HT

Hiroyuki Takazawa

HI Hitachi: 6 patents #6,582 of 28,497Top 25%
RT Renesas Technology: 4 patents #758 of 3,337Top 25%
RE Renesas Electronics: 3 patents #1,322 of 4,529Top 30%
HC Hitachi Ulsi Systems Co.: 2 patents #419 of 867Top 50%
HE Hitachi Vlsi Engineering: 1 patents #390 of 666Top 60%
HB Hgst Netherlands, B.V.: 1 patents #510 of 972Top 55%
MC Murata Manufacturing Co.: 1 patents #3,462 of 5,295Top 70%
Overall (All Time): #324,625 of 4,157,543Top 8%
15
Patents All Time

Issued Patents All Time

Showing 1–15 of 15 patents

Patent #TitleCo-InventorsDate
8537505 Magnetoresistive effect head having a free layer and a magnetic domain control layer that applies a magnetic field more strongly in an upper part of the free layer Masato Shiimoto, Kan Yasui, Nobuo Yoshida 2013-09-17
8385847 Switching element, antenna switch circuit and radio frequency module using the same Takashi Ogawa, Shinichiro Takatani, Shigeki Koya, Shinya Osakabe, Akishige Nakajima +1 more 2013-02-26
8169008 Semiconductor device Masao Yamane, Atsushi Kurokawa, Shinya Osakabe, Eigo Tange, Yasushi Shigeno 2012-05-01
7899412 Switching element, antenna switch circuit and radio frequency module using the same Takashi Ogawa, Shinichiro Takatani, Shigeki Koya, Shinya Osakabe, Akishige Nakajima +1 more 2011-03-01
7838914 Semiconductor device Masao Yamane, Atsushi Kurokawa, Shinya Osakabe, Eigo Tange, Yasushi Shigeno 2010-11-23
7783265 Switching element, antenna switch circuit and radio frequency module using the same Takashi Ogawa, Shinichiro Takatani, Shigeki Koya, Shinya Osakabe, Akishige Nakajima +1 more 2010-08-24
7768066 Semiconductor device and electrical circuit device using thereof Hidekatsu Onose 2010-08-03
7307298 Semiconductor device Masao Yamane, Atsushi Kurokawa, Shinya Osakabe, Eigo Tange, Yasushi Shigeno 2007-12-11
6787817 Compound semiconductor having a doped layer between the gate and an ohmic contact of an active region Shinichiro Takatani, Masao Yamane, Masayoshi Kobayashi 2004-09-07
6724020 Semiconductor device and power amplifier using the same Tohru Oka, Isao Ohbu, Yoshinori Imamura 2004-04-20
6576937 Semiconductor device and power amplifier using the same Tohru Oka, Isao Ohbu, Yoshinori Imamura 2003-06-10
6528378 Semiconductor device Koji Hirata 2003-03-04
6392258 High speed heterojunction bipolar transistor, and RF power amplifier and mobile communication system using the same Koji Hirata 2002-05-21
5739559 Compound semiconductor integrated circuit with a particular high resistance layer Osamu Kagaya 1998-04-14
5523593 Compound semiconductor integrated circuit and optical regenerative repeater using the same Osamu Kagaya, Yoshinori Imamura, Junji Shigeta, Yukihiro Kawata, Hiroto Oda 1996-06-04