SW

Shin-ichi Wakumura

Pioneer Electronic: 5 patents #387 of 1,840Top 25%
HI Hitachi: 4 patents #8,942 of 28,497Top 35%
Overall (All Time): #1,058,432 of 4,157,543Top 30%
5
Patents All Time

Issued Patents All Time

Showing 1–5 of 5 patents

Patent #TitleCo-InventorsDate
5182678 PCM signal reproducing/recording apparatus Yuuji Hatanaka, Hiroo Okamoto, Takao Arai, Ichiro Miyake, Shunichiro Sakamoto 1993-01-26
5084788 PCM signal reproducing/recording apparatus Yuuji Hatanaka, Hiroo Okamoto, Takao Arai, Ichiro Miyake, Shunichiro Sakamoto 1992-01-28
4943964 PCM signal reproducing device Yuji Hatanaka, Hiroo Okamoto, Ichiro Miyake, Shunichiro Sakamoto 1990-07-24
4897653 Data outputting circuit Ichiro Miyake, Hiroo Okamoto, Yuuji Hatanaka 1990-01-30
4864433 Magnetic recording and reproducing device 1989-09-05