Inventor
SHIJO YOSHIHISA
JP7 patents
⚠️ This page may combine multiple inventors who share the name “SHIJO YOSHIHISA”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.
ASAHI OPTICAL CO LTD
5 patentsUS5926965AJul 27, 1999
Tilt sensor and top cover plate thereof
ASAHI OPTICAL CO LTD45 citations91
US6247239B1Jun 19, 2001
Clinometric sensor
ASAHI OPTICAL CO LTD11 citations72
US6032375AMar 7, 2000
Inclination sensor
ASAHI OPTICAL CO LTD11 citations72
US6123866ASep 26, 2000
Electrolytic solution for clinometric sensor
ASAHI OPTICAL CO LTD8 citations71
US5937528AAug 17, 1999
Tilt sensor, mask and coat holder
ASAHI OPTICAL CO LTD10 citations69