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

According to USPTO PatentsView (2015–2025 granted utility patents), Harnischfeger Technologies, Inc. ranks #4,158 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 Harnischfeger Technologies, Inc. hold?

Harnischfeger Technologies, Inc. holds 86 US utility patents granted between 2015 and 2018, spanning 46 technology areas.

What is Harnischfeger Technologies, Inc.'s Innovation Score?

Harnischfeger Technologies, Inc. has an Innovation Score of 51.9 out of 100 (top 11% of the corpus). This composite metric weighs portfolio volume (40%), grant velocity (20%), technology breadth (25%), and claim depth (15%).

What technology areas does Harnischfeger Technologies, Inc. focus on?

Harnischfeger Technologies, Inc.'s top technology area is E02F (DREDGING; Soil-shifting) with 68 patents, ranking #15 of 348 assignees active in that subclass. Grants appear in 46 CPC subclasses total.

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

Harnischfeger Technologies, Inc.'s recent grant velocity is -100% 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 Harnischfeger Technologies, Inc.'s patents?

Harnischfeger Technologies, Inc.'s patents average 20.7 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 Harnischfeger 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

Harnischfeger Technologies, Inc.

USPTO PatentsView assignee record - 86 granted patents across 46 technology areas, recorded in grant years 2015–2018. 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: E02F (DREDGING; Soil-shifting).

Compiled by PlainPatent · May 15, 2026

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The verdict

According to USPTO PatentsView, Harnischfeger ranks #4,158 of 49,997 tracked US assignees by granted-patent volume, with 86 patents across 46 technology areas.

#4,158
of 49,997 US assignees by volume: Top 11%
by Innovation Score (51.9/100): 20.7
avg claims per patent: -100%
grant velocity, last 5 yrs

USPTO PatentsView assignee plate

Corpus R4158 · US Corporation #4,158 · 86 grants

GRANTS-SMALL · TOP-DECILE · PHOTO-FINISH · CPC-WIDE · INNOV-PAR · CLAIMS-DENSE · TYPE-USCORP · VEL-DROP · BOOK-FULL

GRANTS-SMALL 86 grants
TOP-DECILE #4,158/49,997
PHOTO-FINISH Evernote
CPC-WIDE E02F · 46 areas
INNOV-PAR 51.9/100
CLAIMS-DENSE 20.7 claims/avg
TYPE-USCORP US Corporation
VEL-DROP -100% vel
BOOK-FULL 10/10 fields

Nearest grant-volume peer: Evernote Corporation (±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 Harnischfeger’s 51.9 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 15.4 pts (30%) Velocity 0.0 pts (0%) Breadth 24.0 pts (46%) Claim depth 12.4 pts (24%)

Qualcomm Incorporated · highest

85
Advanced Liquid Logic · near

52
Harnischfeger · this assignee

52
Inje University… · near

52
J C Bamford Excavators · near

52
Medivators · near

52
3D Lighting… · lowest

7

What this shows Harnischfeger's Innovation Score is 51.9/100 (top 11% 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 Harnischfeger?

Each dot is one of Harnischfeger’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). Harnischfeger’s own 20.7 claims/patent is ABOVE the 18.2 median for these volume peers. More thorough claims than most filers at this scale, not just more of them.

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

Where Harnischfeger's grants concentrate

Harnischfeger Technologies, Inc. is a focused PatentsView assignee: 46 CPC subclasses with 79.1% of grants classified under E02F (DREDGING; Soil-shifting). Peak complete grant year is 2017 (27 grants) versus a trough of 10 in 2018. By volume, Harnischfeger sits between Evernote Corporation and Mochida Pharmaceutical Co., Ltd..

Evernote

86
Firestone Buildin…

86
Gvbb Holdings R L

86
Genghiscomm Holdi…

86
Kyocera SLD Laser

86
Kellogg Brown & R…

86
Kent State Univer…

86
Mochida Pharmaceu…

86
Harnischfeger ◀

86

What this shows Harnischfeger holds 86 patents at rank #4,158, shown against the 8 assignees closest to it in grant volume rather than the industry's largest filers.

Companies ranked near Harnischfeger

By rank, the assignees closest to #4,158 in granted patent volume.

Leaders in E02F (Dredging)

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

Assignees with similar portfolio profiles

Two PlainPatent-derived peer sets for Harnischfeger, neither rank-band nor same-CPC leaders (those blocks stay above). In E02F (Dredging), Harnischfeger ranks #15 of 348 assignees by patent count in that subclass.

Similar innovation score

Nearest assignees by Innovation Score (52 here).

Advanced Liquid Logic, Inc. 52 Medivators Inc. 52 J. C. Bamford Excavators Limited 52 Inje University Industry-academic Cooperation Foundation 52

Similar claim depth

Nearest assignees by average claims per patent (20.7 here).

Moskowitz Family LLC 20.7 avg Gambro Lundia AB 20.7 avg Educational Testing Service 20.7 avg Saipem S.P.A. 20.7 avg

Harnischfeger's Innovation Score vs. every tracked assignee

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

52 Top 11% higher than 89% 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 · 2015–2018

Grants by year

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

View data table

Harnischfeger Technologies, Inc. patent grants by year, 2015–2025
Year	Patents Granted	Share of Period
2015	26	30.2%
2016	23	26.7%
2017	27	31.4%
2018	10	11.6%

Which technologies does Harnischfeger Technologies, Inc. patent most?

E02F - DREDGING; Soil-shifting 68

E21C - Mining OR Quarrying 15

Y10T - Technical Subjects Covered BY Former US Classification 8

G06F - Electric Digital Data Processing 7

F16H - Gearing 7

E21B - Earth OR Rock DRILLING; Obtaining OIL, GAS, Water, Soluble OR Meltable Materials OR A Slurry OF Minerals From Wells 5

G05B - Control OR Regulating Systems IN GENERAL; Functional Elements OF Such SYSTEMS; Monitoring OR Testing Arrangements FOR Such Systems OR Elements 5

B66D - CAPSTANS; WINCHES; Tackles, e.g. Pulley BLOCKS; Hoists 4

F16C - SHAFTS; Flexible SHAFTS; Elements OR Crankshaft MECHANISMS; Rotary Bodies Other Than Gearing ELEMENTS; Bearings 4

B62D - Motor VEHICLES; Trailers 3

B02C - Crushing, Pulverising, OR Disintegrating IN GENERAL; Milling Grain 3

G07C - Time OR Attendance REGISTERS; Registering OR Indicating THE Working OF MACHINES; Generating Random NUMBERS; Voting OR Lottery APPARATUS; Arrangements, Systems OR Apparatus FOR Checking NOT Provided FOR Elsewhere 2

G09B - Educational OR Demonstration APPLIANCES; Appliances FOR Teaching, OR Communicating With, THE Blind, Deaf OR MUTE; MODELS; PLANETARIA; GLOBES; MAPS; Diagrams 2

Y02P - Climate Change Mitigation Technologies IN THE Production OR Processing OF Goods 2

F16L - PIPES; Joints OR Fittings FOR PIPES; Supports FOR Pipes, Cables OR Protective TUBING; Means FOR Thermal Insulation IN General 2

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

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

Harnischfeger Technologies, Inc.'s lead technology class is E02F (DREDGING; Soil-shifting), 79.1% of its portfolio - see every assignee active in that class. Explore E02F
Ranked #4,158 of 49,997 tracked assignees by patent volume - see the full leaderboard. See the ranking
Compare Harnischfeger Technologies, Inc. against Evernote Corporation, an assignee filing at a similar volume. Compare portfolios
Innovation Score of 51.9/100 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.