Issued Patents 1994
Showing 1–7 of 7 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5343291 | Method and apparatus for measuring an interval between two objects | Mitsutoshi Ohwada, Masakazu Matsugu, Minoru Yoshii, Yukichi Niwa, Noriyuki Nose +2 more | 1994-08-30 |
| 5327221 | Device for detecting positional relationship between two objects | Kenji Saitoh, Masakazu Matsugu, Yukichi Niwa, Ryo Kuroda, Noriyuki Nose +3 more | 1994-07-05 |
| 5325176 | Position detecting method and apparatus including Fraunhofer diffraction detector | Kenji Saitoh, Masakazu Matsugu, Naoto Abe, Minoru Yoshii, Ryo Kuroda | 1994-06-28 |
| 5319444 | Position detecting method and apparatus | Kenji Saitoh, Masakazu Matsugu, Yukichi Niwa, Noriyuki Nose, Minoru Yoshii | 1994-06-07 |
| 5317615 | Exposure apparatus | Ryuichi Ebinuma, Nobutoshi Mizusawa, Takao Kariya, Shunichi Uzawa, Takayuki Hasegawa | 1994-05-31 |
| 5294980 | Positioning detecting method and apparatus | Masakazu Matsugu, Kenji Saitoh, Yukichi Niwa, Noriyuki Nose, Ryo Kuroda | 1994-03-15 |
| 5289318 | Optical apparatus provided with a driving unit for moving a lens | Masayoshi Sekine, Junichi Murakami, Shigeru Ogino, Hiroyuki Takahara, Masamichi Toyama +2 more | 1994-02-22 |