Where does Harsco Technologies LLC rank among US patent assignees?

According to USPTO PatentsView (2015–2025 granted utility patents), Harsco Technologies LLC ranks #6,337 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 Harsco Technologies LLC hold?

Harsco Technologies LLC holds 53 US utility patents granted between 2017 and 2025, spanning 46 technology areas.

What is Harsco Technologies LLC's Innovation Score?

Harsco Technologies LLC has an Innovation Score of 50.0 out of 100 (top 14% of the corpus). This composite metric weighs portfolio volume (40%), grant velocity (20%), technology breadth (25%), and claim depth (15%).

What technology areas does Harsco Technologies LLC focus on?

Harsco Technologies LLC's top technology area is E01B (Permanent WAY; Permanent-way TOOLS; Machines FOR Making Railways OF ALL Kinds) with 20 patents, ranking #4 of 117 assignees active in that subclass. Grants appear in 46 CPC subclasses total.

Is Harsco Technologies LLC's patent grant rate increasing or decreasing?

Harsco Technologies LLC's recent grant velocity is -11% 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 Harsco Technologies LLC's patents?

Harsco Technologies LLC's patents average 16.6 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 Harsco Technologies LLC 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

Harsco Technologies LLC

USPTO PatentsView assignee record - 53 granted patents across 46 technology areas, recorded in grant years 2017–2025. 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: E01B (Permanent WAY; Permanent-way TOOLS; Machines FOR Making Railways OF ALL Kinds).

Compiled by PlainPatent · May 15, 2026

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The verdict

According to USPTO PatentsView, Harsco ranks #6,337 of 49,997 tracked US assignees by granted-patent volume, with 53 patents across 46 technology areas.

#6,337
of 49,997 US assignees by volume: Top 14%
by Innovation Score (50.0/100): 16.6
avg claims per patent: -11%
grant velocity, last 5 yrs

USPTO PatentsView assignee plate

Corpus R6337 · US Corporation #6,337 · 53 grants

GRANTS-SMALL · UPPER-Q · PHOTO-FINISH · CPC-WIDE · INNOV-PAR · CLAIMS-RICH · TYPE-USCORP · VEL-DOWN · BOOK-FULL

GRANTS-SMALL 53 grants
UPPER-Q #6,337/49,997
PHOTO-FINISH Gilead Pharmasset
CPC-WIDE E01B · 46 areas
INNOV-PAR 50.0/100
CLAIMS-RICH 16.6 claims/avg
TYPE-USCORP US Corporation
VEL-DOWN -11% vel
BOOK-FULL 10/10 fields

Nearest grant-volume peer: Gilead Pharmasset LLC (±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 Harsco’s 50.0 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 13.8 pts (28%) Velocity 2.2 pts (4%) Breadth 24.0 pts (48%) Claim depth 10.0 pts (20%)

Qualcomm Incorporated · highest

85
Foster-Miller · near

50
Suzhou China Star… · near

50
Harsco · this assignee

50
ST Jude Medical… · near

50
S V V Technology… · near

50
3D Lighting… · lowest

7

What this shows Harsco's Innovation Score is 50.0/100 (top 14% 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 Harsco?

Each dot is one of Harsco’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). Harsco’s own 16.6 claims/patent is ABOVE the 14.2 median for these volume peers. More thorough claims than most filers at this scale, not just more of them.

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

Where Harsco's grants concentrate

Harsco Technologies LLC is a focused PatentsView assignee: 46 CPC subclasses with 37.7% of grants classified under E01B (Permanent WAY; Permanent-way TOOLS; Machines FOR Making Railways OF ALL Kinds). Peak complete grant year is 2018 (13 grants) versus a trough of 1 in 2023. By volume, Harsco sits between Greenlee Tools, Inc. and Ikea Supply AG.

Harsco's three-year grant acceleration

From 2019–2021 to 2022–2024, Harsco Technologies LLC moved from 24 to 8 grants (0.33x the prior three-year total, a multiple, not a CAGR). See the growth leaderboard.

Greenlee Tools

53
Gilead Pharmasset

53
Gree Green Refrig…

53
Guangzhou Shiyuan…

53
Hello

53
Henry Ford Health…

53
Hyliion

53
Ikea Supply

53
Harsco ◀

53

What this shows Harsco holds 53 patents at rank #6,336, shown against the 8 assignees closest to it in grant volume rather than the industry's largest filers.

Companies ranked near Harsco

By rank, the assignees closest to #6,336 in granted patent volume.

Leaders in E01B (Permanent WAY)

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

Assignees with similar portfolio profiles

Two PlainPatent-derived peer sets for Harsco, neither rank-band nor same-CPC leaders (those blocks stay above). In E01B (Permanent WAY), Harsco ranks #4 of 117 assignees by patent count in that subclass.

Similar innovation score

Nearest assignees by Innovation Score (50 here).

ST. Jude Medical International Holding S.Á R.L. 50 Foster-Miller, Inc. 50 Suzhou China Star Optoelectronics Technology Co., Ltd. 50 S.V.V. Technology Innovations, Inc. 50

Similar claim depth

Nearest assignees by average claims per patent (16.6 here).

University of New Hempshire 16.6 avg Amesbury Group, Inc. 16.6 avg Medtronic Vascular Galway Unlimited Company 16.6 avg Fluor Technologies Corporation 16.6 avg

Harsco's Innovation Score vs. every tracked assignee

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

50 Top 14% higher than 86% 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 · 2017–2025

Grants by year

Teal-shaded recent years (2020–present) versus the 2017–2019 baseline. Full figures in the table below.

View data table

Harsco Technologies LLC patent grants by year, 2015–2025
Year	Patents Granted	Share of Period
2017	6	11.3%
2018	13	24.5%
2019	8	15.1%
2020	8	15.1%
2021	8	15.1%
2022	2	3.8%
2023	1	1.9%
2024	5	9.4%
2025partial year	2	3.8%

Which technologies does Harsco Technologies LLC patent most?

E01B - Permanent WAY; Permanent-way TOOLS; Machines FOR Making Railways OF ALL Kinds 20

B61L - Guiding Railway TRAFFIC; Ensuring THE Safety OF Railway Traffic 20

G08B - Signalling OR Calling SYSTEMS; Order TELEGRAPHS; Alarm Systems 8

B61K - Auxiliary Equipment Specially Adapted FOR Railways, NOT Otherwise Provided FOR 5

B61D - Body Details OR Kinds OF Railway Vehicles 5

H04N - Pictorial Communication, e.g. Television 5

G06V - Image OR Video Recognition OR Understanding 5

H02K - Dynamo-electric Machines 4

F24H - Fluid Heaters, e.g. Water OR AIR Heaters, Having Heat-generating Means, e.g. Heat Pumps, IN General 4

B60F - Vehicles FOR USE Both ON Rail AND ON ROAD; Amphibious OR Like VEHICLES; Convertible Vehicles 3

B06B - Methods OR Apparatus FOR Generating OR Transmitting Mechanical Vibrations OF Infrasonic, Sonic, OR Ultrasonic Frequency, ; e.g.; FOR Performing Mechanical Work IN General 3

G01P - Measuring Linear OR Angular Speed, Acceleration, Deceleration, OR SHOCK; Indicating Presence, Absence, OR Direction, OF Movement 3

B61C - LOCOMOTIVES; Motor Railcars 3

G08G - Traffic Control Systems 3

H04B - Transmission 3

Top 15 of 46 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

Harsco Technologies LLC's patent record in context - here's where to go next.

Harsco Technologies LLC's lead technology class is E01B (Permanent WAY; Permanent-way TOOLS; Machines FOR Making Railways OF ALL Kinds), 37.7% of its portfolio - see every assignee active in that class. Explore E01B
Ranked #6,337 of 49,997 tracked assignees by patent volume - see the full leaderboard. See the ranking
Compare Harsco Technologies LLC against Greenlee Tools, Inc., an assignee filing at a similar volume. Compare portfolios
Innovation Score of 50.0/100 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.