HW

Hisashi Watanabe

Sumitomo Electric Industries: 2 patents #693 of 4,178Top 20%
SC Sumitomo Chemical: 1 patents #80 of 272Top 30%
TO Toyota: 1 patents #227 of 840Top 30%
📍 Kameyama, IL: #1 of 1 inventorsTop 100%
Overall (2004): #15,154 of 270,089Top 6%
4
Patents 2004

Issued Patents 2004

Showing 1–4 of 4 patents

Patent #TitleCo-InventorsDate
D498706 Automobile Hisao Hara, Koji Katsuno 2004-11-23
6814917 Alumina sintered body and process for producing the same Yoshio Uchida 2004-11-09
6809274 Four-directional control switch Masatsugu Takeuchi 2004-10-26
6784382 Push-on switch Yasunori Yanai 2004-08-31