P

Inventor

MARUYAMA ISAO

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

MARUZEN PETROCHEM CO LTD

6 patents

KUSAKABE KOICHI

1 patent

UNIV OSAKA

1 patent

MARUYAMA ISAO

1 patent