Hikasa; Kazuhiko

Patent Applications and Registrations

Patent applications and USPTO patent grants for Hikasa; Kazuhiko.The latest application filed is for "semiconductor integrated circuit and circuit operation method".

Company Profile

0.19.25

Hikasa; Kazuhiko - Tokyo JP
Hikasa; Kazuhiko - Hamura JP

*profile and listings may contain filings by different individuals or companies with the same name. Review application materials to confirm ownership/assignment.

Patent Activity

Patent	Date
Transmitter Grant 8,160,178 - Toyota , et al. April 17, 2	2012-04-17
Semiconductor Integrated Circuit And Circuit Operation Method App 20100056201 - AKAMINE; Yukinori ; et al.	2010-03-04
Transmitter App 20090225897 - Toyota; Kenji ; et al.	2009-09-10
Communication semiconductor integrated circuit device and wireless communication system Grant 7,463,091 - Toyota , et al. December 9, 2	2008-12-09
Transmitter and semiconductor integrated circuit for communication Grant 7,433,653 - Takano , et al. October 7, 2	2008-10-07
Apparatus for radio telecommunication system and method of building up output power Grant 7,366,481 - Okada , et al. April 29, 2	2008-04-29
Wireless communication system and communication semiconductor integrated circuit device Grant 7,356,092 - Takano , et al. April 8, 2	2008-04-08
High frequency semiconductor integrated circuit device, wireless electric unit and wireless communication system Grant 7,336,136 - Yahagi , et al. February 26, 2	2008-02-26
Communication semiconductor integrated circuit device and wireless communication system App 20080024227 - Toyota; Kenji ; et al.	2008-01-31
Method of ramping up output level of power amplifier of radio communication system, communication semiconductor integrated circuit, and radio communication system Grant 7,324,787 - Kurakami , et al. January 29, 2	2008-01-29
Communication semiconductor integrated circuit device and wireless communication system Grant 7,288,986 - Toyota , et al. October 30, 2	2007-10-30
Transmitter and semiconductor integrated circuit for communication App 20070249297 - Takano; Ryoichi ; et al.	2007-10-25
Apparatus for radio telecommunication system and method of building up output power App 20070238424 - Okada; Kazuhisa ; et al.	2007-10-11
Apparatus for radio telecommunication system and method of building up output power App 20070184797 - Okada; Kazuhisa ; et al.	2007-08-09
Wireless communication apparatus having a phase control loop shared by first and second modulation modes and an amplitude control loop Grant 7,248,842 - Takano , et al. July 24, 2	2007-07-24
Wireless communication receiver App 20070142012 - Akamine; Yukinori ; et al.	2007-06-21
Semiconductor integrated circuit device and wireless communication system Grant 7,233,206 - Murakami , et al. June 19, 2	2007-06-19
Semiconductor integrated circuit device and wireless communication system App 20070093225 - Murakami; Motoki ; et al.	2007-04-26
Apparatus for radio telecommunication system and method of building up output power Grant 7,209,717 - Okada , et al. April 24, 2	2007-04-24
Wireless communication receiver Grant 7,194,244 - Akamine , et al. March 20, 2	2007-03-20
High frequency semiconductor integrated circuit device, wireless electric unit and wireless communication system App 20070026834 - Yahagi; Koichi ; et al.	2007-02-01
Apparatus for mobile communication system App 20060293001 - Okada; Kazuhisa ; et al.	2006-12-28
Semiconductor integrated circuit device and wireless communication system App 20060293004 - Irie; Kiyoshi ; et al.	2006-12-28
High frequency semiconductor integrated circuit device, wireless electric unit and wireless communication system Grant 7,132,900 - Yahagi , et al. November 7, 2	2006-11-07
Semiconductor integrated circuit device and wireless communication system Grant 7,116,949 - Irie , et al. October 3, 2	2006-10-03
Transmitter and semiconductor integrated circuit for communication App 20060217081 - Takano; Ryoichi ; et al.	2006-09-28
Apparatus for mobile communication system which performs signal transmission by amplitude modulation and phase modulation Grant 7,110,730 - Okada , et al. September 19, 2	2006-09-19
Transmitter having a phase control loop whose frequency bandwidth is varied in accordance with modulation modes Grant 7,085,544 - Takano , et al. August 1, 2	2006-08-01
Variable gain amplifier for use in communications App 20050233714 - Kajiwara, Hisayoshi ; et al.	2005-10-20
Variable gain amplifier for use in communications Grant 6,930,549 - Kajiwara , et al. August 16, 2	2005-08-16
Method of ramping up output level of power amplifier of radio communication system, communication semiconductor integrated circuit, and radio communication system App 20050064828 - Kurakami, Noriyuki ; et al.	2005-03-24
High frequency semiconductor integrated circuit device, wireless electric unit and wireless communication system App 20050040896 - Yahagi, Koichi ; et al.	2005-02-24
Wireless communication system and communication semiconductor integrated circuit device App 20040219893 - Takano, Ryoichi ; et al.	2004-11-04
Communication semiconductor integrated circuit device and wireless communication system App 20040203553 - Toyota, Kenji ; et al.	2004-10-14
Apparatus for mobile communication system App 20040198273 - Okada, Kazuhisa ; et al.	2004-10-07
Communication semiconductor integrated circuit device and wireless communication system Grant 6,750,719 - Toyota , et al. June 15, 2	2004-06-15
Semiconductor integrated circuit device and wireless communication system App 20040092236 - Irie, Kiyoshi ; et al.	2004-05-13
Variable gain amplifier for use in communications App 20040061554 - Kajiwara, Hisayoshi ; et al.	2004-04-01
Semiconductor integrated circuit device and wireless communication system App 20030228852 - Murakami, Motoki ; et al.	2003-12-11
Transmitter and semiconductor integrated circuit for communication App 20030224740 - Takano, Ryoichi ; et al.	2003-12-04
Apparatus for radio telecommunication system and method of building up output power App 20030224743 - Okada, Kazuhisa ; et al.	2003-12-04
Communication semiconductor integrated circuit device and wireless communication system App 20030141932 - Toyota, Kenji ; et al.	2003-07-31
Wireless communication receiver App 20030064696 - Akamine, Yukinori ; et al.	2003-04-03
Optical recording/reproducing apparatus having laser diode driver capable of a linear operation responsive to an input signal representative of a laser beam power varying depending on a magneto-optical disk-laser beam spot relative speed Grant 5,859,862 - Hikasa , et al. January 12, 1	1999-01-12

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