TO

Toshio Obara

Sumitomo Electric Industries: 10 patents #2,734 of 21,551Top 15%
HC Hodogaya Chemical Co.: 5 patents #65 of 359Top 20%
KT Kabushiki Kaisha Toshiba: 1 patents #13,537 of 21,451Top 65%
ND Ntt Docomo: 1 patents #1,030 of 1,706Top 65%
PA Panasonic: 1 patents #13,264 of 21,108Top 65%
Overall (All Time): #279,252 of 4,157,543Top 7%
17
Patents All Time

Issued Patents All Time

Showing 1–17 of 17 patents

Patent #TitleCo-InventorsDate
7280839 Wireless communication device having gain error correcting feature Takashi Miura, Hidenori Matsumoto 2007-10-09
7221963 Antenna selection diversity apparatus and reception method Yoshiharu Ishihara, Yasushi Iwata 2007-05-22
7171185 Direct conversion receiver and DC offset reducing method Hidenori Matsumoto 2007-01-30
7079817 Radio communication device that meets a plurality of frequency bands Takashi Miura, Hidenori Matsumoto 2006-07-18
6807237 Radio apparatus and transmission/reception method Manabu Yamaguchi 2004-10-19
6639471 Power amplifier circuit, control method for power amplifier circuit, and portable terminal apparatus for mobile communication Toru Matsuura, Hisashi Adachi, Makoto Sakakura, Hiroyuki Handa 2003-10-28
6526266 Transmission electric power control device and control method 2003-02-25
6463264 Wireless communication apparatus and transmission power control method in wireless communication apparatus 2002-10-08
6329875 Power amplifier, power control method for power amplifier, and communication equipment Kaoru Ishida, Hiroaki Kosugi, Naoki Komatsu 2001-12-11
6304749 Radio equipment and transmit power controlling method for the same 2001-10-16
5987309 Transceiver circuits for TDMA system with variable frequency second local oscillator Hisashi Adachi, Hiroaki Kosugi, Youichi Morinaga 1999-11-16
4977249 Metal of hydroxy-phenylaze and hydroxy-naphthylazo compounds as near-red absorbers Yuto Matsumoto, Hiroyoshi Yamaga, Noboru Akuzawa 1990-12-11
4943868 Handy image data filing apparatus Yoshio Yoshinaga, Wataru Shimizu 1990-07-24
4749796 Xanthene derivative and a production process of the same Hideyuki Sensui, Michihiro Gonda 1988-06-07
4594601 Fluoran compounds Mitsutoshi Anzai, Masahiko Yamaguchi, Michihiro Gonda, Mikiko Kanasugi 1986-06-10
4482905 Heat sensitive record material Kazuo Kaneko, Michihiro Gonda, Katsumasa Kickawa, Mikiko Kanasugi 1984-11-13
4364999 Heat sensitive record sheet Katsuichi Motohashi, Kazuo Kaneko, Masahiko Yamaguchi 1982-12-21