Where does Hamm AG rank among US patent assignees?

According to USPTO PatentsView (2015–2025 granted utility patents), Hamm AG ranks #3,918 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 Hamm AG hold?

Hamm AG holds 92 US utility patents granted between 2015 and 2025, spanning 46 technology areas.

What is Hamm AG's Innovation Score?

Hamm AG has an Innovation Score of 54.0 out of 100 (top 8% of the corpus). This composite metric weighs portfolio volume (40%), grant velocity (20%), technology breadth (25%), and claim depth (15%).

Is Hamm AG's patent grant rate increasing or decreasing?

Hamm AG's recent grant velocity is -31% 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 Hamm AG's patents?

Hamm AG's patents average 13.3 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 Hamm AG 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

Hamm AG

Q: What technology areas does Hamm AG focus on?

Hamm AG's top technology area is E01C (Construction OF, OR Surfaces FOR, Roads, Sports Grounds, OR THE LIKE; Machines OR Auxiliary Tools FOR Construction OR Repair) with 63 patents. Grants appear in 46 CPC subclasses total.

USPTO PatentsView assignee record - 92 granted patents across 46 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: E01C (Construction OF, OR Surfaces FOR, Roads, Sports Grounds, OR THE LIKE; Machines OR Auxiliary Tools FOR Construction OR Repair).

Compiled by PlainPatent · May 15, 2026

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The verdict

According to USPTO PatentsView, Hamm ranks #3,918 of 49,997 tracked US assignees by granted-patent volume, with 92 patents across 46 technology areas.

#3,918
of 49,997 US assignees by volume: Top 8%
by Innovation Score (54.0/100): 13.3
avg claims per patent: -31%
grant velocity, last 5 yrs

USPTO PatentsView assignee plate

Corpus R3918 · Foreign Corporation #3,918 · 92 grants

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

GRANTS-SMALL 92 grants
TOP-DECILE #3,918/49,997
PHOTO-FINISH Essenlix
CPC-WIDE E01C · 46 areas
INNOV-PAR 54.0/100
CLAIMS-RICH 13.3 claims/avg
TYPE-FRNCORP Foreign Corp
VEL-DOWN -31% vel
BOOK-FULL 10/10 fields

Nearest grant-volume peer: Essenlix 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.

Qualcomm Incorporated · highest

85
AmTRAN Technology · near

54
Safran Aero Boosters · near

54
Walbro · near

54
Hamm · this assignee

54
Shangrao Jinko… · near

54
3D Lighting… · lowest

7

What this shows Hamm's Innovation Score is 54.0/100 (top 8% 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.

Where Hamm's grants concentrate

Hamm AG is a focused PatentsView assignee: 46 CPC subclasses with 68.5% of grants classified under E01C (Construction OF, OR Surfaces FOR, Roads, Sports Grounds, OR THE LIKE; Machines OR Auxiliary Tools FOR Construction OR Repair). Peak complete grant year is 2016 (17 grants) versus a trough of 3 in 2020. By volume, Hamm sits between Essenlix Corporation and Institut National DE LA Recherche Agronomqiue.

Hamm's three-year grant acceleration

From 2019–2021 to 2022–2024, Hamm AG moved from 22 to 21 grants (0.95x the prior three-year total, a multiple, not a CAGR). See the growth leaderboard.

Essenlix

92
Flsmidth A/S

92
France Telecom

92
Fujitsu Frontech

92
Hill Phoenix

92
Hubei Yangtze Ind…

92
Hyster-yale Group

92
Institut National…

92
Hamm ◀

92

What this shows Hamm holds 92 patents at rank #3,918, shown against the 8 assignees closest to it in grant volume rather than the industry's largest filers.

Companies ranked near Hamm

By rank, the assignees closest to #3,918 in granted patent volume.

Leaders in E01C (Construction OF)

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

Assignees with similar portfolio profiles

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

Similar innovation score

Nearest assignees by Innovation Score (54 here).

Shangrao Jinko Solar Technology Development Co Ltd 54 AmTRAN Technology Co., Ltd. 54 Walbro LLC 54 Safran Aero Boosters 54

Similar claim depth

Nearest assignees by average claims per patent (13.3 here).

Océ Holding B.V. 13.3 avg Hach Company 13.3 avg DB HiTek Co., Ltd. 13.3 avg Vuzix Corporation 13.3 avg

Hamm's Innovation Score vs. every tracked assignee

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

54 Top 8% higher than 92% 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

Hamm AG patent grants by year, 2015–2025
Year	Patents Granted	Share of Period
2015	6	6.5%
2016	17	18.5%
2017	11	12.0%
2018	9	9.8%
2019	8	8.7%
2020	3	3.3%
2021	11	12.0%
2022	8	8.7%
2023	6	6.5%
2024	7	7.6%
2025partial year	6	6.5%

Which technologies does Hamm AG patent most?

E01C - Construction OF, OR Surfaces FOR, Roads, Sports Grounds, OR THE LIKE; Machines OR Auxiliary Tools FOR Construction OR Repair 63

E02D - FOUNDATIONS; EXCAVATIONS; Embankments ; Underground OR Underwater Structures 35

B60K - Arrangement OR Mounting OF Propulsion Units OR OF Transmissions IN VEHICLES; Arrangement OR Mounting OF Plural Diverse Prime-movers IN VEHICLES; Auxiliary Drives FOR VEHICLES; Instrumentation OR Dashboards FOR VEHICLES; Arrangements IN Connection With Cooling, AIR Intake, GAS Exhaust OR Fuel Supply 11

E02F - DREDGING; Soil-shifting 11

B06B - Methods OR Apparatus FOR Generating OR Transmitting Mechanical Vibrations OF Infrasonic, Sonic, OR Ultrasonic Frequency, ; e.g.; FOR Performing Mechanical Work IN General 8

B60Y - Indexing Scheme Relating TO Aspects Cross-cutting Vehicle Technology 7

B62D - Motor VEHICLES; Trailers 6

B60N - Seats Specially Adapted FOR VEHICLES; Vehicle Passenger Accommodation NOT Otherwise Provided FOR 5

Y02T - Climate Change Mitigation Technologies Related TO Transportation 5

A01B - Soil Working IN Agriculture OR FORESTRY; Parts, Details, OR Accessories OF Agricultural Machines OR Implements, IN General 5

B60W - Conjoint Control OF Vehicle Sub-units OF Different Type OR Different FUNCTION; Control Systems Specially Adapted FOR Hybrid VEHICLES; Road Vehicle Drive Control Systems FOR Purposes NOT Related TO THE Control OF A Particular Sub-unit 4

F15B - Systems Acting BY Means OF Fluids IN GENERAL; Fluid-pressure Actuators, e.g. SERVOMOTORS; Details OF Fluid-pressure Systems, NOT Otherwise Provided FOR 4

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

F02B - Internal-combustion Piston ENGINES; Combustion Engines IN General 2

B60R - Vehicles, Vehicle Fittings, OR Vehicle Parts, NOT Otherwise Provided FOR 2

Top 15 of 46 technology areas

Where it ranks

Overall rank by patents

#3,918

of 49,997 tracked assignees

Innovation Score

54.0 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

Hamm AG's patent record in context - here's where to go next.

Hamm AG's lead technology class is E01C (Construction OF, OR Surfaces FOR, Roads, Sports Grounds, OR THE LIKE; Machines OR Auxiliary Tools FOR Construction OR Repair), 68.5% of its portfolio - see every assignee active in that class. Explore E01C
Ranked #3,918 of 49,997 tracked assignees by patent volume - see the full leaderboard. See the ranking
Compare Hamm AG against Essenlix Corporation, an assignee filing at a similar volume. Compare portfolios
Innovation Score of 54.0/100 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.