P

Inventor

TSURUMA YUKI

JP9 patents
⚠️ This page may combine multiple inventors who share the name “TSURUMA YUKI”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.

IDEMITSU KOSAN CO

6 patents

EBATA KAZUAKI

2 patents

TSURUMA YUKI

1 patent