Where does Esco Group LLC rank among US patent assignees?

According to USPTO PatentsView (2015–2025 granted utility patents), Esco Group LLC ranks #4,152 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 Esco Group LLC hold?

Esco Group LLC holds 86 US utility patents granted between 2015 and 2025, spanning 29 technology areas.

What is Esco Group LLC's Innovation Score?

Esco Group 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 Esco Group LLC focus on?

Esco Group LLC's top technology area is E02F (DREDGING; Soil-shifting) with 61 patents, ranking #17 of 348 assignees active in that subclass. Grants appear in 29 CPC subclasses total.

Is Esco Group LLC's patent grant rate increasing or decreasing?

Esco Group LLC's recent grant velocity is +47% compared to the prior five-year period (grant years, not application filing dates). The company is maintaining or growing its granted-patent output.

What does claim depth mean for Esco Group LLC's patents?

Esco Group LLC's patents average 19.1 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 Esco Group 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

Esco Group LLC

USPTO PatentsView assignee record - 86 granted patents across 29 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: E02F (DREDGING; Soil-shifting).

Compiled by PlainPatent · May 15, 2026

RSS updates for this company

Explore the portfolio See the ranking

The verdict

According to USPTO PatentsView, Esco ranks #4,152 of 49,997 tracked US assignees by granted-patent volume, with 86 patents across 29 technology areas.

#4,152
of 49,997 US assignees by volume: Top 14%
by Innovation Score (50.0/100): 19.1
avg claims per patent: +47%
grant velocity, last 5 yrs

USPTO PatentsView assignee plate

Corpus R4152 · US Corporation #4,152 · 86 grants

GRANTS-SMALL · TOP-DECILE · PHOTO-FINISH · CPC-FOCUS · INNOV-PAR · CLAIMS-RICH · TYPE-USCORP · VEL-UP · BOOK-FULL

GRANTS-SMALL 86 grants
TOP-DECILE #4,152/49,997
PHOTO-FINISH Coast Cutlery
CPC-FOCUS E02F · 29 areas
INNOV-PAR 50.0/100
CLAIMS-RICH 19.1 claims/avg
TYPE-USCORP US Corporation
VEL-UP +47% vel
BOOK-FULL 10/10 fields

Nearest grant-volume peer: Coast Cutlery Co. (±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 Esco’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 15.4 pts (31%) Velocity 4.1 pts (8%) Breadth 19.0 pts (38%) Claim depth 11.5 pts (23%)

Qualcomm Incorporated · highest

85
Qualcomm Mems · near

50
Esco Group · this assignee

50
Messer Industries USA · near

50
Shenzhen Sensetime… · near

50
Sphero · near

50
3D Lighting… · lowest

7

What this shows Esco'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 Esco?

Each dot is one of Esco’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). Esco’s own 19.1 claims/patent is ABOVE the 13.4 median for these volume peers. More thorough claims than most filers at this scale, not just more of them.

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

Where Esco's grants concentrate

Esco Group LLC is a focused PatentsView assignee: 29 CPC subclasses with 70.9% of grants classified under E02F (DREDGING; Soil-shifting). Peak complete grant year is 2020 (21 grants) versus a trough of 5 in 2016. By volume, Esco sits between Coast Cutlery Co. and Gvbb Holdings S.A.R.L.

Esco's three-year grant acceleration

From 2019–2021 to 2022–2024, Esco Group LLC moved from 36 to 22 grants (0.61x the prior three-year total, a multiple, not a CAGR). See the growth leaderboard.

Coast Cutlery

86
Corindus

86
Dcstar

86
Dali Systems

86
Eureka

86
Evernote

86
Firestone Buildin…

86
Gvbb Holdings R L

86
Esco Group ◀

86

What this shows Esco holds 86 patents at rank #4,152, shown against the 8 assignees closest to it in grant volume rather than the industry's largest filers.

Companies ranked near Esco

By rank, the assignees closest to #4,152 in granted patent volume.

Leaders in E02F (Dredging)

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

Assignees with similar portfolio profiles

Two PlainPatent-derived peer sets for Esco, neither rank-band nor same-CPC leaders (those blocks stay above). In E02F (Dredging), Esco ranks #17 of 348 assignees by patent count in that subclass.

Similar innovation score

Nearest assignees by Innovation Score (50 here).

Sphero, Inc. 50 Shenzhen Sensetime Technology Co., Ltd. 50 Messer Industries USA, Inc. 50 Qualcomm Mems Technologies, Inc. 50

Similar claim depth

Nearest assignees by average claims per patent (19.1 here).

Quanata, LLC 19.1 avg Deutsche Post AG 19.1 avg Ofinno Technologies, LLC 19.1 avg Hyperloop Technologies, Inc. 19.1 avg

Esco'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 · 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

Esco Group LLC patent grants by year, 2015–2025
Year	Patents Granted	Share of Period
2015	7	8.1%
2016	5	5.8%
2017	5	5.8%
2018	9	10.5%
2019	8	9.3%
2020	21	24.4%
2021	7	8.1%
2022	6	7.0%
2023	6	7.0%
2024	10	11.6%
2025partial year	2	2.3%

Which technologies does Esco Group LLC patent most?

E02F - DREDGING; Soil-shifting 61

Y10T - Technical Subjects Covered BY Former US Classification 12

B64U - Unmanned Aerial Vehicles [UAV]; Equipment Therefor 10

B02C - Crushing, Pulverising, OR Disintegrating IN GENERAL; Milling Grain 10

B64C - AEROPLANES; Helicopters 9

B23P - Metal-working NOT Otherwise Provided FOR; Combined OPERATIONS; Universal Machine Tools 6

A01B - Soil Working IN Agriculture OR FORESTRY; Parts, Details, OR Accessories OF Agricultural Machines OR Implements, IN General 6

G06V - Image OR Video Recognition OR Understanding 6

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 6

E21C - Mining OR Quarrying 5

B25J - MANIPULATORS; Chambers Provided With Manipulation Devices 5

B22D - Casting OF METALS; Casting OF Other Substances BY THE Same Processes OR Devices 4

C22C - Alloys 3

C23C - Coating Metallic MATERIAL; Coating Material With Metallic MATERIAL; Surface Treatment OF Metallic Material BY Diffusion Into THE Surface, BY Chemical Conversion OR SUBSTITUTION; Coating BY Vacuum Evaporation, BY Sputtering, BY ION Implantation OR BY Chemical Vapour Deposition, IN General 2

B23K - Soldering OR UNSOLDERING; WELDING; Cladding OR Plating BY Soldering OR WELDING; Cutting BY Applying Heat Locally, e.g. Flame CUTTING; Working BY Laser Beam 2

Top 15 of 29 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

Esco Group LLC's patent record in context - here's where to go next.

Esco Group LLC's lead technology class is E02F (DREDGING; Soil-shifting), 70.9% of its portfolio - see every assignee active in that class. Explore E02F
Ranked #4,152 of 49,997 tracked assignees by patent volume - see the full leaderboard. See the ranking
Compare Esco Group LLC against Coast Cutlery Co., 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.