Where does KLA Corporation rank among US patent assignees?

According to USPTO PatentsView (2015–2025 granted utility patents), KLA Corporation ranks #892 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 KLA Corporation hold?

KLA Corporation holds 503 US utility patents granted between 2020 and 2025, spanning 64 technology areas.

What is KLA Corporation's Innovation Score?

KLA Corporation has an Innovation Score of 80.7 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%).

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

Insufficient historical data is available to calculate a velocity trend for KLA Corporation.

What does claim depth mean for KLA Corporation's patents?

KLA Corporation's patents average 23.8 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 KLA 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 US Corporation

KLA Corporation

Q: What technology areas does KLA Corporation focus on?

KLA Corporation's top technology area is G03F (Photomechanical Production OF Textured OR Patterned Surfaces, e.g. FOR Printing, FOR Processing OF Semiconductor DEVICES; Materials THEREFOR; Originals THEREFOR; Apparatus Specially Adapted THEREFOR;) with 198 patents. Grants appear in 64 CPC subclasses total.

USPTO PatentsView assignee record - 503 granted patents across 64 technology areas, recorded in grant years 2020–2025. 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: G03F (Photomechanical Production OF Textured OR Patterned Surfaces, e.g. FOR Printing, FOR Processing OF Semiconductor DEVICES; Materials THEREFOR; Originals THEREFOR; Apparatus Specially Adapted THEREFOR;).

Compiled by PlainPatent · May 15, 2026

RSS updates for this company

Explore the portfolio See the ranking

The verdict

According to USPTO PatentsView, KLA ranks #892 of 49,997 tracked US assignees by granted-patent volume, with 503 patents across 64 technology areas.

#892
of 49,997 US assignees by volume: Top 1%
by Innovation Score (80.7/100): 23.8
avg claims per patent

USPTO PatentsView assignee plate

Corpus R892 · US Corporation #892 · 503 grants

GRANTS-MID · TOP-DECILE · PHOTO-FINISH · CPC-WIDE · INNOV-ELITE · CLAIMS-DENSE · TYPE-USCORP · SPAN-YRS · BOOK-RICH

GRANTS-MID 503 grants
TOP-DECILE #892/49,997
PHOTO-FINISH Novo Nordisk A/S
CPC-WIDE G03F · 64 areas
INNOV-ELITE 80.7/100
CLAIMS-DENSE 23.8 claims/avg
TYPE-USCORP US Corporation
SPAN-YRS 2020–2025 · 6y
BOOK-RICH 9/10 fields

Nearest grant-volume peer: Novo Nordisk A/S (±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
KIA · near

81
Meta Platforms · near

81
Chengdu BOE… · near

81
KLA · this assignee

81
Fujifilm Business… · near

80
3D Lighting… · lowest

7

What this shows KLA's Innovation Score is 80.7/100 (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 KLA's grant cadence moved

Grant history spans 2020–2025. Across complete PatentsView years, output peaked in 2023 at 126 grants and bottomed in 2020 at 26. Lead class G03F accounts for 39.4% of the portfolio across 64 subclasses. Volume neighbours: Nicoventures Trading Limited (#888) and Airbus Helicopters (#896).

KLA's three-year grant acceleration

From 2019–2021 to 2022–2024, KLA Corporation moved from 113 to 338 grants (2.99x 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 #82. See the growth leaderboard.

Nicoventures Trad…

511
Sumitomo Metal Mi…

511
Entegris

509
Nuvasive

504
Novo Nordisk A/S

503
KLA ◀

503
FEI

502
Nidec Sankyo

502
Airbus Helicopters

501

What this shows KLA holds 503 patents at rank #892, shown against the 8 assignees closest to it in grant volume rather than the industry's largest filers.

Companies ranked near KLA

By rank, the assignees closest to #892 in granted patent volume.

Leaders in G03F (Photomechanical Production OF Textured OR Patterned Surfaces)

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

Assignees with similar portfolio profiles

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

Similar innovation score

Nearest assignees by Innovation Score (81 here).

Chengdu BOE Optoelectronics Technology Co., Ltd. 81 Meta Platforms Technologies, LLC 81 Fujifilm Business Innovation Corp. 80 KIA Corporation 81

Similar claim depth

Nearest assignees by average claims per patent (23.8 here).

Array BioPharma, Inc. 23.8 avg Koninklijke Douwe Egberts B.V. 23.8 avg Hollingsworth & Vose Company 23.8 avg Haemonetics Corporation 23.8 avg

KLA's Innovation Score vs. every tracked assignee

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

81 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 · 2020–2025

Grants by year

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

View data table

KLA Corporation patent grants by year, 2015–2025
Year	Patents Granted	Share of Period
2020	26	5.2%
2021	87	17.3%
2022	117	23.3%
2023	126	25.0%
2024	95	18.9%
2025partial year	52	10.3%

Which technologies does KLA Corporation patent most?

G03F - Photomechanical Production OF Textured OR Patterned Surfaces, e.g. FOR Printing, FOR Processing OF Semiconductor DEVICES; Materials THEREFOR; Originals THEREFOR; Apparatus Specially Adapted THEREFOR; 198

G01N - Investigating OR Analysing Materials BY Determining Their Chemical OR Physical Properties 197

H01L - Semiconductor Devices NOT Covered BY Class H10 164

G06T - Image Data Processing OR Generation, IN General 129

G01B - Measuring Length, Thickness OR Similar Linear DIMENSIONS; Measuring ANGLES; Measuring AREAS; Measuring Irregularities OF Surfaces OR Contours 92

H01J - Electric Discharge Tubes OR Discharge Lamps 79

G02B - Optical Elements, Systems OR Apparatus 46

G06F - Electric Digital Data Processing 39

G06V - Image OR Video Recognition OR Understanding 36

G06N - Computing Arrangements Based ON Specific Computational Models 36

G01R - Measuring Electric VARIABLES; Measuring Magnetic Variables 26

G05B - Control OR Regulating Systems IN GENERAL; Functional Elements OF Such SYSTEMS; Monitoring OR Testing Arrangements FOR Such Systems OR Elements 25

H04N - Pictorial Communication, e.g. Television 18

G02F - Optical Devices OR Arrangements FOR THE Control OF Light BY Modification OF THE Optical Properties OF THE Media OF THE Elements Involved THEREIN; Non-linear OPTICS; Frequency-changing OF LIGHT; Optical Logic ELEMENTS; Optical ANALOGUE/DIGITAL Converters 16

H05G - X-ray Technique 15

Top 15 of 64 technology areas

Where it ranks

Overall rank by patents

#892

of 49,997 tracked assignees

Innovation Score

80.7 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

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

KLA Corporation's lead technology class is G03F (Photomechanical Production OF Textured OR Patterned Surfaces, e.g. FOR Printing, FOR Processing OF Semiconductor DEVICES; Materials THEREFOR; Originals THEREFOR; Apparatus Specially Adapted THEREFOR;), 39.4% of its portfolio - see every assignee active in that class. Explore G03F
Ranked #892 of 49,997 tracked assignees by patent volume - see the full leaderboard. See the ranking
Compare KLA Corporation against Nicoventures Trading Limited, an assignee filing at a similar volume. Compare portfolios
Innovation Score of 80.7/100 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.