USPTO 2015–2025 USPTO PatentsView US Corporation

NINE Stars Group, (usa) Inc

USPTO PatentsView assignee record - 21 granted patents across 11 technology areas, active 2018–2024. Filing-trend and competitive-moat analysis cross-referenced to USPTO Patent Public Search. Primary class: B65F (GATHERING OR REMOVAL OF DOMESTIC OR LIKE REFUSE).

Compiled byPlainPatent Editorial, US Patent Intelligence Editorial Team · May 15, 2026

Explore the portfolio See the ranking

Total patents granted

CPC technology areas

10.3

Avg claims per patent

+1900%

5-year filing velocity

The verdict

NINE holds 21 US patents across 11 technology areas, rank #14,159 of 50,000 tracked assignees.

#14,159
of 50,000 US assignees by volume: Top 46%
by Innovation Score (36.7/100): 10.3
avg claims per patent: +1900%
filing velocity, last 5 yrs

Portfolio overview

NINE Stars Group, (usa) Inc has been granted 21 US utility patents between 2018 and 2024, placing NINE Stars Group, (usa) Inc at rank #14,159 across all assignees tracked by PlainPatent. This portfolio spans 11 distinct Cooperative Patent Classification (CPC) subclasses, averaging 10.3 claims per patent with primary concentration in B65F (GATHERING OR REMOVAL OF DOMESTIC OR LIKE REFUSE). As a US Corporation, NINE Stars Group, (usa) Inc is one of the more focused assignees in the PatentsView dataset. By volume, NINE sits between NCC NANO, Llc (21 patents, rank #14,155) and NJOY, Llc (21 patents, rank #14,163) - the closest US assignees by grant volume. The composite Innovation Score of 36.7/100 blends portfolio volume, filing velocity, technology breadth, and claim depth into a single comparable measure drawn directly from USPTO PatentsView records.

Filing cadence tells the strategic story. Between 2020 and 2025 the company received 20 grants, compared with 1 in the 2015–2019 window, a +1900% shift in five-year velocity. An acceleration of this magnitude signals aggressive R&D investment and expanding technical ambition. The US Corporation classification further shapes interpretation, since corporate, government, and individual filers pursue patents for materially different reasons.

Claim depth and technology breadth together indicate competitive posture. NINE Stars Group, (usa) Inc's 10.3 average claims per patent suggests focused, narrowly drawn claims typical of single-invention filings, while concentration in 11 subclasses points to a focused technical program. Combined with portfolio volume, these signals let analysts, investors, and licensing professionals benchmark NINE Stars Group, (usa) Inc against peers pursuing similar technology classes.

NCC NANO

21
Newvoicemedia

21
Nicor

21
NIKO Semiconductor

21
Ningbo Ucome Ligh…

21
Nisco

21
Nisshinbo Chemical

21
NJOY

21
NINE Stars Group… ◀

21

What this shows NINE holds 21 patents at rank #14,159, shown against the 8 assignees closest to it in grant volume rather than the industry's largest filers.

Companies ranked near NINE

By rank, the assignees closest to #14,159 in granted patent volume.

Leaders in B65F (Gathering OR Removal OF Domestic OR LIKE Refuse)

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

NINE's Innovation Score vs. every tracked assignee

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

37 Top 46% higher than 54% 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 · 2018–2024

Grants by year

Teal-shaded recent years (2020–present) versus the 2018–2019 baseline. Full figures in the table below.

View data table

NINE Stars Group, (usa) Inc patent grants by year, 2015–2025
Year	Patents Granted	Share of Period
2018	1	4.8%
2020	2	9.5%
2021	7	33.3%
2022	4	19.0%
2023	3	14.3%
2024	4	19.0%

Which technologies does NINE Stars Group, (usa) Inc patent most?

B65F - GATHERING OR REMOVAL OF DOMESTIC OR LIKE REFUSE 13

G05B - CONTROL OR REGULATING SYSTEMS IN GENERAL; FUNCTIONAL ELEMENTS OF SUCH SYSTEMS; MONITORING OR TESTING ARRANGEMENTS FOR SUCH SYSTEMS OR ELEMENTS 4

A61L - METHODS OR APPARATUS FOR STERILISING MATERIALS OR OBJECTS IN GENERAL; DISINFECTION, STERILISATION OR DEODORISATION OF AIR; CHEMICAL ASPECTS OF BANDAGES, DRESSINGS, ABSORBENT PADS OR SURGICAL ARTICLES; MATERIALS FOR BANDAGES, DRESSINGS, ABSORBENT PADS OR SURGICAL ARTICLES 3

G06F - ELECTRIC DIGITAL DATA PROCESSING 2

H02P - CONTROL OR REGULATION OF ELECTRIC MOTORS, ELECTRIC GENERATORS OR DYNAMO-ELECTRIC CONVERTERS; CONTROLLING TRANSFORMERS, REACTORS OR CHOKE COILS 2

G09G - ARRANGEMENTS OR CIRCUITS FOR CONTROL OF INDICATING DEVICES USING STATIC MEANS TO PRESENT VARIABLE INFORMATION 1

G01S - RADIO DIRECTION-FINDING; RADIO NAVIGATION; DETERMINING DISTANCE OR VELOCITY BY USE OF RADIO WAVES; LOCATING OR PRESENCE-DETECTING BY USE OF THE REFLECTION OR RERADIATION OF RADIO WAVES; ANALOGOUS ARRANGEMENTS USING OTHER WAVES 1

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

A46B - BRUSHES 1

A61C - DENTISTRY; APPARATUS OR METHODS FOR ORAL OR DENTAL HYGIENE 1

A01M - CATCHING, TRAPPING OR SCARING OF ANIMALS ; APPARATUS FOR THE DESTRUCTION OF NOXIOUS ANIMALS OR NOXIOUS PLANTS 1

Top 11 of 11 technology areas

Patent Moat Analysis

Portfolio Volume Light

Tech Breadth Focused

Claim Depth Simple

Velocity Accelerating

Where it ranks

Overall rank by patents

#14,159

Across all tracked assignees

Innovation Score

36.7 out of 100

View all rankings →

Data Source

USPTO PatentsView, US granted patents 2015–2025

How is Innovation Score calculated?

Frequently Asked Questions

How many patents does NINE Stars Group, (usa) Inc hold?

NINE Stars Group, (usa) Inc holds 21 US granted patents filed between 2018 and 2024, spanning 11 technology areas.

What is NINE Stars Group, (usa) Inc's Innovation Score?

NINE Stars Group, (usa) Inc has an Innovation Score of 36.7 out of 100. This composite metric weighs portfolio volume (40%), filing velocity (20%), technology breadth (25%), and claim depth (15%).

What technology areas does NINE Stars Group, (usa) Inc focus on?

NINE Stars Group, (usa) Inc's top technology area is B65F (GATHERING OR REMOVAL OF DOMESTIC OR LIKE REFUSE) with 13 patents. The company has filed patents in 11 CPC subclasses total.

Is NINE Stars Group, (usa) Inc's patent filing rate increasing or decreasing?

NINE Stars Group, (usa) Inc's recent filing velocity is +1900% compared to the prior five-year period. This indicates accelerating innovation.

What does claim depth mean for NINE Stars Group, (usa) Inc's patents?

NINE Stars Group, (usa) Inc's patents average 10.3 claims each. This is relatively simple claim structure, typical for focused inventions.

How is the NINE Stars Group, (usa) 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.

How to use this portfolio

NINE's 21 grants land it in the top 46% by Innovation Score, but volume alone doesn't tell you where the strength sits.

Read that count against the largest US assignees before treating it as dominance - NINE ranks #14,159 of 50,000. Top 50 holders
Most of this portfolio concentrates in B65F - see who else leads that technology area. B65F leaders
Check what the four-part Innovation Score actually rewards before comparing it to another company. How the score works

Patent counts and the Innovation Score measure patenting activity, not commercial success or the legal strength of any patent. Many patents are filed defensively. Verify the status of an individual patent against official USPTO records.

Data sourced from USPTO PatentsView - official U.S. government patent data. See our methodology for computation details. Retrieved and formatted by PlainPatent Editorial

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 byPlainPatent Editorial, US Patent Intelligence Editorial Team · 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.