MI

Masazumi Ishikawa

NC Noritsu Koki Co.: 22 patents #2 of 289Top 1%
Nissan Motor Co.: 7 patents #1,071 of 8,689Top 15%
MI Mitsuba: 4 patents #91 of 618Top 15%
CL Central Glass Company, Limited: 2 patents #334 of 968Top 35%
UJ Unisia Jecs: 2 patents #148 of 395Top 40%
HI Hitachi: 1 patents #17,742 of 28,497Top 65%
RJ Research Development Corporation Of Japan: 1 patents #170 of 402Top 45%
NC Noritsu Kenkyu Center Co.: 1 patents #6 of 23Top 30%
📍 Kiryu City, JP: #3 of 360 inventorsTop 1%
Overall (All Time): #82,678 of 4,157,543Top 2%
39
Patents All Time

Issued Patents All Time

Showing 26–39 of 39 patents

Patent #TitleCo-InventorsDate
5617171 Photographic processing method Toru Tanibata 1997-04-01
5452050 Image printer Toru Tanibata 1995-09-19
5447827 Photographic processing method Toru Tanibata 1995-09-05
5448335 Photographic processing apparatus Toru Tanibata 1995-09-05
5436694 Film sheet Toru Tanibata 1995-07-25
5434643 Image printer having projection exposure means Toru Tanibata 1995-07-18
5367160 Method for forming and denaturing particles Hiroaki Misawa, Noboru Kitamura 1994-11-22
5099356 Electrochromic device with an electrolyte comprising a lithium salt and a sodium salt Yasuhiko Ohsawa, Katsunori Aoki, Takeshi Miyamoto, Hiroshi Inaba, Kiyoshi Nakase 1992-03-24
4983957 Electrochromic display device capable of display in plural colors Yasuhiko Osawa, Hiroshi Inaba, Kiyoshi Nakase, Yukitoshi Yanagida 1991-01-08
4832467 Electrochromic variable color tone nonglaring mirror Harutoshi Miyagi 1989-05-23
4796041 Film feed unit for use in automatic film developing machine Mitsuji Kawashima 1989-01-03
4786715 Electrochromic polymer comprising N,N'-diphenyl-N,N'-diphenylene-phenylene diamine units Yasuhiko Ohsawa, Mikio Kawai, Takao Kase, Teruko Yoshimoto 1988-11-22
4741603 Electrochromic nonglaring mirror Harutoshi Miyagi, Yasuyuki Murofushi 1988-05-03
4565860 Polymer of triphenylamine Yasuyuki Murofushi, Mikio Kawai 1986-01-21