HO

Haruo Osafune

SE Seiko Epson: 5 patents #2,973 of 7,774Top 40%
SH Shimadzu: 3 patents #606 of 2,007Top 35%
AC Asahi Fiber Glass Co.: 1 patents #24 of 84Top 30%
Overall (All Time): #668,940 of 4,157,543Top 20%
8
Patents All Time

Issued Patents All Time

Showing 1–8 of 8 patents

Patent #TitleCo-InventorsDate
5576253 Oxynitride glass, method of preparing the same and glass fiber Satoshi Kitamura, Takashi Kawasaki 1996-11-19
5262469 Oxynitride glass fiber for composite products, and glass fiber-reinforced products Hiroyoshi Minakuchi 1993-11-16
5024902 Fiber-reinforced metal Katsuaki Suganuma, Hiroyuki Fujii, Hiroyoshi Minakuchi, Katsuhiko Kada, Kuniaki KANAMARU 1991-06-18
4786302 Method of preparing tubular silica glass Sadao Kanbe, Teiichiro Mori, Masahisa Ikejiri 1988-11-22
4680045 Method of preparing tubular silica glass Sadao Kanbe, Teiichiro Mori, Masahisa Ikejiri 1987-07-14
4680046 Method of preparing preforms for optical fibers Nobutaka Matsuo, Masanobu Motoki, Yoshitaka Itoh, Sadao Kanbe 1987-07-14
4680048 Method of preparing doped silica glass Masanobu Motoki, Nobutaka Matsuo, Sadao Kanbe, Yoshitaka Itoh 1987-07-14
4622056 Method of preparing silica glass Nobutaka Matsuo, Yoshitaka Itoh, Sadao Kanbe, Masanobu Motoki 1986-11-11