Inventor

HAYAKAWA JUNSHIRO

JP3 patents

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

AGENCY IND SCIENCE TECHN

1 patent

US4929417AMay 29, 1990

Method of manufacture metal diboride ceramics

AGENCY IND SCIENCE TECHN15 citations71

MITSUI MINING & SMELTING CO

1 patent

US3939079AFeb 17, 1976

Filter medium which permits increased amount of filtration

MITSUI MINING & SMELTING CO14 citations70

DIRECTOR OF INST ITARU TODOROK

1 patent

US4808557AFeb 28, 1989

Sintered titanium carbo-nitride ceramics

DIRECTOR OF INST ITARU TODOROK3 citations54