P

Inventor

TAKAGI RYUICHI

JP12 patents
⚠️ This page may combine multiple inventors who share the name “TAKAGI RYUICHI”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.

FUJITSU LTD

5 patents

HITACHI LTD

2 patents

KANEGAFUCHI CHEMICAL IND

2 patents

SOGYO CO LTD

2 patents

TAKAGI RYUICHI

1 patent