loadpatents
name:-0.024755001068115
name:-0.026636838912964
name:-0.00058794021606445
Ikoma; Heiji Patent Filings

Ikoma; Heiji

Patent Applications and Registrations

Patent applications and USPTO patent grants for Ikoma; Heiji.The latest application filed is for "voltage-controlled oscillator and pll circuit in which same is used".

Company Profile
0.23.23
  • Ikoma; Heiji - Yokohama JP
  • IKOMA; Heiji - Yokohama-shi JP
  • IKOMA; Heiji - Nara JP
  • Ikoma; Heiji - Ikoma-gun JP
  • Ikoma; Heiji - Osaka 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
PatentDate
Voltage-controlled oscillator and PLL circuit in which same is used
Grant 11,206,028 - Bando , et al. December 21, 2
2021-12-21
Voltage-controlled Oscillator And Pll Circuit In Which Same Is Used
App 20210281266 - Bando; Yoji ;   et al.
2021-09-09
Differential Switch Drive Circuit And Current Steering Digital-to-analog Converter
App 20140104088 - NAGASAWA; Toshinobu ;   et al.
2014-04-17
Filter circuit, semiconductor integrated circuit, communication apparatus, semiconductor device, and system
Grant 8,564,362 - Tokumaru , et al. October 22, 2
2013-10-22
Switch device and layout design method for switch device
Grant 8,476,973 - Ikoma July 2, 2
2013-07-02
Filter Circuit, Semiconductor Integrated Circuit, Communication Apparatus, Semiconductor Device, And System
App 20130148758 - TOKUMARU; Michiko ;   et al.
2013-06-13
Filter circuit, transmission filter circuit, semiconductor integrated circuit, communication apparatus, and timing adjustment method for filter circuit
Grant 8,395,442 - Tokumaru , et al. March 12, 2
2013-03-12
Switch Device And Layout Design Method For Switch Device
App 20120292718 - IKOMA; Heiji
2012-11-22
Current switch circuit and D/A converter, semiconductor integrated circuit, and communication device using the same
Grant 8,217,817 - Ogawa , et al. July 10, 2
2012-07-10
Filter Circuit, Transmission Filter Circuit, Semiconductor Integrated Circuit, Communication Apparatus, And Timing Adjustment Method For Filter Circuit
App 20120007668 - TOKUMARU; Michiko ;   et al.
2012-01-12
D/A converter, differential switch, semiconductor integrated circuit, video apparatus, and communication apparatus
Grant 8,081,099 - Ikoma , et al. December 20, 2
2011-12-20
D/A converter and semiconductor integrated circuit including the same
Grant 7,982,644 - Ikoma July 19, 2
2011-07-19
Differential switch, D/A converter, semiconductor integrated circuit and communication apparatus
Grant 7,973,687 - Ikoma July 5, 2
2011-07-05
Rapid recovery circuit
Grant 7,924,188 - Tokumaru , et al. April 12, 2
2011-04-12
Current steering DAC
Grant 7,924,199 - Tokumaru , et al. April 12, 2
2011-04-12
Multiple Signal Switching Circuit, Current Switching Cell Circuit, Latch Circuit, Current Steering Type Dac, Semiconductor Integrated Circuit, Video Device, And Communication Device
App 20110037511 - TOKUMARU; Michiko ;   et al.
2011-02-17
Differential Switch, D/a Converter, Semiconductor Integrated Circuit And Communication Apparatus
App 20110012769 - Ikoma; Heiji
2011-01-20
D/a Converter And Semiconductor Integrated Circuit Including The Same
App 20110012770 - IKOMA; Heiji
2011-01-20
Current Switch Circuit And D/a Converter, Semiconductor Integrated Circuit, And Communication Device Using The Same
App 20100315276 - OGAWA; Tomohiro ;   et al.
2010-12-16
D/A converter and semiconductor integrated circuit including the same
Grant 7,825,843 - Ikoma November 2, 2
2010-11-02
Current Steering Dac
App 20100253562 - TOKUMARU; Michiko ;   et al.
2010-10-07
Current switch circuit and D/A converter, semiconductor integrated circuit, and communication device using the same
Grant 7,796,073 - Ogawa , et al. September 14, 2
2010-09-14
Current steering DAC
Grant 7,764,211 - Tokumaru , et al. July 27, 2
2010-07-27
D/a Converter, Differential Switch, Semiconductor Integrated Circuit, Video Apparatus, And Communication Apparatus
App 20100182180 - Ikoma; Heiji ;   et al.
2010-07-22
Current steering DAC
Grant 7,701,373 - Tokumaru , et al. April 20, 2
2010-04-20
Rapid Recovery Circuit
App 20100007536 - Tokumaru; Michiko ;   et al.
2010-01-14
D/A converter and semiconductor integrated circuit including the same
App 20090309775 - Ikoma; Heiji
2009-12-17
Analog video signal generation circuit, analog composite video signal generation method, analog signal synthesizing circuit, analog signal synthesizing method, semiconductor integrated circuit, and video equipment
App 20090208179 - Ikoma; Heiji
2009-08-20
Current Steering Dac
App 20090184855 - Tokumaru; Michiko ;   et al.
2009-07-23
Current Switch Circuit And D/a Converter, Semiconductor Integrated Circuit, And Communication Device Using The Same
App 20090174587 - Ogawa; Tomohiro ;   et al.
2009-07-09
Current Steering Dac
App 20090045993 - Tokumaru; Michiko ;   et al.
2009-02-19
Voltage reference circuit with reduced power consumption
Grant 7,042,278 - Ikoma , et al. May 9, 2
2006-05-09
D/A converter
Grant 7,019,676 - Ikoma , et al. March 28, 2
2006-03-28
D/A converter
App 20050001752 - Ikoma, Heiji ;   et al.
2005-01-06
Semiconductor integrated circuit
App 20040245979 - Ikoma, Heiji ;   et al.
2004-12-09
Level shifting circuit
Grant 6,791,391 - Nishimura , et al. September 14, 2
2004-09-14
A/D converter, method of A/D conversion, and signal processing device
Grant 6,734,817 - Naka , et al. May 11, 2
2004-05-11
A/D converter, method of A/D conversion, and signal processing device
App 20030128145 - Naka, Junichi ;   et al.
2003-07-10
Level shifting circuit
App 20030011418 - Nishimura, Hidetoshi ;   et al.
2003-01-16
Current Steering Type D/a Converter
App 20020186156 - Inagaki, Yoshitsugu ;   et al.
2002-12-12
Dispersion-type electroluminescence element
Grant 6,479,930 - Tanabe , et al. November 12, 2
2002-11-12
Supply voltage detection circuit
App 20010030558 - Ikoma, Heiji ;   et al.
2001-10-18
Electroluminescent lighting element, manufacturing method of the same, and an illuminated switch unit using the same
Grant 6,010,742 - Tanabe , et al. January 4, 2
2000-01-04
Electroluminescent light element having a transparent electrode formed by a paste material which provides uniform illumination
Grant 5,844,362 - Tanabe , et al. December 1, 1
1998-12-01

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