AT

Akitsu Takeda

NP Nippon Telegraph And Telephone Public: 3 patents #61 of 842Top 8%
OL Origin Electric Company, Limited: 1 patents #42 of 128Top 35%
Overall (All Time): #1,681,214 of 4,157,543Top 45%
3
Patents All Time

Issued Patents All Time

Showing 1–3 of 3 patents

Patent #TitleCo-InventorsDate
4434224 Method of pattern formation Akira Yoshikawa, Osamu Ochi, Tomoko Hisaki, Yoshihiko Mizushima 1984-02-28
4350541 Doping from a photoresist layer Yoshihiko Mizushima, Akira Yoshikawa, Osamu Ochi, Tomoko Hisaki 1982-09-21
4341954 Photo-electric converting apparatus Yoshihiko Mizushima, Kazumi Komiya, Masahiro Sakaue, Toshio Ogino, Hideo Itoh +1 more 1982-07-27