IF

Isao Fukushima

HI Hitachi: 35 patents #681 of 28,497Top 3%
HE Hitachi Micro Computer Engineering: 5 patents #10 of 393Top 3%
HI Hitachi Video Engineering, Incorporated: 4 patents #1 of 181Top 1%
CE Compact Engineering: 1 patents #9 of 37Top 25%
HE Hitachi Microcomputer Eng.: 1 patents #7 of 42Top 20%
HE Hitachi Video Eng.: 1 patents #2 of 36Top 6%
📍 Hitachinaka, JP: #108 of 2,447 inventorsTop 5%
Overall (All Time): #95,197 of 4,157,543Top 3%
36
Patents All Time

Issued Patents All Time

Showing 26–36 of 36 patents

Patent #TitleCo-InventorsDate
4482926 Method and apparatus for magnetic recording and reproducing Hideo Nishijima, Masao Hibi 1984-11-13
4460953 Signal voltage dividing circuit Kazuyoshi Kuwahara, Hideo Nishijima, Yasunori Kobori, Keiichi Itoigawa 1984-07-17
4358797 Electronic editing control apparatus for a video tape recorder Hideo Nishijima, Hajime Yokota 1982-11-09
4338554 Automatic gain control apparatus for a motor servo system Hideo Nishijima, Kenji Satoh, Tunehiko Teshima 1982-07-06
4307326 Drive system for a motor Yoshinori Okada, Hideo Nishijima 1981-12-22
4256975 Limiter circuit for removing nose from demodulated signals Hiroyuki Kimura, Hideo Nishijima 1981-03-17
4214299 Frequency-voltage converter Harushige Nakagaki, Syunji Iwasaki 1980-07-22
4198541 Signal holding circuit 1980-04-15
4198602 Limiter circuit for limiting pulsive noises Hideo Nishijima, Hiroyuki Kimura 1980-04-15
4197505 Limiter circuit Hideo Nishijima, Hiroyuki Kimura 1980-04-08
4190836 Dynamic drive circuit for light-emitting diodes Hiroyuki Kimura, Shin-ichi Ohashi, Yoshinori Masuda 1980-02-26