Sakai; Tadao
Patent Applications and Registrations
Patent applications and USPTO patent grants for Sakai; Tadao.The latest application filed is for "key-touch value control device of electronic key-type musical instrument".
- Sakai; Tadao - Hamamatsu JP
- Sakai; Tadao - Minami-ashigara JP
- Sakai; Tadao - Sakai-shi Osaka JA
| Patent | Date |
|---|---|
| Key-touch value control device of electronic key-type musical instrument Grant 4,633,750 - Sakai January 6, 1 | 1987-01-06 |
| Process for forming an optical soundtrack Grant 4,208,210 - Sakai , et al. June 17, 1 | 1980-06-17 |
| Method of increasing the viscosity of photographic coating solutions Grant 4,166,050 - Miyazako , et al. August 28, 1 | 1979-08-28 |
| Color photograhic material having a bleach inhibitor therein defining a sound track Grant 3,964,905 - Hirose , et al. June 22, 1 | 1976-06-22 |
| Tone Oscillator For An Electronic Musical Instrument Grant 3,639,853 - Sakai February 1, 1 | 1972-02-01 |
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