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For the Inventor, By the Inventor

St. Louis, MO, United States of America

Emerson Electric Company

Calculating rank
USPTO Granted Patents = 2,309

% Expired Patents = 8.4



Trademarks = 281

Forward Citations = 39,518

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1,457 inventors (with patents filed for the assignee):

goldMedal Mark J Tomasiak (66 out of 66 patents)

silverMedal Matthew A Williams (50 out of 68 patents)

bronzeMedal Kiyoshi Hoshino (38 out of 52 patents)

4.  Jeffrey N Arensmeier (36 out of 42 patents)

5.  Terrence L Stanek (36 out of 36 patents)

6.  Gary E Horst (36 out of 46 patents)

7.  Douglas C Schultz (35 out of 35 patents)

8.  Alex J Wall (34 out of 47 patents)

9.  William P Butler (33 out of 33 patents)

10.  James E Hamm (32 out of 39 patents)

11.  Stuart V Holsten (32 out of 34 patents)

12.  John L Theising (31 out of 35 patents)

13.  Donald E Donnelly (30 out of 31 patents)

14.  John Francis Broker (30 out of 50 patents)

15.  Jason J Hill (29 out of 55 patents)


Core Competencies:
Vacuum Cleaner
Accessory Tool
Battery Pack
Telescoping Wand
Motor Assembly
Vacuum Conduit
Wet/Dry Vacuum
Harness Assembly
Rechargeable Battery
Climate Control
Gas Valve Control
Clog Removal Tool

2,309 patents:

1. D1126517 - Vacuum cleaner accessory tool (2026-05-12),
2. D1125747 - Vacuum cleaner accessory tool (2026-05-05),
3. D1120550 - Vacuum cleaner accessory tool (2026-03-24),
4. D1119140 - Vacuum cleaner accessory tool (2026-03-17),
5. D1115677 - Battery pack (2026-03-03),
6. D1115201 - Telescoping vacuum wand assembly (2026-02-24),
7. D1112039 - Battery pack (2026-02-10),
8. D1106626 - Vacuum cleaner accessory tool (2025-12-16),
9. D1104385 - Vacuum cleaner floor tool (2025-12-02),
10. D1102071 - Vacuum cleaner floor tool (2025-11-11),
11. D1102070 - Vacuum cleaner floor tool (2025-11-11),
12. 12453452 - Vacuum conduit attachment tools (2025-10-28),
13. D1095405 - Battery pack (2025-09-30),
14. 12419476 - Telescoping wand assembly for vacuum cleaner and method including same (2025-09-23),
15. 12410595 - System and method for assembling and/or operating control switch in relation to waste disposer and in relation to alternative electric power sources (2025-09-09),
Company Overview
Emerson Electric Company, headquartered in St. Louis, MO, specializes in innovative vacuum cleaner technology and related accessories. The company focuses on developing advanced solutions such as battery packs, motor assemblies, and telescoping wands, enhancing the efficiency and versatility of vacuum systems. With a commitment to engineering excellence, Emerson also explores wet/dry vacuum applications and harness assemblies, positioning itself as a leader in the field of cleaning technology and solutions.
Profile summary synthesized from public USPTO records and patent filings.

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USPTO Data Jan 1 1976 - Oct 27 2026

Emerson Electric Company USPTO Patent Assignee Logo
2,309 Patents

#3 in St. Louis, MO

#3 in Missouri

#217 in US

#438 in the World

St. Louis, MO (US)
St. Louis, MO, United States of America

Emerson Electric Company

Forward Citations = 39,518

1,457 inventors:

goldMedal Mark J Tomasiak (66 out of 66 patents)

silverMedal Matthew A Williams (50 out of 68 patents)

bronzeMedal Kiyoshi Hoshino (38 out of 52 patents)

4.  Jeffrey N Arensmeier (36 out of 42 patents)

5.  Terrence L Stanek (36 out of 36 patents)

IDiyas Innovation Intelligence. (2026). Company Patent Portfolio: Emerson Electric Company. Retrieved from https://idiyas.com/company/emerson-electric-company

Data source: USPTO (United States Patent and Trademark Office) public patent records. Weekly synchronization. How IDiyas builds this profile

Data Sources: USPTO Patent Grant XML, Patent Center, EPO & CIPO • Normalized by IDiyas Innovation Graph. Methodology & provenance architecturePlease report any incorrect information to [email protected]
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