Where does Zoll Medical Corporation rank among US patent assignees?

According to USPTO PatentsView (2015–2025 granted utility patents), Zoll Medical Corporation ranks #599 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 Zoll Medical Corporation hold?

Zoll Medical Corporation holds 740 US utility patents granted between 2015 and 2025, spanning 60 technology areas.

What is Zoll Medical Corporation's Innovation Score?

Zoll Medical Corporation has an Innovation Score of 69.0 out of 100 (top 1% of the corpus). This composite metric weighs portfolio volume (40%), grant velocity (20%), technology breadth (25%), and claim depth (15%).

Is Zoll Medical Corporation's patent grant rate increasing or decreasing?

Zoll Medical Corporation's recent grant velocity is +34% 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 Zoll Medical Corporation's patents?

Zoll Medical Corporation's patents average 24.4 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 Zoll Medical Corporation 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

Zoll Medical Corporation

Q: What technology areas does Zoll Medical Corporation focus on?

Zoll Medical Corporation's top technology area is A61N (ELECTROTHERAPY; MAGNETOTHERAPY; Radiation THERAPY; Ultrasound Therapy) with 556 patents. Grants appear in 60 CPC subclasses total.

USPTO PatentsView assignee record - 740 granted patents across 60 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: A61N (ELECTROTHERAPY; MAGNETOTHERAPY; Radiation THERAPY; Ultrasound Therapy).

Compiled by PlainPatent · May 15, 2026

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The verdict

According to USPTO PatentsView, Zoll ranks #599 of 49,997 tracked US assignees by granted-patent volume, with 740 patents across 60 technology areas.

#599
of 49,997 US assignees by volume: Top 1%
by Innovation Score (69.0/100): 24.4
avg claims per patent: +34%
grant velocity, last 5 yrs

USPTO PatentsView assignee plate

Corpus R599 · US Corporation #599 · 740 grants

GRANTS-MID · TOP-DECILE · PHOTO-FINISH · CPC-WIDE · INNOV-STRONG · CLAIMS-DENSE · TYPE-USCORP · VEL-UP · BOOK-FULL

GRANTS-MID 740 grants
TOP-DECILE #599/49,997
PHOTO-FINISH Nuance Communications
CPC-WIDE A61N · 60 areas
INNOV-STRONG 69.0/100
CLAIMS-DENSE 24.4 claims/avg
TYPE-USCORP US Corporation
VEL-UP +34% vel
BOOK-FULL 10/10 fields

Nearest grant-volume peer: Nuance Communications, Inc. (±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
The Secretary of… · near

69
Zoll Medical · this assignee

69
Panasonic Intellectu… · near

69
Illinois Tool Works · near

69
STMicroelectronics… · near

69
3D Lighting… · lowest

7

What this shows Zoll's Innovation Score is 69.0/100 (top 1% 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.

How Zoll's grant cadence moved

Between 2020–2024, Zoll Medical Corporation received 387 grants versus 289 in 2015–2019 (+34% equal-window velocity, above median growth). Across complete PatentsView years, output peaked in 2021 at 89 grants and bottomed in 2015 at 38. Lead class A61N accounts for 75.1% of the portfolio across 60 subclasses. Volume neighbours: The Toronto-Dominion Bank (#595) and Seminis Vegetable Seeds, Inc. (#603).

Zoll's three-year grant acceleration

From 2019–2021 to 2022–2024, Zoll Medical Corporation moved from 233 to 228 grants (0.98x the prior three-year total, a multiple, not a CAGR). Among 3,296 tracked assignees with ≥100 grants and ≥20 prior-period grants, that multiple ranks #1,238. See the growth leaderboard.

The Toronto-domin…

748
Steering Solution…

747
Shanghai Tianma M…

743
Nuance Communicat…

740
Zoll Medical ◀

740
Lexmark Internati…

737
Denso Internation…

736
Husqvarna AB

736
Seminis Vegetable…

735

What this shows Zoll holds 740 patents at rank #599, shown against the 8 assignees closest to it in grant volume rather than the industry's largest filers.

Companies ranked near Zoll

By rank, the assignees closest to #599 in granted patent volume.

Leaders in A61N (Electrotherapy)

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

Assignees with similar portfolio profiles

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

Similar innovation score

Nearest assignees by Innovation Score (69 here).

Panasonic Intellectual Property Management Co., Ltd. 69 STMicroelectronics International N.V. 69 Illinois Tool Works Inc. 69 The Secretary of State for Defence 69

Similar claim depth

Nearest assignees by average claims per patent (24.4 here).

Headwater Partners II LLC 24.4 avg Immunogen, Inc. 24.4 avg Gigamon Inc. 24.4 avg HM.CLAUSE, Inc. 24.4 avg

Zoll's Innovation Score vs. every tracked assignee

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

69 Top 1% higher than 99% 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

Zoll Medical Corporation patent grants by year, 2015–2025
Year	Patents Granted	Share of Period
2015	38	5.1%
2016	57	7.7%
2017	55	7.4%
2018	65	8.8%
2019	74	10.0%
2020	70	9.5%
2021	89	12.0%
2022	64	8.6%
2023	77	10.4%
2024	87	11.8%
2025partial year	64	8.6%

Which technologies does Zoll Medical Corporation patent most?

A61N - ELECTROTHERAPY; MAGNETOTHERAPY; Radiation THERAPY; Ultrasound Therapy 556

A61B - DIAGNOSIS; SURGERY; Identification 472

G16H - Healthcare Informatics, i.e. Information AND Communication Technology [ICT] Specially Adapted FOR THE Handling OR Processing OF Medical OR Healthcare Data 252

A61H - Physical Therapy Apparatus, e.g. Devices FOR Locating OR Stimulating Reflex Points IN THE BODY; Artificial RESPIRATION; MASSAGE; Bathing Devices FOR Special Therapeutic OR Hygienic Purposes OR Specific Parts OF THE Body 205

A61M - Devices FOR Introducing Media Into, OR Onto, THE Body ; Devices FOR Transducing Body Media OR FOR Taking Media From THE Body ; Devices FOR Producing OR Ending Sleep OR Stupor 113

H04W - Wireless Communication Networks 62

G06F - Electric Digital Data Processing 51

G16Z - Information AND Communication Technology [ICT] Specially Adapted FOR Specific Application Fields, NOT Otherwise Provided FOR 49

G09B - Educational OR Demonstration APPLIANCES; Appliances FOR Teaching, OR Communicating With, THE Blind, Deaf OR MUTE; MODELS; PLANETARIA; GLOBES; MAPS; Diagrams 45

G08B - Signalling OR Calling SYSTEMS; Order TELEGRAPHS; Alarm Systems 36

G06Q - Information AND Communication Technology [ICT] Specially Adapted FOR Administrative, Commercial, Financial, Managerial OR Supervisory PURPOSES; Systems OR Methods Specially Adapted FOR Administrative, Commercial, Financial, Managerial OR Supervisory Purposes, NOT Otherwise Provided FOR 29

H04L - Transmission OF Digital Information, e.g. Telegraphic Communication 24

G01C - Measuring Distances, Levels OR BEARINGS; SURVEYING; NAVIGATION; Gyroscopic INSTRUMENTS; Photogrammetry OR Videogrammetry 16

H02J - Circuit Arrangements OR Systems FOR Supplying OR Distributing Electric POWER; Systems FOR Storing Electric Energy 13

G06V - Image OR Video Recognition OR Understanding 12

Top 15 of 60 technology areas

Where it ranks

Overall rank by patents

#599

of 49,997 tracked assignees

Innovation Score

69.0 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

Zoll Medical Corporation's patent record in context - here's where to go next.

Zoll Medical Corporation's lead technology class is A61N (ELECTROTHERAPY; MAGNETOTHERAPY; Radiation THERAPY; Ultrasound Therapy), 75.1% of its portfolio - see every assignee active in that class. Explore A61N
Ranked #599 of 49,997 tracked assignees by patent volume - see the full leaderboard. See the ranking
Compare Zoll Medical Corporation against The Toronto-Dominion Bank, an assignee filing at a similar volume. Compare portfolios
Innovation Score of 69.0/100 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.