P

Inventor

KAWASHIMA SADAO

JP5 patents
⚠️ This page may combine multiple inventors who share the name “KAWASHIMA SADAO”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.

ASAHI FIBREGLASS CO

3 patents
US4418113ANov 29, 1983

Reinforcing mat for fiber reinforced plastic material

ASAHI FIBREGLASS CO15 citations71
US4481241ANov 6, 1984

Core material for fiber reinforced plastic and process for its production

ASAHI FIBREGLASS CO15 citations65
US4368232AJan 11, 1983

Glass fiber mat and method of preparation thereof

ASAHI FIBREGLASS CO14 citations65

ASAHI GLASS CO LTD

1 patent
US4997693AMar 5, 1991

Fiber-reinforced resin material and fiber-reinforced resin laminate using it as base material

ASAHI GLASS CO LTD31 citations83

KOBE STEEL LTD

1 patent
US4699007AOct 13, 1987

Method of and apparatus for ultrasonic flaw detection

KOBE STEEL LTD21 citations81