Inventor

HIRASAWA TOSHIMASA

JP4 patents

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

KAWAGUCHI MAMORU

2 patents

US5394659AMar 7, 1995

Openable and closeable roof construction

KAWAGUCHI MAMORU35 citations89

US5257485ANov 2, 1993

Openable and closeable roof construction

KAWAGUCHI MAMORU43 citations89

OTSUKA KAGAKU KK

1 patent

US6219965B1Apr 24, 2001

Plant growth sheet structure, natural turf sheet structure, method of growing turf and method of laying turf sheet structure

OTSUKA KAGAKU KK73 citations93

MAMORU KAWAGUCHI AND MAEDA COR

1 patent

US5371983ADec 13, 1994

Dome shaped roof structure

MAMORU KAWAGUCHI AND MAEDA COR42 citations85