Inventor

OKADA TAKEJI

JP2 patents

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

SHIMIZU CONSTRUCTION CO LTD

1 patent

US4746364AMay 24, 1988

Flowing concrete and process of producing the same

SHIMIZU CONSTRUCTION CO LTD33 citations88

SHIMITZU CONSTRUCTION CO LTD

1 patent

US4873145AOct 10, 1989

Resin-coated aggregates

SHIMITZU CONSTRUCTION CO LTD21 citations74