KS

Katsumi Sera

HI Hitachi: 2 patents #13,388 of 28,497Top 50%
HE Hitachi Micro Computer Engineering: 1 patents #131 of 393Top 35%
HE Hitachi Microcomputer Eng.: 1 patents #7 of 42Top 20%
HE Hitachi Video Eng.: 1 patents #2 of 36Top 6%
📍 Hitachinaka, JP: #1,336 of 2,447 inventorsTop 55%
Overall (All Time): #2,336,252 of 4,157,543Top 60%
2
Patents All Time

Issued Patents All Time

Showing 1–2 of 2 patents

Patent #TitleCo-InventorsDate
4737864 Still picture recording system with noise detection and frame counting during shift from reproduction of picture in motion to reproduction of still picture including an intermediate slow motion mode Masataka Sekiya, Hideo Nishijima, Kaneyuki Okamoto, Isao Fukushima, Fumiaki Fujii +1 more 1988-04-12
4494056 Motor driving circuit Hideo Nishijima, Isao Fukushima, Yasunori Kobori 1985-01-15