| 11512942 |
Displacement detection device |
Akinori Suzuki, Masayuki Niiya, Kenji Matsushita, Terukazu Nishida, Kayoko Taniguchi |
2022-11-29 |
| 10451401 |
Displacement detecting device with controlled heat generation |
Kazuki Noda |
2019-10-22 |
| 9810521 |
Displacement detection apparatus |
Akinori Suzuki, Masayuki Niiya, Kenji Matsushita, Terukazu Nishida, Kayoko Taniguchi |
2017-11-07 |
| 9689662 |
Displacement detecting device and scale |
— |
2017-06-27 |
| 9612104 |
Displacement detecting device |
— |
2017-04-04 |
| 9303973 |
Displacement detection apparatus |
Yusuke Nakamura, Yoshiyuki Mitera |
2016-04-05 |
| 9074861 |
Displacement detecting device |
— |
2015-07-07 |
| 8687202 |
Displacement detecting device |
— |
2014-04-01 |
| 8363230 |
Displacement detecting device |
— |
2013-01-29 |
| 8247786 |
Non-contact displacement detecting device using optical astigmatism |
Kayoko Taniguchi |
2012-08-21 |
| 7995212 |
Optical displacement measuring device |
Akihiro Kuroda |
2011-08-09 |
| 7933023 |
Displacement detection apparatus, displacement measurement apparatus and fixed point detection apparatus |
— |
2011-04-26 |
| 7808649 |
Fixed-point detector and displacement-measuring apparatus |
Akihiro Kuroda |
2010-10-05 |
| 7808650 |
Displacement measuring apparatus |
Masahito Kon, Kayoko Taniguchi, Yasuhiko Onodera, Hideki Tsuchiya, Akihiro Kuroda |
2010-10-05 |
| 7738112 |
Displacement detection apparatus, polarization beam splitter, and diffraction grating |
— |
2010-06-15 |
| 7493007 |
Hermetic seal device for polarization-maintaining optical fiber and hermetic seal partition |
— |
2009-02-17 |
| 7336367 |
Light-receiving/emitting composite unit, method for manufacturing the same, and displacement detection device |
Kayoko Taniguchi, Akihiro Kuroda, Hidehiro Kume |
2008-02-26 |
| 7187449 |
Light-receiving/emitting composite unit, method for manufacturing the same, and displacement detection device |
Kayoko Taniguchi, Akihiro Kuroda, Hidehiro Kume |
2007-03-06 |
| 7034948 |
Displacement pickup |
Kayoko Taniguchi, Akihiro Kuroda |
2006-04-25 |
| 6879405 |
Displacement pickup |
Kayoko Taniguchi, Eiko Kanbara |
2005-04-12 |
| 5637868 |
Fixed point detecting device using detection of light diffracted by holographic diffraction gratings |
— |
1997-06-10 |
| 5499096 |
Optical instrument and measurement for measuring displacement of scale using different order diffraction of a diffraction grating |
— |
1996-03-12 |