P

Inventor

OHNISHI RYUJI

JP11 patents
⚠️ This page may combine multiple inventors who share the name “OHNISHI RYUJI”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.

NISSAN CHEMICAL IND LTD

6 patents

SAKAMOTO RIKIMARU

2 patents

FUTEC INC

2 patents

OHNISHI RYUJI

1 patent