Steven Ryutaro Takayama

LS Logitech Europe S.A.: 19 patents #38 of 1,028Top 4%

DL Dolby Laboratories Licensing: 11 patents #162 of 815Top 20%

CI Cisco: 6 patents #2,357 of 13,007Top 20%

SD Steelcase Development: 5 patents #95 of 472Top 25%

HU Humangear: 4 patents #9 of 15Top 60%

ST Steelcase: 3 patents #288 of 809Top 40%

VC Vocera Communications: 2 patents #2 of 18Top 15%

ZU Zyliss Usa: 2 patents #12 of 31Top 40%

EC Evenflo Company: 2 patents #27 of 137Top 20%

📍 Atherton, CA: #23 of 431 inventorsTop 6%

🗺 California: #6,332 of 386,348 inventorsTop 2%

Overall (All Time): #42,837 of 4,157,543Top 2%

Issued Patents All Time

Showing 51–57 of 57 patents

Patent #	Title	Co-Inventors	Date
6272779	Display board system	Charles A. Seiber, Robert Peter Arko, Otto DeRuntz, William C. Stewart, Frank Friedman +1 more	2001-08-14
6263602	Display board system	Charles A. Seiber, Robert Peter Arko, William C. Stewart	2001-07-24
D434918	Chair	Robert Peter Arko, Eric McClure, Kenneth Penning, Steven J. Dessaint	2000-12-12
D431820	Telephone handset	Steven P. Vassallo, Jonathan Kaplan, Heather Andrus, Jochen Backs, Rudy Lucas Samuels	2000-10-10
D428000	Telephone extension module	Steven P. Vassallo, Jonathan Kaplan, Heather Andrus, Jochen Backs, Rudy Lucas Samuels	2000-07-11
D427985	Telephone base unit	Steven P. Vassallo, Jonathan Kaplan, Heather Andrus, Jochen Backs, Rudy Lucas Samuels	2000-07-11
D420538	Chair	Robert Peter Arko, Eric McClure, Kenneth Penning, Steven J. Dessaint	2000-02-15