HT

Hideharu Tokiwa

KC Kokusai Denshin Denwa Co.: 7 patents #52 of 382Top 15%
Overall (All Time): #768,483 of 4,157,543Top 20%
7
Patents All Time

Issued Patents All Time

Showing 1–7 of 7 patents

Patent #TitleCo-InventorsDate
4925475 Method and apparatus for manufacturing preform for fluoride glass fiber Yoshinori Mimura, Yukio Noda, Naoki Norimatsu, Osamu Shinbori 1990-05-15
4810054 Fusion splicing method for optical fibers Osamu Shinbori, Yoshinori Mimura, Tetsuya Nakai 1989-03-07
4729777 Method and apparatus for manufacturing preform for fluoride glass fiber Yoshinori Mimura, Osamu Shinbori, Tetsuya Nakai 1988-03-08
4720162 Device for switching from one light source to another Kiyofumi Mochizuki, Hiroharu Wakabayashi, Yoshihori Namihira 1988-01-19
4674835 Fluoride glass optical fiber Yoshinori Mimura, Osamu Shinbori, Tetsuya Nakai 1987-06-23
4597786 Purifying process of fluoride glass Tetsuya Nakai, Yoshinori Mimura, Osamu Shinbori 1986-07-01
4320968 Fault location system in an optical fiber transmission system Hiroharu Wakabayashi 1982-03-23