P

Inventor

SEINO YOSHIKATSU

JP12 patents
⚠️ This page may combine multiple inventors who share the name “SEINO YOSHIKATSU”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.

IDEMITSU KOSAN CO

7 patents

IDEMITSU PETROCHEMICAL CO

2 patents

SENGA MINORU

1 patent

SEINO YOSHIKATSU

1 patent

SANTOKU CORP

1 patent