Inventor
Saito yasutomo
JP7 patents
⚠️ This page may combine multiple inventors who share the name “Saito yasutomo”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.
HITACHI LTD
4 patentsUS10755442B2Aug 25, 2020
Oil leakage detector and oil leakage detection method and image processing unit
HITACHI LTD2 citations71
US10234355B2Mar 19, 2019
Leakage oil detection system
HITACHI LTD2 citations71
US9898830B2Feb 20, 2018
Oil leakage detector and oil leakage detection method
HITACHI LTD4 citations71
US10113933B2Oct 30, 2018
Leakage oil detector system and method
HITACHI LTD1 citations50
KURARAY CO
2 patentsUS10118978B2Nov 6, 2018
Vinyl alcohol polymer and production method thereof, additive for drilling mud, drilling mud, additive for drilling cement slurry, and drilling cement slurry
KURARAY CO0 citations49
US10563109B2Feb 18, 2020
Additive for slurry, drilling mud, and cement slurry
KURARAY CO0 citations39