Inventor · disambiguated record

Masao Izumiyama

Also filed as: IZUMIYAMA MASAO

2 granted patents·5 citations·filing 1975–1976

49Inventor score

Technology areasB23K C22C

Files withJAPAN GASOLINE2

Top patents by PatentIndex Score

2 records

0129US3958743AWelding process for aluminum or chrome diffusion-coated steelJAPAN GASOLINE·Filed 1975·Granted May 25, 1976·3 cites·5 claims
0228US4127428AStainless cast alloy steel for use at low temperaturesJAPAN GASOLINE·Filed 1976·Granted Nov 28, 1978·2 cites·4 claims

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