Inventor

MATUMOTO IWAO

JP2 patents

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

KOBE STEEL LTD

1 patent

US4170139AOct 9, 1979

Sampling device for analysis of molten metal for hydrogen

KOBE STEEL LTD9 citations72

TOSHIBA KK

1 patent

US5851449ADec 22, 1998

Method for manufacturing a surface-mounted type optical semiconductor device

TOSHIBA KK13 citations66