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Yasufumi Yunde

HI Hitachi: 3 patents #10,712 of 28,497Top 40%
Overall (All Time): #1,670,525 of 4,157,543Top 45%
3
Patents All Time

Issued Patents All Time

Showing 1–3 of 3 patents

Patent #TitleCo-InventorsDate
4825299 Magnetic recording/reproducing apparatus utilizing phase comparator Yoshinori Okada, Shigemitsu Higuchi, Hiroaki Takahashi, Takashi Furuhata 1989-04-25
4758903 Apparatus for recording and reproducing video signal and digital signal other than video signal Takaharu Noguchi, Hiroyuki Kimura, Masaharu Kobayashi, Takao Arai, Nobutaka Amada +1 more 1988-07-19
4647960 Vertical contour emphasis de-emphasis circuit Kuniaki Miura, Kazunori Kotani, Isao Fukushima, Kenji Kano 1987-03-03