P

Inventor

KAMIYAMA SAKAE

JP8 patents
⚠️ This page may combine multiple inventors who share the name “KAMIYAMA SAKAE”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.

NISSAN CHEMICAL IND LTD

4 patents

MARUZEN PETROCHEM CO LTD

3 patents

MARUZEN POLYMER COMPANY LTD

1 patent