Iwasa; Mikio
Patent Applications and Registrations
Patent applications and USPTO patent grants for Iwasa; Mikio.The latest application filed is for "speaker device".
- Iwasa; Mikio - Osaka N/A JP
- Iwasa; Mikio - Katano JP
- Iwasa, Mikio - Katano City JP
| Patent | Date |
|---|---|
| Speaker device Grant 8,428,293 - Fujise , et al. April 23, 2 | 2013-04-23 |
| Speaker Device App 20100158282 - Fujise; Akiko ; et al. | 2010-06-24 |
| Loudspeaker Grant 7,447,328 - Takewa , et al. November 4, 2 | 2008-11-04 |
| Surrounding structure of a loudspeaker Grant 7,054,459 - Kuze , et al. May 30, 2 | 2006-05-30 |
| Speaker Grant 6,973,194 - Iwasa , et al. December 6, 2 | 2005-12-06 |
| Loudspeaker App 20050041830 - Takewa, Hiroyuki ; et al. | 2005-02-24 |
| Speaker App 20040146174 - Iwasa, Mikio ; et al. | 2004-07-29 |
| Loud speaker, diaphragm and process for making the diaphragm Grant 6,757,404 - Takewa , et al. June 29, 2 | 2004-06-29 |
| Piezoelectric loudspeaker Grant 6,747,395 - Satoh , et al. June 8, 2 | 2004-06-08 |
| Speaker Grant 6,714,655 - Iwasa , et al. March 30, 2 | 2004-03-30 |
| Surrounding structure of a loudspeaker App 20030231784 - Kuze, Mitsukazu ; et al. | 2003-12-18 |
| Loudspeaker damper and loudspeaker Grant 6,655,495 - Kuze , et al. December 2, 2 | 2003-12-02 |
| Loudspeaker damper and loudspeaker App 20030079936 - Kuze, Mitsukazu ; et al. | 2003-05-01 |
| Speaker App 20020172392 - Iwasa, Mikio ; et al. | 2002-11-21 |
| Loud speaker, diaphragm and process for making the diaphragm App 20020061117 - Takewa, Hiroyuki ; et al. | 2002-05-23 |
| Speaker Grant 6,305,491 - Iwasa , et al. October 23, 2 | 2001-10-23 |
| Speaker App 20010011615 - IWASA, MIKIO ; et al. | 2001-08-09 |
| Loudspeaker Grant 6,069,965 - Takewa , et al. May 30, 2 | 2000-05-30 |
| Speaker Grant 5,862,242 - Takewa , et al. January 19, 1 | 1999-01-19 |
| Directional loudspeaker system Grant 4,823,908 - Tanaka , et al. April 25, 1 | 1989-04-25 |
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