Issued Patents All Time
Showing 26–50 of 62 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5148037 | Position detecting method and apparatus | Sakae Houryu, Noriyuki Nose | 1992-09-15 |
| 5114235 | Method of detecting positional deviation | Naoto Abe | 1992-05-19 |
| 5073017 | Image deflecting device | — | 1991-12-17 |
| 5054898 | Compact high-range varifocal objectives | Nozomu Kitagishi, Hiroki Nakayama, Jun Hattori, Akihisa Horiuchi | 1991-10-08 |
| 5028797 | An alignment system for align first and second objects using alignment marks | Naoto Abe, Koji Uda, Hirohisa Ohta, Noriyuki Nose | 1991-07-02 |
| 5011272 | Compact zoom lens | Hiroki Nakayama, Nozomu Kitagishi, Jun Hattori, Akihisa Horiuchi | 1991-04-30 |
| 4964703 | Image-forming lens | Jun Hattori | 1990-10-23 |
| 4927250 | Optical system for compensating chromatic abherration of image | — | 1990-05-22 |
| 4907866 | Objective of variable focal length | Nozomu Kitagishi, Hiroki Nakayama, Jun Hattori, Akihisa Horiuchi | 1990-03-13 |
| 4874230 | Zoom lens with a variable power lens element | — | 1989-10-17 |
| 4871240 | Zoom lens system having a lens unit with a variable refractive power | — | 1989-10-03 |
| 4859041 | Variable focus optical device | — | 1989-08-22 |
| 4852981 | Imaging lens system comprising a distributed index lens and a plano-convex lens | — | 1989-08-01 |
| 4842386 | Variable focal length objective | Nozomu Kitagishi, Hiroki Nakayama, Jun Hattori, Akihisa Horiuchi | 1989-06-27 |
| 4828373 | Aspherical single lens | Masayuki Suzuki | 1989-05-09 |
| 4820028 | Zoom lens with a variable refractive index element | Takeshi Baba | 1989-04-11 |
| 4810070 | Lens system having a good image performance for white light | Jun Hattori, Nozomu Kitagishi, Hiroki Nakayama, Akihisa Horiuchi | 1989-03-07 |
| 4802746 | Variable-focus optical element and focus detecting device utilizing the same | Takeshi Baba, Noriyuki Nose, Eigo Kawakami, Toshiyuki Nakajima, Nobuo Kushibiki | 1989-02-07 |
| 4788596 | Image stabilizing device | Eigo Kawakami, Yukichi Niwa, Mitsutoshi Ohwada, Yasuo Ogino, Minoru Yoshii | 1988-11-29 |
| 4780739 | Anti-vibration imaging device | Eigo Kawakami, Yukichi Niwa, Yasuo Ogino, Minoru Yoshii, Mitsutoshi Ohwada | 1988-10-25 |
| 4776679 | Objective of variable focal length | Nozomu Kitagishi, Hiroki Nakayama, Jun Hattori, Akihisa Horiuchi | 1988-10-11 |
| 4768867 | Aspherical single lens | — | 1988-09-06 |
| 4765725 | Imaging single lens | — | 1988-08-23 |
| 4734905 | Optical head device | Tetsuro Kuwayama, Yasuo Nakamura | 1988-03-29 |
| 4729645 | Non-spherical single lens | — | 1988-03-08 |