P

Inventor

SAKAI KOUICHI

JP23 patents
⚠️ This page may combine multiple inventors who share the name “SAKAI KOUICHI”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.

NIPPON ZEON CO

7 patents

NSK LTD

6 patents

TEIJIN LTD

5 patents

KAO CORP

3 patents

NIPPON SEIKO KK

1 patent

MATSUSHITA ELECTRIC INDUSTRIAL CO LTD

1 patent