Issued Patents All Time
Showing 1–7 of 7 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4799175 | System for inspecting pattern defects of printed wiring boards | Tetsuo Sano, Eiji Kodama, Takumi Yoshida, Masafumi Kawatani, Hisayuki Tsujinaka | 1989-01-17 |
| 4682040 | Image pickup apparatus for a printed wiring board | Tetsuo Sano, Eiji Kodama, Hisayuki Tsujinaka | 1987-07-21 |
| 4555180 | Printed area measuring apparatus | Tatsunosuke Masuda, Yasuo Kurusu | 1985-11-26 |
| 4367926 | Light beam intensity stabilizing method | — | 1983-01-11 |
| 4310234 | Supplementary amount of developing solution determining method for a film developer | Seiya Sakamoto, Isao Saito, Makoto Hirosawa | 1982-01-12 |
| 4251625 | Method of producing a halftone picture by vibrating light source | Seiya Sakamoto | 1981-02-17 |
| 4232344 | Device for reproducing a halftone picture by scanning | Seiya Sakamoto, Isao Saito | 1980-11-04 |