HH

Hiroshi Hirahata

MC Mitsumi Electric Co.: 2 patents #346 of 935Top 40%
TK Toyo Boseki Kabushiki Kaisha: 1 patents #541 of 1,085Top 50%
Overall (All Time): #1,591,950 of 4,157,543Top 40%
3
Patents All Time

Issued Patents All Time

Showing 1–3 of 3 patents

Patent #TitleCo-InventorsDate
7015408 Switch unit capable of directly illuminating switch operating position Shuuji Teruyama 2006-03-21
6730869 Switch Shuji Teruyama, Nobutaka Imai 2004-05-04
5922259 Cord of twisted polybenzazole fibers Yukinari Okuyama, Kazuyuki Yabuki 1999-07-13