P

Inventor

OKAYASU KENJI

JP17 patents
⚠️ This page may combine multiple inventors who share the name “OKAYASU KENJI”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.

OKAYASU KENJI

10 patents

RIKIO CO LTD

3 patents

(unassigned)

3 patents

SHIBATA YOSHIHISA

1 patent