OKAMURA; Jun-ichi
Patent Applications and Registrations
Patent applications and USPTO patent grants for OKAMURA; Jun-ichi.The latest application filed is for "speaker device and speaker unit".
Company Profile
5.24.25
- OKAMURA; Jun-ichi - Tokyo JP
- Okamura; Jun-ichi - Kawasaki JP
- Okamura; Jun-ichi - Kawasaki-shi JP
- Okamura; Jun-ichi - South Burlington VT
- Okamura; Jun-ichi - Yokohama JP
Patent Activity
| Patent | Date |
|---|---|
| Speaker Device And Speaker Unit App 20210368249 - OKAMURA; Jun-ichi ; et al. | 2021-11-25 |
| Speaker driving device Grant 11,057,706 - Yasuda , et al. July 6, 2 | 2021-07-06 |
| Speaker Driving Device App 20200336834 - YASUDA; Akira ; et al. | 2020-10-22 |
| Speaker Driving Device And Non-transitory Computer-readable Storage Medium App 20200296512 - YASUDA; Akira ; et al. | 2020-09-17 |
| Speaker driving device Grant 10,687,141 - Yasuda , et al. | 2020-06-16 |
| Speaker Driving Device, Speaker Device And Computer-readable Storage Medium App 20190058947 - YASUDA; Akira ; et al. | 2019-02-21 |
| Speaker Driving Device App 20190058946 - YASUDA; Akira ; et al. | 2019-02-21 |
| Speaker control device and speaker control method Grant 9,973,850 - Yasuda , et al. May 15, 2 | 2018-05-15 |
| Digital acoustic system Grant 9,793,868 - Yasuda , et al. October 17, 2 | 2017-10-17 |
| Selection device Grant 9,735,796 - Yasuda , et al. August 15, 2 | 2017-08-15 |
| Digital speaker driving apparatus Grant 9,693,136 - Okamura , et al. June 27, 2 | 2017-06-27 |
| Drive circuit Grant 9,641,931 - Yasuda , et al. May 2, 2 | 2017-05-02 |
| Speaker control device Grant 9,628,928 - Yasuda , et al. April 18, 2 | 2017-04-18 |
| Acoustic playback system Grant 9,544,691 - Yasuda , et al. January 10, 2 | 2017-01-10 |
| Converter Grant 9,362,943 - Yasuda , et al. June 7, 2 | 2016-06-07 |
| Speaker Control Device And Speaker Control Method App 20160142819 - Yasuda; Akira ; et al. | 2016-05-19 |
| Speaker Control Device App 20160127833 - YASUDA; Akira ; et al. | 2016-05-05 |
| Selection device Grant 9,300,310 - Yasuda , et al. March 29, 2 | 2016-03-29 |
| Inverter for a driving a motor Grant 9,287,809 - Yasuda , et al. March 15, 2 | 2016-03-15 |
| Digital Speaker Driving Apparatus App 20160044402 - OKAMURA; Jun-ichi ; et al. | 2016-02-11 |
| Selection Device App 20160036459 - YASUDA; Akira ; et al. | 2016-02-04 |
| Digital speaker driving apparatus Grant 9,226,053 - Okamura , et al. December 29, 2 | 2015-12-29 |
| Acoustic playback system Grant 9,219,960 - Yasuda , et al. December 22, 2 | 2015-12-22 |
| Acoustic Playback System App 20150310024 - Yasuda; Akira ; et al. | 2015-10-29 |
| Converter App 20150236713 - YASUDA; Akira ; et al. | 2015-08-20 |
| Conversion device Grant 8,933,833 - Yasuda , et al. January 13, 2 | 2015-01-13 |
| Drive Circuit App 20140169577 - YASUDA; Akira ; et al. | 2014-06-19 |
| Inverter For A Driving A Motor App 20140028227 - YASUDA; Akira ; et al. | 2014-01-30 |
| Conversion Device App 20130093607 - YASUDA; Akira ; et al. | 2013-04-18 |
| Digital Speaker Driving Apparatus App 20130058497 - OKAMURA; Jun-ichi ; et al. | 2013-03-07 |
| Digital speaker driving apparatus Grant 8,306,244 - Okamura , et al. November 6, 2 | 2012-11-06 |
| Selection Device App 20120057727 - YASUDA; Akira ; et al. | 2012-03-08 |
| Acoustic playback system App 20110160883 - Yasuda; Akira ; et al. | 2011-06-30 |
| Digital speaker driving apparatus App 20100239101 - Okamura; Jun-ichi ; et al. | 2010-09-23 |
| Transmitter circuit, receiver circuit, clock data recovery phase locked loop circuit, data transfer method and data transfer system Grant 7,535,957 - Ozawa , et al. May 19, 2 | 2009-05-19 |
| Differential Drive Circuit and Electronic Apparatus Incorporating the Same App 20080246511 - Miura; Satoshi ; et al. | 2008-10-09 |
| Differential circuit and receiver with same Grant 7,339,421 - Okamura March 4, 2 | 2008-03-04 |
| Isophase Multiphase Clock Signal Generation Circuit and Serial Digital Data Receiving Circuit Using the Same App 20070223638 - Okamura; Jun-ichi | 2007-09-27 |
| Semiconductor integrated circuit for realizing coding circuit Grant 7,095,895 - Okamura , et al. August 22, 2 | 2006-08-22 |
| Differential circuit and receiver with same App 20060139085 - Okamura; Jun-Ichi | 2006-06-29 |
| Receiving apparatus App 20060120496 - Okamura; Jun-ichi | 2006-06-08 |
| Transmitter circuit, receiver circuit, clock data recovery phase locked loop circuit, data transfer method and data transfer system App 20050286643 - Ozawa, Seiichi ; et al. | 2005-12-29 |
| Encoder for transmitting digital image App 20030184454 - Okamura, Jun-ichi ; et al. | 2003-10-02 |
| Semiconductor memory device Grant 6,452,824 - Okamura September 17, 2 | 2002-09-17 |
| Data line connections with twisting scheme technical field Grant 6,249,451 - Okamura June 19, 2 | 2001-06-19 |
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