P

Inventor

SHIGEZUMI TSUKASA

JP27 patents
⚠️ This page may combine multiple inventors who share the name “SHIGEZUMI TSUKASA”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.

OTSUKA TOSHIHARU

8 patents

TSUCHIYA KATSUHISA

6 patents

TOTO LTD

5 patents

SHIGEZUMI TSUKASA

5 patents

OOE TOSHIHARU

3 patents