Where does Nippon Telegraph AND Telephone East Corporation rank among US patent assignees?

According to USPTO PatentsView (2015–2025 granted utility patents), Nippon Telegraph AND Telephone East Corporation ranks #21,525 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 Nippon Telegraph AND Telephone East Corporation hold?

Nippon Telegraph AND Telephone East Corporation holds 13 US utility patents granted between 2015 and 2021, spanning 9 technology areas.

What is Nippon Telegraph AND Telephone East Corporation's Innovation Score?

Nippon Telegraph AND Telephone East Corporation has an Innovation Score of 24.3 out of 100 (14th 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 Nippon Telegraph AND Telephone East Corporation focus on?

Nippon Telegraph AND Telephone East Corporation's top technology area is H04Q (Selecting) with 12 patents, ranking #71 of 915 assignees active in that subclass. Grants appear in 9 CPC subclasses total.

Is Nippon Telegraph AND Telephone East Corporation's patent grant rate increasing or decreasing?

Nippon Telegraph AND Telephone East Corporation's recent grant velocity is -56% 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 Nippon Telegraph AND Telephone East Corporation's patents?

Nippon Telegraph AND Telephone East Corporation's patents average 7.5 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

Nippon Telegraph AND Telephone East Corporation

Q: How is the Nippon Telegraph AND Telephone East Corporation 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 - 13 granted patents across 9 technology areas, recorded in grant years 2015–2021. 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: H04Q (Selecting).

Compiled by PlainPatent · May 15, 2026

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The verdict

According to USPTO PatentsView, Nippon ranks #21,525 of 49,997 tracked US assignees by granted-patent volume, with 13 patents across 9 technology areas.

#21,525
of 49,997 US assignees by volume: 14th percentile
by Innovation Score (24.3/100): 7.5
avg claims per patent: -56%
grant velocity, last 5 yrs

USPTO PatentsView assignee plate

Corpus R21525 · Foreign Corporation #21,525 · 13 grants

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

GRANTS-MICRO 13 grants
MID-PACK #21,525/49,997
PHOTO-FINISH Ningbo Liyang NEW…
CPC-NARROW H04Q · 9 areas
INNOV-THIN 24.3/100
CLAIMS-SPARSE 7.5 claims/avg
TYPE-FRNCORP Foreign Corp
VEL-DROP -56% vel
BOOK-FULL 10/10 fields

Nearest grant-volume peer: Ningbo Liyang NEW Material Company Limited (±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 Nippon’s 24.3 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 9.1 pts (38%) Velocity 0.0 pts (0%) Breadth 10.6 pts (44%) Claim depth 4.5 pts (19%)

Qualcomm Incorporated · highest

85
Nippon Telegraph… · this assignee

24
3D Lighting… · lowest

7

What this shows Nippon's Innovation Score is 24.3/100 (14th 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 Nippon?

Each dot is one of Nippon’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). Nippon’s own 7.5 claims/patent is ABOVE the 6.6 median for these volume peers. More thorough claims than most filers at this scale, not just more of them.

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

Where Nippon's grants concentrate

Nippon Telegraph AND Telephone East Corporation is a focused PatentsView assignee: 9 CPC subclasses with 92.3% of grants classified under H04Q (Selecting). Peak complete grant year is 2018 (6 grants) versus a trough of 1 in 2015. By volume, Nippon sits between Ningbo Liyang NEW Material Company Limited and Nodar Inc..

Ningbo Liyang NEW…

13
Ningbo Richen Ele…

13
Ningbo Taller Ele…

13
Nippon Paint Surf…

13
Nitto Shinko

13
NKT HV Cables

13
Noda Screen

13
Nodar

13
Nippon Telegraph… ◀

13

What this shows Nippon holds 13 patents at rank #21,504, shown against the 8 assignees closest to it in grant volume rather than the industry's largest filers.

Companies ranked near Nippon

By rank, the assignees closest to #21,504 in granted patent volume.

Leaders in H04Q (Selecting)

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

Nippon's Innovation Score vs. every tracked assignee

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

24 14th percentile higher than 14% 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 · 2015–2021

Grants by year

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

View data table

Nippon Telegraph AND Telephone East Corporation patent grants by year, 2015–2025
Year	Patents Granted	Share of Period
2015	1	7.7%
2017	2	15.4%
2018	6	46.2%
2020	2	15.4%
2021	2	15.4%

Which technologies does Nippon Telegraph AND Telephone East Corporation patent most?

H04Q - Selecting 12

H04M - Telephonic Communication 12

H04W - Wireless Communication Networks 6

A61G - Transport, Personal Conveyances, OR Accommodation Specially Adapted FOR Patients OR Disabled Persons ; Operating Tables OR CHAIRS; Chairs FOR DENTISTRY; Funeral Devices 4

A61B - DIAGNOSIS; SURGERY; Identification 2

G16H - Healthcare Informatics, i.e. Information AND Communication Technology [ICT] Specially Adapted FOR THE Handling OR Processing OF Medical OR Healthcare Data 2

G08B - Signalling OR Calling SYSTEMS; Order TELEGRAPHS; Alarm Systems 2

Y02D - Climate Change Mitigation Technologies IN Information AND Communication Technologies [ICT], I.E. Information AND Communication Technologies Aiming AT THE Reduction OF Their OWN Energy USE 2

G02B - Optical Elements, Systems OR Apparatus 1

Top 9 of 9 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

Nippon Telegraph AND Telephone East Corporation's patent record in context - here's where to go next.

Nippon Telegraph AND Telephone East Corporation's lead technology class is H04Q (Selecting), 92.3% of its portfolio - see every assignee active in that class. Explore H04Q
Ranked #21,525 of 49,997 tracked assignees by patent volume - see the full leaderboard. See the ranking
Compare Nippon Telegraph AND Telephone East Corporation against Ningbo Liyang NEW Material Company Limited, an assignee filing at a similar volume. Compare portfolios
Innovation Score of 24.3/100 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.