Kawai; Kunihiro
Patent Applications and Registrations
Patent applications and USPTO patent grants for Kawai; Kunihiro.The latest application filed is for "wireless circuit and frequency pair determination method".
Company Profile
0.24.20
- Kawai; Kunihiro - Tokyo JP
- Kawai; Kunihiro - Yokohama N/A JP
- Kawai; Kunihiro - Kanagawa JP
- KAWAI; Kunihiro - Yokohama-shi JP
Patent Activity
| Patent | Date |
|---|---|
| Wireless circuit and frequency pair determination method Grant 9,356,644 - Okazaki , et al. May 31, 2 | 2016-05-31 |
| Front-end circuit and impedance adjustment method Grant 9,337,990 - Narahashi , et al. May 10, 2 | 2016-05-10 |
| Wireless Circuit And Frequency Pair Determination Method App 20140349592 - Okazaki; Hiroshi ; et al. | 2014-11-27 |
| Front-end Circuit And Impedance Adjustment Method App 20140321312 - Narahashi; Shoichi ; et al. | 2014-10-30 |
| Variable resonator and variable filter Grant 8,773,223 - Kawai , et al. July 8, 2 | 2014-07-08 |
| Multirole circuit element capable of operating as variable resonator or transmission line and variable filter incorporating the same Grant 8,760,244 - Kawai , et al. June 24, 2 | 2014-06-24 |
| Multimode frontend circuit Grant 8,648,666 - Kawai , et al. February 11, 2 | 2014-02-11 |
| Variable resonator, variable bandwidth filter, and electric circuit device Grant 8,581,677 - Kawai , et al. November 12, 2 | 2013-11-12 |
| Variable resonator, tunable bandwidth filter, and electric circuit device Grant 8,564,384 - Kawai , et al. October 22, 2 | 2013-10-22 |
| Variable Resonator, Tunable Bandwidth Filter, And Electric Circuit Device App 20130057363 - KAWAI; Kunihiro ; et al. | 2013-03-07 |
| Variable Resonator, Variable Bandwidth Filter, And Electric Circuit Device App 20130002374 - KAWAI; Kunihiro ; et al. | 2013-01-03 |
| Variable resonator, tunable filter, and electric circuit device Grant 8,330,562 - Kawai , et al. December 11, 2 | 2012-12-11 |
| Variable resonator, tunable bandwidth filter, and electric circuit device Grant 8,324,988 - Kawai , et al. December 4, 2 | 2012-12-04 |
| Variable resonator, variable bandwidth filter, and electric circuit device Grant 8,294,537 - Kawai , et al. October 23, 2 | 2012-10-23 |
| Variable Resonator, Tunable Filter, And Electric Circuit Device App 20120098616 - KAWAI; Kunihiro ; et al. | 2012-04-26 |
| Duplexer and transceiver Grant 8,138,852 - Kawai , et al. March 20, 2 | 2012-03-20 |
| Multimode Frontend Circuit App 20120049985 - Kawai; Kunihiro ; et al. | 2012-03-01 |
| Signal selecting device Grant 8,125,302 - Kawai , et al. February 28, 2 | 2012-02-28 |
| Variable resonator, tunable filter, and electric circuit device Grant 8,106,727 - Kawai , et al. January 31, 2 | 2012-01-31 |
| Multirole Circuit Element Capable Of Operating As Variable Resonator Or Transmission Line And Variable Filter Incorporating The Same App 20110215886 - KAWAI; Kunihiro ; et al. | 2011-09-08 |
| Variable Resonator And Variable Filter App 20110115574 - KAWAI; Kunihiro ; et al. | 2011-05-19 |
| Variable resonator Grant 7,825,754 - Kawai , et al. November 2, 2 | 2010-11-02 |
| Signal switching device Grant 7,774,034 - Kawai , et al. August 10, 2 | 2010-08-10 |
| Resonator Grant 7,583,168 - Kawai , et al. September 1, 2 | 2009-09-01 |
| Tunable filter Grant 7,573,356 - Kawai , et al. August 11, 2 | 2009-08-11 |
| Duplexer And Transceiver App 20090121803 - KAWAI; Kunihiro ; et al. | 2009-05-14 |
| Signal Selecting Device App 20090066443 - KAWAI; Kunihiro ; et al. | 2009-03-12 |
| Variable Resonator, Tunable Bandwidth Filter, And Electric Circuit Device App 20080204169 - KAWAI; Kunihiro ; et al. | 2008-08-28 |
| Variable Resonator, Tunable Filter, And Electric Circuit Device App 20080204168 - Kawai; Kunihiro ; et al. | 2008-08-28 |
| Variable Resonator, Variable Bandwidth Filter, And Electric Circuit Device App 20080061909 - KAWAI; Kunihiro ; et al. | 2008-03-13 |
| Signal switching device Grant 7,307,045 - Kawai , et al. December 11, 2 | 2007-12-11 |
| Variable resonator and variable phase shifter Grant 7,292,124 - Kawai , et al. November 6, 2 | 2007-11-06 |
| Signal Switching Device App 20070230450 - Kawai; Kunihiro ; et al. | 2007-10-04 |
| Tunable Filter App 20070200651 - Kawai; Kunihiro ; et al. | 2007-08-30 |
| Variable Resonator App 20070103261 - Kawai; Kunihiro ; et al. | 2007-05-10 |
| Resonator App 20060087388 - Kawai; Kunihiro ; et al. | 2006-04-27 |
| High-sensitivity wireless receiving device and high-frequency unit used therefor Grant 6,963,758 - Narahashi , et al. November 8, 2 | 2005-11-08 |
| Variable resonator and variable phase shifter App 20050190018 - Kawai, Kunihiro ; et al. | 2005-09-01 |
| Signal switching device App 20040097379 - Kawai, Kunihiro ; et al. | 2004-05-20 |
| High-sensitivity wireless receiving device and high-frequency unit used therefor App 20020173343 - Narahashi, Shoichi ; et al. | 2002-11-21 |
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