Inventor

MATSUOKA HARUHIKO

JP2 patents

⚠️ This page may combine multiple inventors who share the name “MATSUOKA HARUHIKO”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.

SUMITOMO ELECTRIC INDUSTRIES

1 patent

US4728221AMar 1, 1988

Flexible membrane dam

SUMITOMO ELECTRIC INDUSTRIES7 citations70

SUMOTOMO ELECTRIC IND LTD

1 patent

US5127766AJul 7, 1992

Apparatus and method for controlling the inner pressure of an air bag in an air inflation/deflation weir made of flexible film

SUMOTOMO ELECTRIC IND LTD9 citations68