| |
 |
|
|
Inventor: Hayashi; Kunihiro
Address: Itabashi-ku, JP
No. of patents: 3
Patents:
| Patent Number |
Title Of Patent |
Date Issued |
| 7554650 |
Laser beam projecting device |
June 30, 2009 |
| A laser beam projecting device, comprising a laser light source for emitting a laser beam, a wavelength selecting film for allowing the laser beam from the laser light source to. pass, and a birefringent optical member arranged on an optical axis closer to an exit side than the wavel |
| 7196302 |
Laser measuring method and laser measuring system having fan-shaped tilted laser beams and three |
March 27, 2007 |
| A laser measuring method in a laser measuring system, which comprises a rotary laser system for projecting a laser beam by rotary irradiation and at least one photodetection system having at least one photodetector for receiving the laser beam, comprising a step of emitting at least two |
| 7081606 |
Position measuring system |
July 25, 2006 |
| A position measuring system, comprising a rotary laser system having a projection optical system provided at a known point and for projecting a laser beam with a spreading angle in an up-to-bottom direction by rotary irradiation and a photodetection optical system for guiding a reflectio |
|
|
|
