HF

Hirotoshi Fujisawa

SO Sony: 6 patents #6 of 1,124Top 1%
Overall (1994): #2,021 of 165,921Top 2%
6
Patents 1994

Issued Patents 1994

Showing 1–6 of 6 patents

Patent #TitleCo-InventorsDate
5367422 Disc cartridge having mistaken recording inhibiting mechanism Kenji Takahashi 1994-11-22
5363362 Apparatus for reproducing recorded data comprising interleaved clusters and cluster linking sectors Yasuaki Maeda, Ryo Ando, Hideo Obata, Hideki Nagashima, Tadao Yoshida +2 more 1994-11-08
5357498 Disc drive apparatus that positions an objective lens within a disc cartridge at the time when the disc is rotated Tadao Yoshida 1994-10-18
RE34710 Magneto-optical recording apparatus Takashi Ohmori, Ryo Ando 1994-08-30
5309421 Recording and/or reproducing apparatus for optical disk 1994-05-03
D343613 Shutter for an optical disc cartridge 1994-01-25