Where does Watlow Electric Manufacturing Company rank among US patent assignees?

According to USPTO PatentsView (2015–2025 granted utility patents), Watlow Electric Manufacturing Company ranks #1,973 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 Watlow Electric Manufacturing Company hold?

Watlow Electric Manufacturing Company holds 204 US utility patents granted between 2015 and 2025, spanning 63 technology areas.

What is Watlow Electric Manufacturing Company's Innovation Score?

Watlow Electric Manufacturing Company has an Innovation Score of 63.6 out of 100 (top 2% of the corpus). This composite metric weighs portfolio volume (40%), grant velocity (20%), technology breadth (25%), and claim depth (15%).

Is Watlow Electric Manufacturing Company's patent grant rate increasing or decreasing?

Watlow Electric Manufacturing Company's recent grant velocity is +180% compared to the prior five-year period (grant years, not application filing dates). This indicates accelerating grant output.

What does claim depth mean for Watlow Electric Manufacturing Company's patents?

Watlow Electric Manufacturing Company's patents average 18.7 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 Watlow Electric Manufacturing Company 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

Watlow Electric Manufacturing Company

Q: What technology areas does Watlow Electric Manufacturing Company focus on?

Watlow Electric Manufacturing Company's top technology area is H05B (Electric HEATING; Electric Light Sources NOT Otherwise Provided FOR; Circuit Arrangements FOR Electric Light Sources, IN General) with 135 patents. Grants appear in 63 CPC subclasses total.

USPTO PatentsView assignee record - 204 granted patents across 63 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: H05B (Electric HEATING; Electric Light Sources NOT Otherwise Provided FOR; Circuit Arrangements FOR Electric Light Sources, IN General).

Compiled by PlainPatent · May 15, 2026

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The verdict

According to USPTO PatentsView, Watlow ranks #1,973 of 49,997 tracked US assignees by granted-patent volume, with 204 patents across 63 technology areas.

#1,973
of 49,997 US assignees by volume: Top 2%
by Innovation Score (63.6/100): 18.7
avg claims per patent: +180%
grant velocity, last 5 yrs

USPTO PatentsView assignee plate

Corpus R1973 · US Corporation #1,973 · 204 grants

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

GRANTS-MID 204 grants
TOP-DECILE #1,973/49,997
PHOTO-FINISH Lummus Technology
CPC-WIDE H05B · 63 areas
INNOV-STRONG 63.6/100
CLAIMS-RICH 18.7 claims/avg
TYPE-USCORP US Corporation
VEL-SURGE +180% vel
BOOK-FULL 10/10 fields

Nearest grant-volume peer: Lummus Technology LLC (±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
Cambridge Mechatronics · near

64
Steering Solutions… · near

64
Watlow Electric… · this assignee

64
Institute OF… · near

64
Masimo · near

64
3D Lighting… · lowest

7

What this shows Watlow's Innovation Score is 63.6/100 (top 2% 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 Watlow's grant cadence moved

Between 2020–2024, Watlow Electric Manufacturing Company received 137 grants versus 49 in 2015–2019 (+180% equal-window velocity, above median growth). Across complete PatentsView years, output peaked in 2024 at 34 grants and bottomed in 2016 at 6. Lead class H05B accounts for 66.2% of the portfolio across 63 subclasses. Volume neighbours: Lummus Technology LLC (#1,969) and Tridonic GmbH & Co KG (#1,977).

Watlow's three-year grant acceleration

From 2019–2021 to 2022–2024, Watlow Electric Manufacturing Company moved from 65 to 88 grants (1.35x 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 #575. See the growth leaderboard.

Lummus Technology

204
Netgear

204
Saf-holland

204
The Noco

204
Watlow Electric M… ◀

204
Albert Einstein C…

203
Carbon

203
Doskocil Manufact…

203
Tridonic & KG

203

What this shows Watlow holds 204 patents at rank #1,973, shown against the 8 assignees closest to it in grant volume rather than the industry's largest filers.

Companies ranked near Watlow

By rank, the assignees closest to #1,973 in granted patent volume.

Leaders in H05B (Electric Heating)

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

Assignees with similar portfolio profiles

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

Similar innovation score

Nearest assignees by Innovation Score (64 here).

Steering Solutions IP Holding Corporation 64 Masimo Corporation 64 Cambridge Mechatronics Limited 64 Institute OF Physics, THE Chinese Academy OF Sciences 64

Similar claim depth

Nearest assignees by average claims per patent (18.7 here).

3DT Holdings, LLC 18.7 avg TC1 LLC 18.7 avg University of Utah Research Foundation 18.7 avg Red Hat, Inc. 18.7 avg

Watlow's Innovation Score vs. every tracked assignee

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

64 Top 2% higher than 98% 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

Watlow Electric Manufacturing Company patent grants by year, 2015–2025
Year	Patents Granted	Share of Period
2015	10	4.9%
2016	6	2.9%
2017	7	3.4%
2018	10	4.9%
2019	16	7.8%
2020	22	10.8%
2021	27	13.2%
2022	27	13.2%
2023	27	13.2%
2024	34	16.7%
2025partial year	18	8.8%

Which technologies does Watlow Electric Manufacturing Company patent most?

H05B - Electric HEATING; Electric Light Sources NOT Otherwise Provided FOR; Circuit Arrangements FOR Electric Light Sources, IN General 135

H01L - Semiconductor Devices NOT Covered BY Class H10 59

G01K - Measuring TEMPERATURE; Measuring Quantity OF HEAT; Thermally-sensitive Elements NOT Otherwise Provided FOR 40

F01N - Gas-flow Silencers OR Exhaust Apparatus FOR Machines OR Engines IN GENERAL; Gas-flow Silencers OR Exhaust Apparatus FOR Internal-combustion Engines 35

Y02T - Climate Change Mitigation Technologies Related TO Transportation 34

H01C - Resistors 32

Y10T - Technical Subjects Covered BY Former US Classification 31

G05D - Systems FOR Controlling OR Regulating Non-electric Variables 26

F28F - Details OF Heat-exchange AND Heat-transfer Apparatus, OF General Application 21

F24H - Fluid Heaters, e.g. Water OR AIR Heaters, Having Heat-generating Means, e.g. Heat Pumps, IN General 21

G01F - Measuring Volume, Volume Flow, Mass Flow OR Liquid LEVEL; Metering BY Volume 20

G01M - Testing Static OR Dynamic Balance OF Machines OR STRUCTURES; Testing OF Structures OR Apparatus, NOT Otherwise Provided FOR 18

F02D - Controlling Combustion Engines 17

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 17

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 16

Top 15 of 63 technology areas

Where it ranks

Overall rank by patents

#1,973

of 49,997 tracked assignees

Innovation Score

63.6 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

Watlow Electric Manufacturing Company's patent record in context - here's where to go next.

Watlow Electric Manufacturing Company's lead technology class is H05B (Electric HEATING; Electric Light Sources NOT Otherwise Provided FOR; Circuit Arrangements FOR Electric Light Sources, IN General), 66.2% of its portfolio - see every assignee active in that class. Explore H05B
Ranked #1,973 of 49,997 tracked assignees by patent volume - see the full leaderboard. See the ranking
Compare Watlow Electric Manufacturing Company against Lummus Technology LLC, an assignee filing at a similar volume. Compare portfolios
Innovation Score of 63.6/100 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.