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USPTO Data Jan 1 1976 - Oct 13 2026
48 Patents
#107 in Wilmington, DE
#130 in Delaware
#7,284 in US
#14,550 in the World
Speakman Company
Forward Citations = 1,453
34 inventors:
Wilmington, DE, United States of America
Speakman Company
% Expired Patents = 6.3
Trademarks = 1
Forward Citations = 1,453
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34 inventors (with patents filed for the assignee):
Graham H Paterson (22 out of 22 patents)
Willard A Denham (12 out of 12 patents)
Jeffrey Brian Harwanko (6 out of 85 patents)
4. Christopher G Miedzius (5 out of 6 patents)
5. Alexandru Neagoe (4 out of 5 patents)
6. Carmen J Lagarelli (4 out of 4 patents)
7. Barbara E MacKenzie (4 out of 4 patents)
8. Charles J Novak (3 out of 3 patents)
9. Chris Miedzius (3 out of 3 patents)
10. Andrew Vellrath (2 out of 11 patents)
11. Frederick M Kappel (2 out of 2 patents)
12. William J Walbrandt (2 out of 2 patents)
13. Michael D Trenham (2 out of 2 patents)
14. Imants A Stiebris (2 out of 2 patents)
15. Clarence P Donovan (2 out of 2 patents)
Core Competencies:
Ligature-resistant Dispenser
Integral Eyewash
Showerhead
Eye Wash System
Automatic Faucet
Modular Faucet Assembly
Emergency Eyewash
Fluid Flow Control
Ceramic Disc Valve
Push Button Faucet
Gravity Fed Wash Station
Vandal-proof Fixture
48 patents:
Company Overview
Speakman Company, headquartered in Wilmington, DE, specializes in the design and manufacture of innovative plumbing products focused on safety and hygiene. The company is renowned for its advanced solutions, including ligature-resistant dispensers and integral eyewash systems, which are essential in medical and industrial environments. Their product range also features automatic faucets, surgical scrub sinks, and emergency eyewash apparatus, all engineered to enhance user experience and ensure compliance with safety standards.
Profile summary synthesized from public USPTO records and patent filings.
IDiyas Innovation Intelligence. (2026). Company Patent Portfolio: Speakman Company. Retrieved from https://idiyas.com/company/speakman-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]
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]
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]