NK

Nobuyuki Kaku

HI Hitachi: 58 patents #182 of 28,497Top 1%
MA Maxell: 20 patents #26 of 437Top 6%
HM Hitachi Maxell: 10 patents #74 of 1,211Top 7%
HS Hitachi Video And Information Systems: 3 patents #39 of 269Top 15%
HI Hitachi Video Engineering, Incorporated: 2 patents #34 of 181Top 20%
HC Hitachi Consumer Electronics Co.: 2 patents #119 of 447Top 30%
FA Fipa Frohwitter Intellectual Property Ag: 1 patents #5 of 18Top 30%
HE Hitachi Video Eng.: 1 patents #2 of 36Top 6%
Overall (All Time): #21,315 of 4,157,543Top 1%
82
Patents All Time

Issued Patents All Time

Showing 76–82 of 82 patents

Patent #TitleCo-InventorsDate
4899235 Magnetic tape loading mechanism and method Kiyoshi Kano, Atsuo Osawa, Shinya Fujimori, Yoshihiro Fukagawa 1990-02-06
4862300 Tape guide moving mechanism for magnetic record reproducing apparatus Kenji Ogiro, Atsuo Osawa, Takashi Sasaki, Kouhei Takita 1989-08-29
4837646 Tape guide apparatus for helically wound tape Kyuichiro Nagai, Kenji Ogiro 1989-06-06
4814910 Small sized magnetic recording and reproducing apparatus with improved rotating magnetic head Kenmei Masuda, Isamu Tsubono 1989-03-21
4780783 Locking device for a cover of magnetic tape cartridge Atsuo Osawa, Kenji Ogiro, Shinichi Goto 1988-10-25
4725910 Rotary magnetic head assembly Atsuo Osawa, Masanori Kochi, Hitoshi Takizawa 1988-02-16
4583137 Signal-recording/reproducing apparatus Kenji Ogiro, Kyuichiro Nagai, Morio Umemura 1986-04-15