due to rotation of flat or substantially flat electrodes

Patents Grantslast 30 patents

  • Information Patent Grant

    Very low frequency impedance tuner

    • Patent number 11,716,068
    • Issue date Aug 1, 2023
    • Christos Tsironis
    • H01 - BASIC ELECTRIC ELEMENTS
  • Information Patent Grant

    Variable capacitors for high accuracy tuning

    • Patent number 9,647,629
    • Issue date May 9, 2017
    • Christos Tsironis
    • H03 - BASIC ELECTRONIC CIRCUITRY
  • Information Patent Grant

    Variable rotating capacitor for synchrocyclotron

    • Patent number 9,355,784
    • Issue date May 31, 2016
    • Ion Beam Applications, S.A.
    • Michel Abs
    • H05 - ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
  • Information Patent Grant

    Rotary capacitor

    • Patent number 9,007,740
    • Issue date Apr 14, 2015
    • Sumitomo Heavy Industries, Ltd.
    • Yutaka Touchi
    • H05 - ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
  • Information Patent Grant

    Mechanically controlled variable capacitors for impedance tuners

    • Patent number 8,912,861
    • Issue date Dec 16, 2014
    • Christos Tsironis
    • H03 - BASIC ELECTRONIC CIRCUITRY
  • Information Patent Grant

    Vacuum capacitor

    • Patent number 8,755,166
    • Issue date Jun 17, 2014
    • Meidensha Corporation
    • Eiichi Takahashi
    • H01 - BASIC ELECTRIC ELEMENTS
  • Information Patent Grant

    Vacuum capacitor

    • Patent number 8,749,946
    • Issue date Jun 10, 2014
    • Meidensha Corporation
    • Eiichi Takahashi
    • H01 - BASIC ELECTRIC ELEMENTS
  • Information Patent Grant

    Vacuum capacitor

    • Patent number 8,749,947
    • Issue date Jun 10, 2014
    • Meidensha Corporation
    • Eiichi Takahashi
    • H01 - BASIC ELECTRIC ELEMENTS
  • Information Patent Grant

    Drive system for variable vacuum capacitor

    • Patent number 8,248,751
    • Issue date Aug 21, 2012
    • Comet AG
    • Manuel Jaggi
    • H01 - BASIC ELECTRIC ELEMENTS
  • Information Patent Grant

    Movable micro-device

    • Patent number 8,031,459
    • Issue date Oct 4, 2011
    • Fujitsu Limited
    • Xiaoyu Mi
    • H03 - BASIC ELECTRONIC CIRCUITRY
  • Information Patent Grant

    MEMS tunable capacitor based on angular vertical comb drives

    • Patent number 7,085,122
    • Issue date Aug 1, 2006
    • The Regents of the University of California
    • Ming C. Wu
    • B81 - MICRO-STRUCTURAL TECHNOLOGY
  • Information Patent Grant

    Variable capacitor

    • Patent number 6,975,498
    • Issue date Dec 13, 2005
    • Murata Manufacturing Co., Ltd.
    • Wataru Kato
    • H01 - BASIC ELECTRIC ELEMENTS
  • Information Patent Grant

    Grinding method, electronic component, and variable capacitor

    • Patent number 6,659,845
    • Issue date Dec 9, 2003
    • Murata Manufacturing Co., Ltd.
    • Hiromichi Takeda
    • B24 - GRINDING POLISHING
  • Information Patent Grant

    Method of producing stator of variable capacitor

    • Patent number 6,625,858
    • Issue date Sep 30, 2003
    • Murata Manufacturing Co., Ltd.
    • Hiroyuki Kishishita
    • H01 - BASIC ELECTRIC ELEMENTS
  • Information Patent Grant

    Trimmer capacitor

    • Patent number 6,501,637
    • Issue date Dec 31, 2002
    • Murata Manufacturing Co., Ltd.
    • Masanori Oshima
    • H01 - BASIC ELECTRIC ELEMENTS
  • Information Patent Grant

    Variable capacitor

    • Patent number 6,498,712
    • Issue date Dec 24, 2002
    • Voltronics Corporation
    • David Ditlya
    • H01 - BASIC ELECTRIC ELEMENTS
  • Information Patent Grant

    Variable capacitor

    • Patent number 6,353,527
    • Issue date Mar 5, 2002
    • Murata Manufacturing Co., Ltd.
    • Motohiro Kinoshita
    • H01 - BASIC ELECTRIC ELEMENTS
  • Information Patent Grant

    Variable capacitor

    • Patent number 6,226,168
    • Issue date May 1, 2001
    • Murata Manufacturing Co., Ltd.
    • Yasunobu Shibata
    • H01 - BASIC ELECTRIC ELEMENTS
  • Information Patent Grant

    Variable capacitor

    • Patent number 6,147,855
    • Issue date Nov 14, 2000
    • Applied Materials, Inc.
    • William N. Taylor
    • H01 - BASIC ELECTRIC ELEMENTS
  • Information Patent Grant

    Variable capacitor

    • Patent number 6,134,097
    • Issue date Oct 17, 2000
    • Murata Manufacturing Co., Ltd.
    • Yasunobu Shibata
    • H01 - BASIC ELECTRIC ELEMENTS
  • Information Patent Grant

    Method of manufacturing metal rotor for trimmer capacitor

    • Patent number 5,979,031
    • Issue date Nov 9, 1999
    • Murata Manufacturing Co., Ltd.
    • Kunio Ito
    • H01 - BASIC ELECTRIC ELEMENTS
  • Information Patent Grant

    Electrostatically operated micromechanical capacitor

    • Patent number 5,696,662
    • Issue date Dec 9, 1997
    • Honeywell Inc.
    • Paul E. Bauhahn
    • H01 - BASIC ELECTRIC ELEMENTS
  • Information Patent Grant

    Capacitance type rotation angle sensor

    • Patent number 5,657,006
    • Issue date Aug 12, 1997
    • Murata Manufacturing Co., Ltd.
    • Motohiro Kinoshita
    • G01 - MEASURING TESTING
  • Information Patent Grant

    Variable capacitor and method

    • Patent number 5,557,495
    • Issue date Sep 17, 1996
    • Harris Corporation
    • Donald K. Belcher
    • H01 - BASIC ELECTRIC ELEMENTS
  • Information Patent Grant

    Variable capacitor

    • Patent number 5,461,535
    • Issue date Oct 24, 1995
    • Murata Mfg. Co., Ltd.
    • Hiroyuki Kishishita
    • H01 - BASIC ELECTRIC ELEMENTS
  • Information Patent Grant

    Trimmer capacitor

    • Patent number 5,229,912
    • Issue date Jul 20, 1993
    • Murata Manufacturing Co., Ltd.
    • Hiroyuki Kishishita
    • H01 - BASIC ELECTRIC ELEMENTS
  • Information Patent Grant

    Capacitive angle sensor improvement

    • Patent number 5,023,749
    • Issue date Jun 11, 1991
    • The United States of America as represented by the Secretary of the Army
    • Alexis Hubert
    • G01 - MEASURING TESTING
  • Information Patent Grant

    Variable capacitor and method of making same

    • Patent number 4,953,057
    • Issue date Aug 28, 1990
    • James L. Davidian
    • H01 - BASIC ELECTRIC ELEMENTS
  • Information Patent Grant

    Variable electronic component

    • Patent number 4,876,627
    • Issue date Oct 24, 1989
    • Voltronics Corporation
    • Martin A. Mittler
    • H01 - BASIC ELECTRIC ELEMENTS
  • Information Patent Grant

    Rotary shaft holding mechanism for a rotary variable element

    • Patent number 4,649,761
    • Issue date Mar 17, 1987
    • Alps Electric Co., Ltd.
    • Keisuke Ishikawa
    • F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...

Patents Applicationslast 30 patents

  • Information Patent Application

    Variable Rotating Capacitor for Synchrocyclotron

    • Publication number 20140103839
    • Publication date Apr 17, 2014
    • ION BEAM APPLICATIONS, S.A.
    • Michel Abs
    • H01 - BASIC ELECTRIC ELEMENTS
  • Information Patent Application

    ROTARY CAPACITOR

    • Publication number 20130194713
    • Publication date Aug 1, 2013
    • Sumitomo Heavy Industries, Ltd.
    • Yutaka TOUCHI
    • H01 - BASIC ELECTRIC ELEMENTS
  • Information Patent Application

    VACUUM CAPACITOR

    • Publication number 20130038978
    • Publication date Feb 14, 2013
    • MEIDENSHA CORPORATION
    • Eiichi Takahashi
    • H01 - BASIC ELECTRIC ELEMENTS
  • Information Patent Application

    VACUUM CAPACITOR

    • Publication number 20110235231
    • Publication date Sep 29, 2011
    • MEIDENSHA CORPORATION
    • Eiichi Takahashi
    • H01 - BASIC ELECTRIC ELEMENTS
  • Information Patent Application

    VACUUM CAPACITOR

    • Publication number 20110228441
    • Publication date Sep 22, 2011
    • MEIDENSHA CORPORATION
    • Eiichi Takahashi
    • H01 - BASIC ELECTRIC ELEMENTS
  • Information Patent Application

    DRIVE SYSTEM FOR VARIABLE VACUUM CAPACITOR

    • Publication number 20100202094
    • Publication date Aug 12, 2010
    • COMET AG
    • Manuel Jaggi
    • H01 - BASIC ELECTRIC ELEMENTS
  • Information Patent Application

    Movable micro-device

    • Publication number 20080218933
    • Publication date Sep 11, 2008
    • FUJITSU LIMITED
    • Xiaoyu Mi
    • H03 - BASIC ELECTRONIC CIRCUITRY
  • Information Patent Application

    MEMS tunable capacitor based on angular vertical comb drives

    • Publication number 20050013087
    • Publication date Jan 20, 2005
    • The Regents of the University of California.
    • Ming C. Wu
    • B81 - MICRO-STRUCTURAL TECHNOLOGY
  • Information Patent Application

    Variable capacitor

    • Publication number 20040257746
    • Publication date Dec 23, 2004
    • Murata Manufacturing Co., Ltd.
    • Wataru Kato
    • H01 - BASIC ELECTRIC ELEMENTS
  • Information Patent Application

    Grinding method, electronic component, and variable capacitor

    • Publication number 20010041510
    • Publication date Nov 15, 2001
    • Hiromichi Takeda
    • B24 - GRINDING POLISHING
  • Information Patent Application

    Trimmer capacitor

    • Publication number 20010033472
    • Publication date Oct 25, 2001
    • Masanori Oshima
    • H01 - BASIC ELECTRIC ELEMENTS
  • Information Patent Application

    Variable capacitor

    • Publication number 20010024350
    • Publication date Sep 27, 2001
    • Motohiro Kinoshita
    • H01 - BASIC ELECTRIC ELEMENTS
  • Information Patent Application

    Method of producing stator of variable capacitor and variable capac...

    • Publication number 20010018789
    • Publication date Sep 6, 2001
    • Hiroyuki Kishishita
    • H01 - BASIC ELECTRIC ELEMENTS