GH

Genichi Hatakoshi

KT Kabushiki Kaisha Toshiba: 51 patents #329 of 21,451Top 2%
NC Nissin Kogyo Co.: 3 patents #69 of 334Top 25%
HA Hitachi Astemo: 1 patents #649 of 1,276Top 55%
Honda Motor Co.: 1 patents #12,035 of 21,052Top 60%
Overall (All Time): #45,861 of 4,157,543Top 2%
55
Patents All Time

Issued Patents All Time

Showing 51–55 of 55 patents

Patent #TitleCo-InventorsDate
5058120 Visible light emitting semiconductor laser with inverse mesa-shaped groove section Koichi Nitta, Yukio Watanabe, Yukie Nishikawa, Masaki Okajima 1991-10-15
5036521 Semiconductor laser device Kazuhiko Itaya, Shigeya Naritsuka, Masayuki Ishikawa, Hajime OKUDA, Hideo Shiozawa +4 more 1991-07-30
5023880 Semiconductor laser device Mariko Suzuki, Kazuhiko Itaya, Masayuki Ishikawa, Yukio Watanabe 1991-06-11
4987096 Manufacturing method of semiconductor laser with non-absorbing mirror structure Masayuki Ishikawa, Hajime OKUDA, Hideo Shiozawa, Kazuhiko Itaya, Yukio Watanabe +1 more 1991-01-22
4893313 Semiconductor laser device which has a double-hetero structure having an optimal layer thickness Kazuhiko Itaya, Shigeya Naritsuka, Masayuki Ishikawa, Hajime OKUDA, Hideo Shiozawa +4 more 1990-01-09