DS

Douglas Shumway

📍 San Francisco, CA: #9,535 of 26,999 inventorsTop 40%
🗺 California: #124,610 of 386,348 inventorsTop 35%
Overall (All Time): #1,067,990 of 4,157,543Top 30%
4
Patents All Time

Issued Patents All Time

Showing 1–4 of 4 patents

Patent #TitleCo-InventorsDate
D1095074 Bed frame and headboard set Reed Kamler, Quentin de Coster, On Hin Tang 2025-09-30
D1095122 Headboard Reed Kamler, Quentin de Coster, On Hin Tang 2025-09-30
D1087679 Headboard cushion Reed Kamler, Quentin de Coster, Sarah Willemart, On Hin Tang 2025-08-12
D1056681 Anti-tip device Reed Kamler, Quentin de Coster, On Hin Tang 2025-01-07