Issued Patents All Time
Showing 26–40 of 40 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6248989 | Tilt detecting device | — | 2001-06-19 |
| 6084896 | Laser light-source apparatus and method of producing light beam | Fumio Ohtomo, Hiroshi Koizumi, Masayuki Momiuchi, Yoshiaki Goto | 2000-07-04 |
| 6048105 | Laser system for surveying | Fumio Ohtomo, Hiroshi Koizumi, Masayuki Momiuchi, Yoshiaki Goto | 2000-04-11 |
| 6002696 | Laser apparatus and method of controlling the same | Hiroshi Koizumi, Fumio Ohtomo, Masayuki Momiuchi, Yoshiaki Goto | 1999-12-14 |
| 5991325 | Laser beam emitting apparatus and method of driving laser light source | Fumio Ohtomo, Hiroshi Koizumi, Masayuki Momiuchi, Yoshiaki Goto | 1999-11-23 |
| 5936987 | Laser beam emitting apparatus | Fumio Ohtomo, Hiroshi Koizumi, Masayuki Momiuchi, Yoshiaki Goto | 1999-08-10 |
| 5909455 | Rotating laser beam irradiating apparatus | Fumio Ohtomo, Hiroshi Koizumi, Masayuki Momiuchi, Yoshiaki Goto | 1999-06-01 |
| 5898489 | Laser irradiation light detecting device | Fumio Ohtomo, Hiroshi Koizumi, Masayuki Momiuchi, Toshikazu Adegawa | 1999-04-27 |
| 5825798 | Laser oscillating apparatus and method of driving laser beam source | Masayuki Momiuchi, Hiroshi Koizumi, Yoshiaki Goto, Fumio Ohtomo | 1998-10-20 |
| 5745623 | Laser system for surveying | Fumio Ohtomo, Hiroshi Koizumi, Masayuki Momiuchi, Yoshiaki Goto | 1998-04-28 |
| 5532813 | Optical distance meter and light source device used for the same | Fumio Ohtomo, Kazuaki Kimura, Masaaki Yabe, Yasutaka Katayama, Kazushige Koshikawa +1 more | 1996-07-02 |
| 5075878 | High resolution measuring device for time difference | Fumio Ohtomo | 1991-12-24 |
| 5054911 | Light wave distance measuring instrument of the pulse type | Fumio Ohtomo | 1991-10-08 |
| 5002388 | Optical distance measuring apparatus having a measurement error compensating function | Fumio Ohtomo | 1991-03-26 |
| 4942561 | Delay time measuring device | Fumio Ohtomo | 1990-07-17 |