P

Inventor

HIROTA ETSUROU

JP6 patents
⚠️ This page may combine multiple inventors who share the name “HIROTA ETSUROU”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.

SEKISUI CHEMICAL CO LTD

4 patents

SHIMAMOTO MICHIO

1 patent

HIROTA ETSUROU

1 patent