Issued Patents All Time
Showing 51–61 of 61 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5170491 | Power source switch circuit | — | 1992-12-08 |
| 5151645 | Charge device capable of lengthening a lifetime of a storage cell | — | 1992-09-29 |
| 5128991 | Dialing confirmation tone output apparatus | — | 1992-07-07 |
| 4922547 | Microphone circuit | — | 1990-05-01 |
| 4799110 | Image signal coding apparatus | Katsutoshi Hisada, Nobuaki Kokubu, Shigeki Sakurai, Tatsuo Okano | 1989-01-17 |
| 4782202 | Method and apparatus for resistance adjustment of thick film thermal print heads | Tetsunori Sawae, Hiromi Yamashita, Takafumi Endo, Kohei Katayama | 1988-11-01 |
| 4750043 | Decoding apparatus for image code | Katsutoshi Hisada, Nobuaki Kokuba, Shigeki Sakurai, Tatsuo Okano | 1988-06-07 |
| 4635213 | Method of estimating the result of coloration and of reproducing a given color | Masakazu Suzuka | 1987-01-06 |
| 4613947 | Method of measuring color difference of dyestuffs | Masakazu Suzuka, Hiromu Ohashi, Nobuyoshi Fujitsuka | 1986-09-23 |
| 4597670 | Method of measuring color difference of dyestuffs | Hiromu Ohashi, Masakazu Suzuka, Nobuyoshi Fujitsuka | 1986-07-01 |
| 4437811 | Submersible pump with alternate pump operation control means | Minoru Iwata, Tomoyuki Shibata | 1984-03-20 |