TT

Takehiko Tomizawa

AC Alps Electric Co.: 1 patents #1,191 of 2,177Top 55%
📍 Rifu, JP: #1,311 of 2,101 inventorsTop 65%
Overall (All Time): #3,473,109 of 4,157,543Top 85%
1
Patents All Time

Issued Patents All Time

Showing 1–1 of 1 patents

Patent #TitleCo-InventorsDate
6706221 Plastic optical fiber end face treatment method Kimihiro Kikuchi, Yoshihiko Hirama, Kengo Yamada 2004-03-16