YM

Yuuichi Michikawa

HI Hitachi: 1 patents #17,742 of 28,497Top 65%
HD Hitachi Denshi: 1 patents #119 of 275Top 45%
Overall (All Time): #3,975,786 of 4,157,543Top 100%
1
Patents All Time

Issued Patents All Time

Showing 1–1 of 1 patents

Patent #TitleCo-InventorsDate
4670797 Method of magnetically recording coded digital video signals and an apparatus therefor Masuo Umenoto, Seiichi Mita, Morishi Izumita, Morito Rokuda, Hitoshi Katayama +1 more 1987-06-02