Issued Patents All Time
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 8044335 | Level sensor implemented with a plurality of light receiving elements | — | 2011-10-25 |
| 7982171 | Detection sensor to detect receiving position of laser light and level device employing the detection sensor to detect receiving position of laser light | — | 2011-07-19 |
| 7814670 | Laser level detection system | Kunihiro Hayashi, Takaaki Yamazaki | 2010-10-19 |
| 7589829 | Laser measuring system | Takaaki Yamazaki | 2009-09-15 |
| 7483153 | Power-saving control method in laser measuring system and laser measuring system | Takaaki Yamazaki | 2009-01-27 |
| 7339154 | Level detector | — | 2008-03-04 |
| 6442862 | Displacement measuring apparatus | Kazuaki Kimura, Jun Sasagawa, Yohei Ogawa, Shuichi Sasaki | 2002-09-03 |
| 6023326 | Surveying system | Kazuaki Kimura, Jun Sasagawa, Kazushige Koshikawa | 2000-02-08 |
| 5532813 | Optical distance meter and light source device used for the same | Masahiro Ohishi, Fumio Ohtomo, Kazuaki Kimura, Masaaki Yabe, Kazushige Koshikawa +1 more | 1996-07-02 |