P

Inventor

OKAWARA OSAMU

JP4 patents
⚠️ This page may combine multiple inventors who share the name “OKAWARA OSAMU”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.

OKAWARA OSAMU

2 patents

INOUE MASARU

1 patent

NHK SPRING CO LTD

1 patent