P

Inventor

SAKAI KEISUKE

JP29 patents
⚠️ This page may combine multiple inventors who share the name “SAKAI KEISUKE”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.

KOBAYASHI & CO LTD

5 patents

PANASONIC CORP

3 patents

MATSUSHITA ELECTRIC INDUSTRIAL CO LTD

3 patents

SAKAI KEISUKE

3 patents

CITIZEN HOLDINGS CO LTD

3 patents

TOYAMA MASAYUKI

3 patents

EXEDY CORP

2 patents

CITIZEN ELECTRONICS

2 patents

TOYO KAGAKU KK

1 patent

HIRATA SHIGEO

1 patent

EGAWA SHUNJI

1 patent

MEIOUKASEI CO LTD

1 patent

CITIZEN WATCH CO LTD

1 patent