KAWAKAMI; Hiroto
Patent Applications and Registrations
Patent applications and USPTO patent grants for KAWAKAMI; Hiroto.The latest application filed is for "synchronous detection apparatus, synchronous detection method, and program".
- KAWAKAMI; Hiroto - Musashino-shi Tokyo
- Kawakami; Hiroto - Tokyo JP
- Kawakami; Hiroto - Yokosuka JP
- KAWAKAMI; Hiroto - Yokosuka-shi JP
- Kawakami; Hiroto - Kanagawa-ken JP
- Kawakami; Hiroto - Yokohama JP
| Patent | Date |
|---|---|
| Synchronous Detection Apparatus, Synchronous Detection Method, And Program App 20220263645 - KAWAKAMI; Hiroto ; et al. | 2022-08-18 |
| Automatic bias control circuit Grant 11,397,363 - Kawakami , et al. July 26, 2 | 2022-07-26 |
| Optical Transmitter and Method for Controller Optical Transmitter App 20220116116 - Yamanaka; Shogo ; et al. | 2022-04-14 |
| Automatic Bias Control Circuit App 20220043320 - KAWAKAMI; Hiroto ; et al. | 2022-02-10 |
| Optical modulator Grant 11,194,219 - Kawakami , et al. December 7, 2 | 2021-12-07 |
| Optical transmitter Grant 11,159,242 - Kawakami , et al. October 26, 2 | 2021-10-26 |
| Optical Transmitter App 20210194594 - KAWAKAMI; Hiroto ; et al. | 2021-06-24 |
| Optical Modulator App 20210096440 - KAWAKAMI; Hiroto ; et al. | 2021-04-01 |
| Bias control circuit and bias control method Grant 10,823,989 - Kawakami , et al. November 3, 2 | 2020-11-03 |
| Bias Control Circuit And Bias Control Method App 20200133035 - KAWAKAMI; Hiroto ; et al. | 2020-04-30 |
| Optical transmission system, optical transmission apparatus, and optical reception apparatus Grant 10,536,238 - Shibahara , et al. Ja | 2020-01-14 |
| Optical transmitter and bias voltage control method Grant 10,313,015 - Kawakami , et al. | 2019-06-04 |
| Optical modulator driver circuit and optical transmitter Grant 10,243,664 - Nagatani , et al. | 2019-03-26 |
| Optical Transmission System, Optical Transmission Apparatus, And Optical Reception Apparatus App 20180375607 - SHIBAHARA; Kohki ; et al. | 2018-12-27 |
| Optical Transmitter And Bias Voltage Control Method App 20180323878 - KAWAKAMI; Hiroto ; et al. | 2018-11-08 |
| Light modulation device and light modulation method Grant 10,090,921 - Yoneyama , et al. October 2, 2 | 2018-10-02 |
| Light Modulation Device And Light Modulation Method App 20170117961 - YONEYAMA; Mikio ; et al. | 2017-04-27 |
| Optical Modulator Driver Circuit and Optical Transmitter App 20160087727 - Nagatani; Munehiko ; et al. | 2016-03-24 |
| Optical modulation device and bias voltage control method Grant 9,116,368 - Kawakami , et al. August 25, 2 | 2015-08-25 |
| Optical signal transmitter, and bias voltage control method Grant 9,020,361 - Kawakami , et al. April 28, 2 | 2015-04-28 |
| Optical Modulation Device And Bias Voltage Control Method App 20140153077 - Kawakami; Hiroto ; et al. | 2014-06-05 |
| Optical Signal Transmitter, And Bias Voltage Control Method App 20120155865 - Kawakami; Hiroto ; et al. | 2012-06-21 |
| Optical receiver using Mach-Zehnder interferometer Grant 7,995,930 - Yoneyama , et al. August 9, 2 | 2011-08-09 |
| Optical Receiver Using Mach-zehnder Interferometer App 20090097867 - Yoneyama; Mikio ; et al. | 2009-04-16 |
| Optical fiber communication system using remote pumping Grant 7,379,236 - Masuda , et al. May 27, 2 | 2008-05-27 |
| Optical fiber communication system using remote pumping App 20070003286 - Masuda; Hiroji ; et al. | 2007-01-04 |
| Optical transmission system with group velocity dispersion compensation Grant 6,263,139 - Kawakami , et al. July 17, 2 | 2001-07-17 |
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