Yamaguchi; Kouichiro
Patent Applications and Registrations
Patent applications and USPTO patent grants for Yamaguchi; Kouichiro.The latest application filed is for "tone signal circuit and wireless receiver".
- Yamaguchi; Kouichiro - Osaka JP
- YAMAGUCHI; Kouichiro - Osaka-shi JP
- Yamaguchi; Kouichiro - Tokyo JP
| Patent | Date |
|---|---|
| Tone signal circuit and wireless receiver Grant 8,731,112 - Yamaguchi May 20, 2 | 2014-05-20 |
| Level conversion circuit Grant 8,334,710 - Yamaguchi December 18, 2 | 2012-12-18 |
| Phase locked loop circuit with variable voltage sources Grant 8,305,155 - Yamaguchi November 6, 2 | 2012-11-06 |
| Charge pump circuit and PLL circuit using the same Grant 8,188,777 - Yamaguchi May 29, 2 | 2012-05-29 |
| Tone Signal Circuit And Wireless Receiver App 20120093264 - YAMAGUCHI; Kouichiro | 2012-04-19 |
| Level Conversion Circuit App 20110204921 - Yamaguchi; Kouichiro | 2011-08-25 |
| Charge Pump Circuit And Pll Circuit Using The Same App 20110050302 - Yamaguchi; Kouichiro | 2011-03-03 |
| Low noise amplifier Grant 7,843,272 - Yamaguchi November 30, 2 | 2010-11-30 |
| Phase Locked Loop Circuit App 20100253438 - Yamaguchi; Kouichiro | 2010-10-07 |
| Differential amplifier Grant 7,737,783 - Yamaguchi June 15, 2 | 2010-06-15 |
| Low Noise Amplifier App 20100052784 - Yamaguchi; Kouichiro | 2010-03-04 |
| Low noise amplifier and differential amplifier Grant 7,633,344 - Yamaguchi December 15, 2 | 2009-12-15 |
| Differential Amplifier App 20090195312 - Yamaguchi; Kouichiro | 2009-08-06 |
| Low Noise Amplifier And Differential Amplifier App 20090108937 - Yamaguchi; Kouichiro | 2009-04-30 |
| Variable gain amplifier and differential amplifier Grant 7,501,891 - Yamaguchi March 10, 2 | 2009-03-10 |
| Variable gain amplifier and differential amplifier Grant 7,339,432 - Yamaguchi March 4, 2 | 2008-03-04 |
| Variable gain amplifier and differential amplifier App 20070279131 - Yamaguchi; Kouichiro | 2007-12-06 |
| Variable gain amplifier and differential amplifier App 20070159251 - Yamaguchi; Kouichiro | 2007-07-12 |
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