TK

Toshio Koyama

SO Sony: 2 patents #161 of 1,361Top 15%
FI Fujifilm Business Innovation: 2 patents #61 of 309Top 20%
Overall (1997): #5,470 of 185,788Top 3%
4
Patents 1997

Issued Patents 1997

Showing 1–4 of 4 patents

Patent #TitleCo-InventorsDate
5699115 Electronic viewfinder having means for turning off a display device Hiroshi Hiraki, Yoshihiro Ono, Katsuhiko Ueno, Satoshi Kimura 1997-12-16
5689172 Charging battery system for video camera Hiroyuki Arakawa 1997-11-18
5606350 Ink jet recording apparatus operative to provide quality printing on hydrophilic and hydrophobic recording media 1997-02-25
5596355 Color ink jet recording apparatus capable of high-quality printing of black portions Masami Furuya, Toyohiro Takahashi 1997-01-21