Where does Western Digital Technologies, Inc. rank among US patent assignees?

According to USPTO PatentsView (2015–2025 granted utility patents), Western Digital Technologies, Inc. ranks #89 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 Western Digital Technologies, Inc. hold?

Western Digital Technologies, Inc. holds 3,986 US utility patents granted between 2015 and 2025, spanning 144 technology areas.

What is Western Digital Technologies, Inc.'s Innovation Score?

Western Digital Technologies, Inc. has an Innovation Score of 72.0 out of 100 (top 1% of the corpus). This composite metric weighs portfolio volume (40%), grant velocity (20%), technology breadth (25%), and claim depth (15%).

What technology areas does Western Digital Technologies, Inc. focus on?

Western Digital Technologies, Inc.'s top technology area is G06F (Electric Digital Data Processing) with 2,216 patents. Grants appear in 144 CPC subclasses total.

Is Western Digital Technologies, Inc.'s patent grant rate increasing or decreasing?

Western Digital Technologies, Inc.'s recent grant velocity is +62% compared to the prior five-year period (grant years, not application filing dates). This indicates accelerating grant output.

What does claim depth mean for Western Digital Technologies, Inc.'s patents?

Western Digital Technologies, Inc.'s patents average 19.5 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.

How is the Western Digital 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 US Corporation

Western Digital Technologies, Inc.

USPTO PatentsView assignee record - 3,986 granted patents across 144 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: G06F (Electric Digital Data Processing).

Compiled by PlainPatent · May 15, 2026

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Explore the portfolio See the ranking

The verdict

According to USPTO PatentsView, Western ranks #89 of 49,997 tracked US assignees by granted-patent volume, with 3,986 patents across 144 technology areas.

#89
of 49,997 US assignees by volume: Top 1%
by Innovation Score (72.0/100): 19.5
avg claims per patent: +62%
grant velocity, last 5 yrs

USPTO PatentsView assignee plate

Corpus R89 · US Corporation #89 · 3,986 grants

GRANTS-LARGE · TOP-DECILE · NEAR-PEER · CPC-WIDE · INNOV-STRONG · CLAIMS-RICH · TYPE-USCORP · VEL-SURGE · BOOK-FULL

GRANTS-LARGE 4.0K grants
TOP-DECILE #89/49,997
NEAR-PEER LG Innotek
CPC-WIDE G06F · 144 areas
INNOV-STRONG 72.0/100
CLAIMS-RICH 19.5 claims/avg
TYPE-USCORP US Corporation
VEL-SURGE +62% vel
BOOK-FULL 10/10 fields

Nearest grant-volume peer: LG Innotek Co., Ltd. (±9 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
STMicroelectronics · near

72
Bytedance · near

72
Infineon · near

72
Western Digital · this assignee

72
Panasonic Automotive… · near

72
3D Lighting… · lowest

7

What this shows Western's Innovation Score is 72.0/100 (top 1% 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 Western's grant cadence moved

Between 2020–2024, Western Digital Technologies, Inc. received 2,371 grants versus 1,468 in 2015–2019 (+62% equal-window velocity, above median growth). Across complete PatentsView years, output peaked in 2023 at 521 grants and bottomed in 2016 at 214. Lead class G06F accounts for 55.6% of the portfolio across 144 subclasses. Volume neighbours: Kyocera Corporation (#85) and Deere & Company (#93).

Western's three-year grant acceleration

From 2019–2021 to 2022–2024, Western Digital Technologies, Inc. moved from 1,394 to 1,386 grants (0.99x 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 #1,200. See the growth leaderboard.

Kyocera

4,151
United

4,091
United Microelect…

4,034
HON HAI Precision…

4,005
Western Digital ◀

3,986
LG Innotek

3,977
Monsanto Technolo…

3,956
Blackberry

3,953
Deere &

3,926

What this shows Western holds 3,986 patents at rank #89, shown against the 8 assignees closest to it in grant volume rather than the industry's largest filers.

Companies ranked near Western

By rank, the assignees closest to #89 in granted patent volume.

Leaders in G06F (Electric Digital Data Processing)

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

Assignees with similar portfolio profiles

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

Similar innovation score

Nearest assignees by Innovation Score (72 here).

Infineon Technologies AG 72 Bytedance Inc. 72 Panasonic Automotive Systems Co., Ltd. 72 STMicroelectronics SA 72

Similar claim depth

Nearest assignees by average claims per patent (19.5 here).

SanDisk 3D LLC 19.5 avg Fluidigm Corporation 19.5 avg Thales Canada Inc. 19.5 avg M.S. Technologies, L.L.C. 19.5 avg

Western's Innovation Score vs. every tracked assignee

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

72 Top 1% higher than 99% 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

Western Digital Technologies, Inc. patent grants by year, 2015–2025
Year	Patents Granted	Share of Period
2015	303	7.6%
2016	214	5.4%
2017	238	6.0%
2018	304	7.6%
2019	409	10.3%
2020	479	12.0%
2021	506	12.7%
2022	505	12.7%
2023	521	13.1%
2024	360	9.0%
2025partial year	147	3.7%

Which technologies does Western Digital Technologies, Inc. patent most?

G06F - Electric Digital Data Processing 2,216

G11B - Information Storage Based ON Relative Movement Between Record Carrier AND Transducer 1,271

G11C - Static Stores 719

H04L - Transmission OF Digital Information, e.g. Telegraphic Communication 252

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 193

H03M - CODING; DECODING; Code Conversion IN General 190

H10B - Electronic Memory Devices 146

H10N - Electric Solid-state Devices NOT Otherwise Provided FOR 131

H01L - Semiconductor Devices NOT Covered BY Class H10 120

H05K - Printed CIRCUITS; Casings OR Constructional Details OF Electric APPARATUS; Manufacture OF Assemblages OF Electrical Components 118

G06N - Computing Arrangements Based ON Specific Computational Models 108

H04N - Pictorial Communication, e.g. Television 73

G01R - Measuring Electric VARIABLES; Measuring Magnetic Variables 72

H01F - MAGNETS; INDUCTANCES; TRANSFORMERS; Selection OF Materials FOR Their Magnetic Properties 54

Y10T - Technical Subjects Covered BY Former US Classification 45

Top 15 of 144 technology areas

Where it ranks

Overall rank by patents

#89

of 49,997 tracked assignees

Innovation Score

72.0 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

Western Digital Technologies, Inc.'s patent record in context - here's where to go next.

Western Digital Technologies, Inc.'s lead technology class is G06F (Electric Digital Data Processing), 55.6% of its portfolio - see every assignee active in that class. Explore G06F
Ranked #89 of 49,997 tracked assignees by patent volume - see the full leaderboard. See the ranking
Compare Western Digital Technologies, Inc. against Kyocera Corporation, an assignee filing at a similar volume. Compare portfolios
Innovation Score of 72.0/100 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.