Ishigaki; Yoshio
Patent Applications and Registrations
Patent applications and USPTO patent grants for Ishigaki; Yoshio.The latest application filed is for "liquid ejection apparatus".
- Ishigaki; Yoshio - Yao JP
- Ishigaki; Yoshio - Tokyo JP
- Ishigaki; Yoshio - Shinagawa-ku Tokyo JP
| Patent | Date |
|---|---|
| Liquid ejection apparatus Grant 4,850,536 - Teranishi , et al. July 25, 1 | 1989-07-25 |
| Apparatus for displaying scrolling images Grant 4,694,406 - Shibui , et al. September 15, 1 | 1987-09-15 |
| Adjustable loop and dipole antenna Grant 4,570,165 - Tsurumaru , et al. February 11, 1 | 1986-02-11 |
| Loop antenna apparatus with variable directivity Grant 4,358,769 - Tada , et al. November 9, 1 | 1982-11-09 |
| Voltage regulator using saturable transformer Grant 4,339,792 - Yasumura , et al. July 13, 1 | 1982-07-13 |
| Remote control apparatus Grant 4,322,855 - Mogi , et al. March 30, 1 | 1982-03-30 |
| Muting circuit for a television receiver Grant 4,280,139 - Mogi , et al. July 21, 1 | 1981-07-21 |
| Color television receiver Grant 4,101,928 - Sato , et al. July 18, 1 | 1978-07-18 |
| Current controlled emitter coupled multivibrator Grant 4,083,019 - Hamada , et al. April 4, 1 | 1978-04-04 |
| Undesired signal canceller Grant 4,081,837 - Tada , et al. March 28, 1 | 1978-03-28 |
| Signal amplifying circuit Grant 4,021,749 - Ishigaki , et al. May 3, 1 | 1977-05-03 |
| Apparatus for recording and/or reproducing color video signals Grant 4,012,771 - Ishigaki , et al. March 15, 1 | 1977-03-15 |
| Multipurpose semiconductor circuits utilizing a novel semiconductor device Grant 3,988,598 - Ishigaki , et al. October 26, 1 | 1976-10-26 |
| Multipurpose switching circuits utilizing a novel semiconductor device Grant 3,980,900 - Ishigaki , et al. September 14, 1 | 1976-09-14 |
| Gain control circuit having variable impedance to determine circuit gain and to control minimum gain Grant 3,873,932 - Ishigaki , et al. March 25, 1 | 1975-03-25 |
| Multivibrator Circuit Grant 3,855,551 - Ishigaki , et al. December 17, 1 | 1974-12-17 |
| Gain Control Circuit Grant 3,803,505 - Ishigaki , et al. April 9, 1 | 1974-04-09 |
| Oscilloscope Apparatus Grant 3,725,725 - Yoshida , et al. April 3, 1 | 1973-04-03 |
| Transistor Circuit Grant 3,660,679 - Ishigaki , et al. May 2, 1 | 1972-05-02 |
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