Inventor

HAYAKAWA MITSUTAKA

JP5 patents

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

ITO YASURO

4 patents

US4686852AAug 18, 1987

Method of preparing mortar or concrete

ITO YASURO24 citations78

US4143541AMar 13, 1979

Method and device for measuring the characteristics of plastic fluid and control system for pouring the same into moulds

ITO YASURO10 citations70

US4431310AFeb 14, 1984

Method of preparing kneaded compositions

ITO YASURO5 citations59

US4715719ADec 29, 1987

Method of preparing mortar or concrete

ITO YASURO1 citations48

TAISEI CORP

1 patent

US4176965ADec 4, 1979

Method and apparatus for weighing aggregates

TAISEI CORP15 citations71