KM

Kenmei Masuda

HI Hitachi: 4 patents #68 of 2,942Top 3%
HM Hitachi Maxell: 2 patents #5 of 84Top 6%
Overall (1997): #7,274 of 185,788Top 4%
4
Patents 1997

Issued Patents 1997

Showing 1–4 of 4 patents

Patent #TitleCo-InventorsDate
5687047 Magnetic tape cartridge having triple lid assembly Hikaru Mizutani, Mikihisa Inoue, Hidekazu Takeda 1997-11-11
5617391 Optical recording and reproducing system Seiji Ono, Katsuo Konishi, Hiroyuki Nagatomo 1997-04-01
5608585 Magnetic recording and reproducing apparatus with repositioning stop mode Kenji Ogiro, Hidefumi Goto, Sadao Hirose, Satoshi Fujino, Shinya Fujimori +1 more 1997-03-04
5602695 Cassette loading mechanism for recording and playback apparatus Tatsumi Nishijima, Hidekazu Takeda, Hikaru Mizutani, Yoshimi Maehara 1997-02-11