P

Inventor

OTAKI RYOJI

JP22 patents
⚠️ This page may combine multiple inventors who share the name “OTAKI RYOJI”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.

MITSUBISHI GAS CHEMICAL CO

9 patents

ODA TAKAFUMI

5 patents

OTAKI RYOJI

5 patents

ARAKAWA SHOTA

3 patents