Issued Patents 1989
Showing 1–6 of 6 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4889297 | Light aircraft for short-distance takeoff and landing | — | 1989-12-26 |
| 4852133 | X-ray lithography apparatus | Ryuichi Funatsu, Yukio Kembo, Motoya Taniguchi | 1989-07-25 |
| 4840873 | Production of optical recording medium | Hideki Kobayashi, Koichi Saito, Shiro Nagata, Koichi Horino | 1989-06-20 |
| 4825453 | X-ray exposure apparatus | Yukio Kembo, Yoshihiro Komeyama, Akira Inagaki | 1989-04-25 |
| 4816841 | Optical recording medium | Hideki Kobayashi, Koichi Saito, Shiro Nagata, Koichi Horino | 1989-03-28 |
| 4803712 | X-ray exposure system | Yukio Kembo, Motoya Taniguchi | 1989-02-07 |