Inventor
HAMAMOTO TAKAKI
JP4 patents
Patents
4 patentsUS10520376B2Dec 31, 2019
Load cell having a computation unit which computes displacement amount of the diffraction grating
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Optical recording medium
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US9719809B2Aug 1, 2017
Optical unit and displacement measuring device
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US10012519B2Jul 3, 2018
Displacement measurement device and displacement measurement method
TAIYO YUDEN KK0 citations37