Issued Patents All Time
Showing 26–31 of 31 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4656504 | Allocation of recording area onto photosensitive film | — | 1987-04-07 |
| 4547814 | Method of recording a halftone picture electronically | — | 1985-10-15 |
| 4496989 | Method for composing and recording a picture and a character by using picture signals and character signals for use in a picture reproducing machine | — | 1985-01-29 |
| 4395752 | Digital control process with inverse function table memory | — | 1983-07-26 |
| 4321631 | Control method and device for reproducing a halftone dot cut away along a picture outline | Isao Saito, Seiya Sakamoto | 1982-03-23 |
| 4310234 | Supplementary amount of developing solution determining method for a film developer | Seiya Sakamoto, Isao Saito, Tetsuo Hohki | 1982-01-12 |