TA

Takao Arai

HI Hitachi: 100 patents #32 of 28,497Top 1%
NE Nec: 7 patents #2,006 of 14,502Top 15%
Pioneer Electronic: 7 patents #244 of 1,840Top 15%
TK Toshiba Kikai: 6 patents #73 of 713Top 15%
NT Ntn: 3 patents #452 of 1,364Top 35%
NE Nec Electronics: 3 patents #234 of 1,789Top 15%
Sumitomo Electric Industries: 2 patents #9,741 of 21,551Top 50%
KT Kabushiki Kaisha Toshiba: 2 patents #9,982 of 21,451Top 50%
UN Unknown: 2 patents #12,644 of 83,584Top 20%
MC Medical & Biological Laboratories Co.: 2 patents #16 of 96Top 20%
NC Nippon Hodo Co.: 2 patents #5 of 36Top 15%
SO Sony: 1 patents #17,262 of 25,231Top 70%
EI Echo Incorporated: 1 patents #24 of 51Top 50%
FA Fipa Frohwitter Intellectual Property Ag: 1 patents #5 of 18Top 30%
KL Kirin Beverage Company, Limited: 1 patents #7 of 17Top 45%
MI Mitsuba: 1 patents #291 of 618Top 50%
ML Mitsubishi Paper Mills Limited: 1 patents #256 of 458Top 60%
MI Mitsui-Cyanamid: 1 patents #8 of 19Top 45%
RE Renesas Electronics: 1 patents #2,739 of 4,529Top 65%
SI Seiko I Infotech: 1 patents #12 of 34Top 40%
Samsung: 1 patents #49,284 of 75,807Top 70%
AN Anritsu: 1 patents #314 of 633Top 50%
📍 Somalomo, CM: #2 of 1,329 inventorsTop 1%
Overall (All Time): #7,387 of 4,157,543Top 1%
138
Patents All Time

Issued Patents All Time

Showing 126–138 of 138 patents

Patent #TitleCo-InventorsDate
4539605 PCM Tape recording and reproducing apparatus having a dropout-immune data recording format Takashi Hoshino, Keizo Nishimura 1985-09-03
4539615 Azimuthal magnetic recording and reproducing apparatus Shigeru Yamazaki, Yasunori Kanazawa, Takaharu Noguchi 1985-09-03
4509236 Boring machines Seiichiro Morita, Akihiko Yuasa 1985-04-09
4497055 Data error concealing method and apparatus Takashi Hoshino 1985-01-29
4492997 Reproducing and amplifying circuit for magnetoresistive head Takaharu Noguchi 1985-01-08
4491880 Magnetic recording and/or reproducing apparatus Noboru Kojima, Yoshizumi Watatani, Takashi Hoshino, Toshifumi Shibuya 1985-01-01
4420775 Circuit and method for protecting a horizontal synchronous signal Shigeru Yamazaki, Masaharu Kobayashi, Takashi Hoshino, Chitoshi Hibino, Harukuni Kobari 1983-12-13
4393419 Synchronizing signal detection protective circuit Takashi Hoshino, Masaharu Kobayashi 1983-07-12
4367499 Tape searching device in PCM recording and reproducing apparatus Takashi Hoshino 1983-01-04
4309726 Muting circuit in a PCM recording and reproducing apparatus Hiromichi Tanaka, Takashi Hoshino 1982-01-05
4282551 PCM Recording and reproducing apparatus Yasunori Kanazawa, Norio Yokozawa, Wasao Takasugi 1981-08-04
4238770 Vertical synchronizing signal detector circuit Masaharu Kobayashi, Takashi Hoshino, Hiroyuki Kimura, Keizo Nishimura 1980-12-09
4218659 Amplifier circuit for a hall-effect head 1980-08-19