KK

Koji Kashihara

Sumitomo Electric Industries: 3 patents #7,735 of 21,551Top 40%
HI Hitachi: 1 patents #17,742 of 28,497Top 65%
Overall (All Time): #1,619,514 of 4,157,543Top 40%
3
Patents All Time

Issued Patents All Time

Showing 1–3 of 3 patents

Patent #TitleCo-InventorsDate
6497516 Guide pin for optical fiber connectors and optical fiber connector plug Hiroyasu Toyooka, Atsushi Takai, Atsushi Miura 2002-12-24
6123463 Optical fiber connector with non-PC-coupling Yutaka Kotohda, Hiroyasu Toyooka 2000-09-26
4950048 Optical connector ferrule Toshiaki Kakii, Yasuo Asano, Shuzo Suzuki, Kazuhito Saito, Takeo Komiya 1990-08-21