P

Inventor

OOTSUKA TAKESHI

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

SUMITOMO OSAKA CEMENT CO LTD

5 patents

PANASONIC IP MAN CO LTD

5 patents

PANASONIC CORP

4 patents

OOTSUKA TAKESHI

3 patents

YAMASHITA HIDEAKI

2 patents

MATSUSHITA ELECTRIC INDUSTRIAL CO LTD

1 patent

SONY CORP

1 patent

PANASONIC COMM CO LTD

1 patent

DENKI KAGAKU KOGYO KK

1 patent