David Lay — 5 Patents at Austin Hardware & Supply

David Lay has been granted 5 US patents while listed as an inventor at Austin Hardware & Supply. The first was granted in 2020 and the most recent in October 2025. David Lay ranks #907,971 of 4,157,543 US inventors in our database (top 21.8%). Patent records list David Lay in Buford, GA, US.

Issued Patents All Time

Showing 1–5 of 5 patents

Patent #	Title	Co-Inventors	Date
D1100009	Cam follower	Robert Walden, Daoyin Zhang	2025-10-28
12270235	Counterbalance hinge assembly	Robert Walden, Daye Zhang	2025-04-08
12270238	Counterbalance hinge assembly	Robert Walden, Daye Zhang	2025-04-08
D1048857	Cam	Robert Walden, Daye Zhang	2024-10-29
10858788	Monorail switch using a gravity-assisted actuating mechanism	—	2020-12-08

David Lay — 5 Patents

Issued Patents All Time

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