2026

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The verdict

According to USPTO PatentsView, Sangfor ranks #23,335 of 49,997 tracked US assignees by granted-patent volume, with 12 patents across 4 technology areas.

#23,335
of 49,997 US assignees by volume: 16th percentile
by Innovation Score (24.8/100): 14.8
avg claims per patent: -100%
grant velocity, last 5 yrs

USPTO PatentsView assignee plate

Corpus R23335 · Foreign Corporation #23,335 · 12 grants

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

GRANTS-MICRO 12 grants
MID-PACK #23,335/49,997
PHOTO-FINISH Samjin LND
CPC-NARROW H04L · 4 areas
INNOV-THIN 24.8/100
CLAIMS-RICH 14.8 claims/avg
TYPE-FRNCORP Foreign Corp
VEL-DROP -100% vel
BOOK-FULL 10/10 fields

Nearest grant-volume peer: Samjin LND 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.

How Sangfor’s 24.8 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 8.9 pts (36%) Velocity 0.0 pts (0%) Breadth 7.1 pts (29%) Claim depth 8.9 pts (36%)

Qualcomm Incorporated · highest

85
Sangfor · this assignee

25
3D Lighting… · lowest

7

What this shows Sangfor's Innovation Score is 24.8/100 (16th 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.

Does more volume mean deeper claims for Sangfor?

Each dot is one of Sangfor’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). Sangfor’s own 14.8 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.

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

Where Sangfor's grants concentrate

Sangfor Technologies Inc. is a focused PatentsView assignee: 4 CPC subclasses with 83.3% of grants classified under H04L (Transmission OF Digital Information, e.g. Telegraphic Communication). Peak complete grant year is 2018 (6 grants) versus a trough of 1 in 2015. By volume, Sangfor sits between Samjin LND Co., Ltd. and Secret Double Octopus Ltd..

Samjin LND

12
Samsung Fine Chem…

12
Samuelson Group

12
Sanden Automotive…

12
Sanovas

12
SAS IP

12
Schroll Managemen…

12
Secret Double Oct…

12
Sangfor ◀

12

What this shows Sangfor holds 12 patents at rank #23,324, shown against the 8 assignees closest to it in grant volume rather than the industry's largest filers.

Companies ranked near Sangfor

By rank, the assignees closest to #23,324 in granted patent volume.

Leaders in H04L (Transmission OF Digital Information)

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

Sangfor's Innovation Score vs. every tracked assignee

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

25 16th percentile higher than 16% 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 · 2015–2019

Grants by year

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

View data table

Sangfor Technologies Inc. patent grants by year, 2015–2025
Year	Patents Granted	Share of Period
2015	1	8.3%
2016	1	8.3%
2017	2	16.7%
2018	6	50.0%
2019	2	16.7%

Which technologies does Sangfor Technologies Inc. patent most?

H04L - Transmission OF Digital Information, e.g. Telegraphic Communication 10

G06F - Electric Digital Data Processing 3

H04W - Wireless Communication Networks 1

H04N - Pictorial Communication, e.g. Television 1

Top 4 of 4 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

Sangfor Technologies Inc.'s patent record in context - here's where to go next.

Sangfor Technologies Inc.'s lead technology class is H04L (Transmission OF Digital Information, e.g. Telegraphic Communication), 83.3% of its portfolio - see every assignee active in that class. Explore H04L
Ranked #23,335 of 49,997 tracked assignees by patent volume - see the full leaderboard. See the ranking
Compare Sangfor Technologies Inc. against Samjin LND Co., Ltd., an assignee filing at a similar volume. Compare portfolios
Innovation Score of 24.8/100 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.