AA

Akihiro Asada

HI Hitachi: 26 patents #1,179 of 28,497Top 5%
IA Intersil Americas: 9 patents #54 of 468Top 15%
Kubota: 9 patents #214 of 2,059Top 15%
HS Hitachi-Lg Data Storage: 7 patents #35 of 294Top 15%
NP Nippon Telegraph And Telephone Public: 1 patents #297 of 842Top 40%
Overall (All Time): #67,946 of 4,157,543Top 2%
44
Patents All Time

Issued Patents All Time

Showing 26–44 of 44 patents

Patent #TitleCo-InventorsDate
6687208 Laser drive integrated circuit and optical disk apparatus using the same Hideo Ohnuki, Masaaki Kurebayashi, Yasuhito Tanaka, Toshimitsu Kaku, Takashi Hoshino +1 more 2004-02-03
6674702 Laser drive integrated circuit and optical disk apparatus using the same Hideo Ohnuki, Masaaki Kurebayashi, Yasuhito Tanaka, Toshimitsu Kaku, Takashi Hoshino +1 more 2004-01-06
6654328 Information recording/reproducing apparatus with laser driver Toshimitsu Kaku, Takashi Hoshino 2003-11-25
6636472 Laser drive unit and information recording/reproducing apparatus Masaaki Kurebayashi, Toshimitsu Kaku, Hideo Oonuki, Takashi Hoshino, Hidehiko Kandou 2003-10-21
6552987 Optical disk apparatus wherein recording clock signal is stopped being supplied to semiconductor laser drive circuit on optical pickup during reproduction operation Toshimitsu Kaku, Takashi Hoshino, Masaaki Kurebayashi 2003-04-22
6487154 Laser drive unit and information recording/reproducing apparatus Masaaki Kurebayashi, Toshimitsu Kaku, Hideo Oonuki, Takashi Hoshino, Hidehiko Kandou 2002-11-26
6483791 Laser drive integrated circuit and optical disk apparatus using the same Hideo Ohnuki, Masaaki Kurebayashi, Yasuhito Tanaka, Toshimitsu Kaku, Takashi Hoshino +1 more 2002-11-19
6442118 Information recording and reproducing apparatus having semiconductor laser drive circuitry in its pickup Takashi Hoshino, Toshimitsu Kaku, Takehiko Sekine 2002-08-27
6414932 Information recording/reproducing apparatus with laser driver Toshimitsu Kaku, Takashi Hoshino 2002-07-02
6318530 Pressure control apparatus and method for controlling a hydraulic clutch device 2001-11-20
6241066 Working vehicle Hironobu KUBOTA 2001-06-05
5651289 Drive transmission system for working vehicle Akio Inamori, Kazushige Komori, Shigeo Sakamoto, Hironobu KUBOTA 1997-07-29
4794209 Position coordinate determining apparatus Hideaki Idei 1988-12-27
4435832 Speech synthesizer having speech time stretch and compression functions Kazuhiro Umemura, Tadashi Saito, Tohru Sampei 1984-03-06
4401971 Alarm device for a vehicle including priority control for plural alarm conditions Tadashi Saito, Tohru Sampei, Yoshihiro Ohta, Syunji Iwasaki, Shigemitsu Higuchi +2 more 1983-08-30
4390747 Speech analyzer Tohru Sampei, Yoshihiro Ohta, Syunji Iwasaki 1983-06-28
4349699 Speech synthesizer Kazuo Nakata, Kazuhiro Umemura, Hirokazu Sato, Kenya Murakami, Kiyoshi Into 1982-09-14
4302833 Automatic record size detector Hiromichi Tanaka, Osamu Imamura 1981-11-24
4256980 Electronic switchover circuit Hiromichi Tanaka, Kaname Ohta 1981-03-17