Waku; Toshihiko
Patent Applications and Registrations
Patent applications and USPTO patent grants for Waku; Toshihiko.The latest application filed is for "scrambling system for audio frequency signals".
- Waku; Toshihiko - Tokyo JP
- Waku; Toshihiko - Yokohama JA
| Patent | Date |
|---|---|
| Scrambling system for audio frequency signals Grant 4,600,941 - Sakamoto , et al. July 15, 1 | 1986-07-15 |
| Speech-recognition method and apparatus for recognizing phonemes in a voice signal Grant 4,592,085 - Watari , et al. May 27, 1 | 1986-05-27 |
| Printed circuit with inductively coupled printed coil elements and a printed element forming a mutual inductance therewith Grant 4,063,201 - Komatsubara , et al. December 13, 1 | 1977-12-13 |
| Temperature compensated variable frequency crystal oscillator Grant 3,995,233 - Waku November 30, 1 | 1976-11-30 |
| Variable band pass filter circuit Grant 3,956,719 - Waku , et al. May 11, 1 | 1976-05-11 |
| Gain Control Circuit Grant 3,764,931 - Waku , et al. October 9, 1 | 1973-10-09 |
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