YY

Yasufumi Yumde

HI Hitachi: 6 patents #6,582 of 28,497Top 25%
Overall (All Time): #766,949 of 4,157,543Top 20%
7
Patents All Time

Issued Patents All Time

Showing 1–7 of 7 patents

Patent #TitleCo-InventorsDate
5189564 Magnetic recording/reproducing method and apparatus Nobutaka Amada, Takaharu Noguchi, Hiroyuki Kimura, Masaharu Kobayashi, Takao Arai +1 more 1993-02-23
4937686 Method and apparatus for PCM recording and reproducing an audio signal having an asynchronous relation between the sampling frequency for the audio signal and the rotation frequency of a rotary head scanner Takao Arai, Masaharu Kobayashi, Nobutaka Amada, Hiroaki Takahashi 1990-06-26
4843493 Rotary head type magnetic recording and reproducing apparatus and method of producing tracking control signals therefor Takashi Furuhata, Fujio Okamura, Takaharu Noguchi, Toshifumi Shibuya, Katsuo Mohri +2 more 1989-06-27
4743977 VTR having magnetic-head array capable of recording/reproducing signals of a plurality of recording systems Atsushi Yoshioka, Kuniaki Miura, Kazunori Kotani, Michio Masuda, Takao Aria 1988-05-10
4670796 Rotary head type PCM recorder Masaharu Kobayashi, Takaharu Noguchi, Takao Arai, Michio Masuda 1987-06-02
4292652 Method of receiving a video signal Takashi Furuhata 1981-09-29
4210927 Method for transmitting a color video signal on a narrow-band transmission line Takashi Furuhata 1980-07-01