Where does Advantest Corporation rank among US patent assignees?

According to USPTO PatentsView (2015–2025 granted utility patents), Advantest Corporation ranks #1,004 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 Advantest Corporation hold?

Advantest Corporation holds 437 US utility patents granted between 2015 and 2025, spanning 81 technology areas.

What is Advantest Corporation's Innovation Score?

Advantest Corporation has an Innovation Score of 63.5 out of 100 (top 2% of the corpus). This composite metric weighs portfolio volume (40%), grant velocity (20%), technology breadth (25%), and claim depth (15%).

Is Advantest Corporation's patent grant rate increasing or decreasing?

Advantest Corporation's recent grant velocity is -32% 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 Advantest Corporation's patents?

Advantest Corporation's patents average 15.4 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 Advantest 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 2015–2025 USPTO PatentsView Foreign Corporation

Advantest Corporation

Q: What technology areas does Advantest Corporation focus on?

Advantest Corporation's top technology area is G01R (Measuring Electric VARIABLES; Measuring Magnetic Variables) with 283 patents. Grants appear in 81 CPC subclasses total.

USPTO PatentsView assignee record - 437 granted patents across 81 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: G01R (Measuring Electric VARIABLES; Measuring Magnetic Variables).

Compiled by PlainPatent · May 15, 2026

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Explore the portfolio See the ranking

The verdict

According to USPTO PatentsView, Advantest ranks #1,004 of 49,997 tracked US assignees by granted-patent volume, with 437 patents across 81 technology areas.

#1,004
of 49,997 US assignees by volume: Top 2%
by Innovation Score (63.5/100): 15.4
avg claims per patent: -32%
grant velocity, last 5 yrs

USPTO PatentsView assignee plate

Corpus R1004 · Foreign Corporation #1,004 · 437 grants

GRANTS-MID · TOP-DECILE · PHOTO-FINISH · CPC-WIDE · INNOV-STRONG · CLAIMS-RICH · TYPE-FRNCORP · VEL-DOWN · BOOK-FULL

GRANTS-MID 437 grants
TOP-DECILE #1,004/49,997
PHOTO-FINISH Block
CPC-WIDE G01R · 81 areas
INNOV-STRONG 63.5/100
CLAIMS-RICH 15.4 claims/avg
TYPE-FRNCORP Foreign Corp
VEL-DOWN -32% vel
BOOK-FULL 10/10 fields

Nearest grant-volume peer: Block, 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
KAO · near

63
The University of… · near

63
Tianjin University · near

63
Advantest · this assignee

63
Saturn Licensing · near

63
3D Lighting… · lowest

7

What this shows Advantest's Innovation Score is 63.5/100 (top 2% 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.

How Advantest's grant cadence moved

Between 2020–2024, Advantest Corporation received 163 grants versus 239 in 2015–2019 (-32% equal-window velocity, below median growth). Across complete PatentsView years, output peaked in 2015 at 64 grants and bottomed in 2020 at 22. Lead class G01R accounts for 64.8% of the portfolio across 81 subclasses. Volume neighbours: Samsung Medison Co., Ltd. (#1,000) and Ferrari S.p.A. (#1,008).

Advantest's three-year grant acceleration

From 2019–2021 to 2022–2024, Advantest Corporation moved from 84 to 103 grants (1.23x the prior three-year total, a multiple, not a CAGR). Among 3,296 tracked assignees with ≥100 grants and ≥20 prior-period grants, that multiple ranks #746. See the growth leaderboard.

Samsung Medison

439
Vivint

439
Knorr-bremse Syst…

438
Nuvoton Technology

438
Block

437
Harris

437
Advantest ◀

437
Glaxosmithkline B…

436
Ferrari S p A

435

What this shows Advantest holds 437 patents at rank #1,004, shown against the 8 assignees closest to it in grant volume rather than the industry's largest filers.

Companies ranked near Advantest

By rank, the assignees closest to #1,004 in granted patent volume.

Leaders in G01R (Measuring Electric Variables)

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

Assignees with similar portfolio profiles

Two PlainPatent-derived peer sets for Advantest, neither rank-band nor same-CPC leaders (those blocks stay above).

Similar innovation score

Nearest assignees by Innovation Score (63 here).

KAO Corporation 63 Tianjin University 63 The University of Southern Mississippi 63 Saturn Licensing LLC 63

Similar claim depth

Nearest assignees by average claims per patent (15.4 here).

SMA Solar Technology AG 15.4 avg GEA Farm Technologies GmbH 15.4 avg Humana Inc. 15.4 avg ARC Devices Limited 15.4 avg

Advantest's Innovation Score vs. every tracked assignee

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

63 Top 2% higher than 98% 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 · 2015–2025

Grants by year

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

View data table

Advantest Corporation patent grants by year, 2015–2025
Year	Patents Granted	Share of Period
2015	64	14.6%
2016	50	11.4%
2017	60	13.7%
2018	41	9.4%
2019	24	5.5%
2020	22	5.0%
2021	38	8.7%
2022	40	9.2%
2023	30	6.9%
2024	33	7.6%
2025partial year	35	8.0%

Which technologies does Advantest Corporation patent most?

G01R - Measuring Electric VARIABLES; Measuring Magnetic Variables 283

G06F - Electric Digital Data Processing 73

G11C - Static Stores 36

H01L - Semiconductor Devices NOT Covered BY Class H10 23

H04B - Transmission 21

G01N - Investigating OR Analysing Materials BY Determining Their Chemical OR Physical Properties 20

H04L - Transmission OF Digital Information, e.g. Telegraphic Communication 16

H01J - Electric Discharge Tubes OR Discharge Lamps 15

H03M - CODING; DECODING; Code Conversion IN General 13

A61B - DIAGNOSIS; SURGERY; Identification 13

H01P - WAVEGUIDES; Resonators, Lines, OR Other Devices OF THE Waveguide Type 12

H03K - Pulse Technique 11

H02J - Circuit Arrangements OR Systems FOR Supplying OR Distributing Electric POWER; Systems FOR Storing Electric Energy 10

H03H - Impedance Networks, e.g. Resonant CIRCUITS; Resonators 10

H02M - Apparatus FOR Conversion Between AC AND AC, Between AC AND DC, OR Between DC AND DC, AND FOR USE With Mains OR Similar Power Supply SYSTEMS; Conversion OF DC OR AC Input Power Into Surge Output POWER; Control OR Regulation Thereof 9

Top 15 of 81 technology areas

Where it ranks

Overall rank by patents

#1,004

of 49,997 tracked assignees

Innovation Score

63.5 out of 100

View all rankings →

Data Source

USPTO PatentsView, US granted patents 2015–2025

How is Innovation Score calculated?

What to do with this data

Advantest Corporation's patent record in context - here's where to go next.

Advantest Corporation's lead technology class is G01R (Measuring Electric VARIABLES; Measuring Magnetic Variables), 64.8% of its portfolio - see every assignee active in that class. Explore G01R
Ranked #1,004 of 49,997 tracked assignees by patent volume - see the full leaderboard. See the ranking
Compare Advantest Corporation against Samsung Medison Co., Ltd., an assignee filing at a similar volume. Compare portfolios
Innovation Score of 63.5/100 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.