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 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 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 (top 86% 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. 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

Explore the portfolio See the ranking

The verdict

According to USPTO PatentsView, Nippon ranks #21,525 of 50,000 tracked US assignees by granted-patent volume, with 13 patents across 9 technology areas.

#21,525
of 50,000 US assignees by volume: Top 86%
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 #21,525/50,000
PHOTO-FINISH NINGBO LIYANG NEW MA…
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.

Qualcomm Incorporated · highest

85
Nippon Telegraph AND… · this assignee

24
3D Lighting Innovati… · lowest

7

What this shows Nippon's Innovation Score is 24.3/100 (top 86% 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 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 Top 86% higher than 14% 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 · 2015–2021

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

Where it ranks

Overall rank by patents

#21,525

of 50,000 tracked assignees

Innovation Score

24.3 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.