Issued Patents 1989
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4842665 | Method of producing a graphite monochromator for X-rays and neutrons | Wataru Utsumi | 1989-06-27 |
| 4816383 | Method for forming fine patterns of conjugated polymers | Toshihiko Tanaka | 1989-03-28 |
| 4802745 | Light-polarizing films | Toyokazu Okada, Koji Higashi | 1989-02-07 |