Where does Eskom Holdings SOC Limited rank among US patent assignees?

According to USPTO PatentsView (2015–2025 granted utility patents), Eskom Holdings SOC Limited ranks #35,227 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 Eskom Holdings SOC Limited hold?

Eskom Holdings SOC Limited holds 7 US utility patents granted between 2015 and 2025, spanning 11 technology areas.

What is Eskom Holdings SOC Limited's Innovation Score?

Eskom Holdings SOC Limited has an Innovation Score of 27.3 out of 100 (23rd percentile of the corpus). This composite metric weighs portfolio volume (40%), grant velocity (20%), technology breadth (25%), and claim depth (15%).

What technology areas does Eskom Holdings SOC Limited focus on?

Eskom Holdings SOC Limited's top technology area is G01R (Measuring Electric VARIABLES; Measuring Magnetic Variables) with 5 patents, ranking #884 of 3,424 assignees active in that subclass. Grants appear in 11 CPC subclasses total.

Is Eskom Holdings SOC Limited's patent grant rate increasing or decreasing?

Eskom Holdings SOC Limited'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 Eskom Holdings SOC Limited's patents?

Eskom Holdings SOC Limited's patents average 14.0 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 Eskom Holdings SOC Limited 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

Eskom Holdings SOC Limited

USPTO PatentsView assignee record - 7 granted patents across 11 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: G01R (Measuring Electric VARIABLES; Measuring Magnetic Variables).

Compiled by PlainPatent · May 15, 2026

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The verdict

According to USPTO PatentsView, Eskom ranks #35,227 of 49,997 tracked US assignees by granted-patent volume, with 7 patents across 11 technology areas.

#35,227
of 49,997 US assignees by volume: 23rd percentile
by Innovation Score (27.3/100): 14.0
avg claims per patent: -100%
grant velocity, last 5 yrs

USPTO PatentsView assignee plate

Corpus R35227 · Foreign Corporation #35,227 · 7 grants

GRANTS-MICRO · MID-PACK · PHOTO-FINISH · CPC-FOCUS · INNOV-THIN · CLAIMS-RICH · TYPE-FRNCORP · VEL-DROP · BOOK-FULL

GRANTS-MICRO 7 grants
MID-PACK #35,227/49,997
PHOTO-FINISH Epiroc Drilling…
CPC-FOCUS G01R · 11 areas
INNOV-THIN 27.3/100
CLAIMS-RICH 14.0 claims/avg
TYPE-FRNCORP Foreign Corp
VEL-DROP -100% vel
BOOK-FULL 10/10 fields

Nearest grant-volume peer: Epiroc Drilling Tools AB (±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 Eskom’s 27.3 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 7.2 pts (26%) Velocity 0.0 pts (0%) Breadth 11.7 pts (43%) Claim depth 8.4 pts (31%)

Qualcomm Incorporated · highest

85
Eskom Holdings SOC · this assignee

27
3D Lighting… · lowest

7

What this shows Eskom's Innovation Score is 27.3/100 (23rd percentile 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 Eskom?

Each dot is one of Eskom’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). Eskom’s own 14.0 claims/patent is ABOVE the 12.9 median for these volume peers. More thorough claims than most filers at this scale, not just more of them.

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

Where Eskom's grants concentrate

Eskom Holdings SOC Limited is a focused PatentsView assignee: 11 CPC subclasses with 71.4% of grants classified under G01R (Measuring Electric VARIABLES; Measuring Magnetic Variables). Peak complete grant year is 2016 (4 grants) versus a trough of 1 in 2015. By volume, Eskom sits between Epiroc Drilling Tools AB and Essencore Limited.

Epiroc Drilling T…

7
Epsilon Composite

7
Eptech

7
Equalia

7
ESM Energie—UND S…

7
Esperance Pharmac…

7
Essa Pharma

7
Essencore

7
Eskom Holdings SOC ◀

7

What this shows Eskom holds 7 patents at rank #35,159, shown against the 8 assignees closest to it in grant volume rather than the industry's largest filers.

Companies ranked near Eskom

By rank, the assignees closest to #35,159 in granted patent volume.

Leaders in G01R (Measuring Electric Variables)

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

Eskom's Innovation Score vs. every tracked assignee

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

27 23rd percentile higher than 23% 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

Eskom Holdings SOC Limited patent grants by year, 2015–2025
Year	Patents Granted	Share of Period
2015	1	14.3%
2016	4	57.1%
2018	1	14.3%
2025partial year	1	14.3%

Which technologies does Eskom Holdings SOC Limited patent most?

G01R - Measuring Electric VARIABLES; Measuring Magnetic Variables 5

H02G - Installation OF Electric Cables OR Lines, OR OF Combined Optical AND Electric Cables OR Lines 1

F16M - Frames, Casings OR Beds OF Engines, Machines OR Apparatus, NOT Specific TO Engines, Machines OR Apparatus Provided FOR ELSEWHERE; STANDS; Supports 1

G01N - Investigating OR Analysing Materials BY Determining Their Chemical OR Physical Properties 1

Y10S - Technical Subjects Covered BY Former Uspc Cross-reference ART Collections [XRACs] AND Digests 1

C01B - Non-metallic ELEMENTS; Compounds THEREOF; ; Metalloids OR Compounds Thereof NOT Covered BY Subclass C01c 1

Y04S - Systems Integrating Technologies Related TO Power Network Operation, Communication OR Information Technologies FOR Improving THE Electrical Power Generation, Transmission, Distribution, Management OR Usage, i.e. Smart Grids 1

G05B - Control OR Regulating Systems IN GENERAL; Functional Elements OF Such SYSTEMS; Monitoring OR Testing Arrangements FOR Such Systems OR Elements 1

H01B - CABLES; CONDUCTORS; INSULATORS; Selection OF Materials FOR Their Conductive, Insulating OR Dielectric Properties 1

H01L - Semiconductor Devices NOT Covered BY Class H10 1

H02B - Boards, Substations OR Switching Arrangements FOR THE Supply OR Distribution OF Electric Power 1

Top 11 of 11 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

Eskom Holdings SOC Limited's patent record in context - here's where to go next.

Eskom Holdings SOC Limited's lead technology class is G01R (Measuring Electric VARIABLES; Measuring Magnetic Variables), 71.4% of its portfolio - see every assignee active in that class. Explore G01R
Ranked #35,227 of 49,997 tracked assignees by patent volume - see the full leaderboard. See the ranking
Compare Eskom Holdings SOC Limited against Epiroc Drilling Tools AB, an assignee filing at a similar volume. Compare portfolios
Innovation Score of 27.3/100 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.