RA

Robert Peter Arko

SD Steelcase Development: 2 patents #4 of 123Top 4%
MI Masco Corporation Of Indiana: 1 patents #14 of 24Top 60%
📍 San Francisco, CA: #63 of 979 inventorsTop 7%
🗺 California: #1,948 of 26,868 inventorsTop 8%
Overall (2005): #17,862 of 245,428Top 8%
3
Patents 2005

Issued Patents 2005

Showing 1–3 of 3 patents

Patent #TitleCo-InventorsDate
6971197 Display board system Charles A. Seiber, Otto DeRuntz, William C. Stewart, Steven Ryutaro Takayama, Frank Friedman +1 more 2005-12-06
6968860 Restricted flow hands-free faucet Hans-Christoph Haenlein, Karen Tsuei 2005-11-29
6941691 Display board system Steven Ryutaro Takayama 2005-09-13