Takayasu; Tetsufumi
Patent Applications and Registrations
Patent applications and USPTO patent grants for Takayasu; Tetsufumi.The latest application filed is for "amplifier".
- Takayasu; Tetsufumi - Tokyo JP
- Takayasu; Tetsufumi - Chofu JP
| Patent | Date |
|---|---|
| Amplifier Grant 6,411,515 - Sakamoto , et al. June 25, 2 | 2002-06-25 |
| Amplifier App 20020036892 - Sakamoto, Yuzuru ; et al. | 2002-03-28 |
| Battery charger for portable wireless phone Grant D402,957 - Kuwayama , et al. December 22, 1 | 1998-12-22 |
| Holder for portable wireless car telephone Grant D392,646 - Takayasu , et al. March 24, 1 | 1998-03-24 |
| Portable wireless telephone Grant D388,431 - Takayasu , et al. December 30, 1 | 1997-12-30 |
| Portable radio telephone Grant D310,366 - Akaike , et al. September 4, 1 | 1990-09-04 |
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