Issued Patents All Time
Showing 1–4 of 4 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4805136 | Program protection in a programmable electronic calculator | Masuaki Morino, Yoshiyuki Fujikawa, Isamu Haneda | 1989-02-14 |
| 4718029 | Display device for a programmable electronic calculator | Masuaki Morino, Yoshiyuki Fujikawa, Isamu Haneda | 1988-01-05 |
| 4636970 | Personal type computer with execution of programs in ROM and RAM | Masuaki Morino, Yoshiyuki Fujikawa, Isamu Haneda | 1987-01-13 |
| 4531194 | Tape recorder drive system in a programmable electronic calculator | Masuaki Morino, Yoshiyuki Fujikawa, Isamu Haneda | 1985-07-23 |