P

Inventor

IZAWA HAJIME

JP4 patents
⚠️ This page may combine multiple inventors who share the name “IZAWA HAJIME”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.

SUMITOMO OSAKA CEMENT CO LTD

2 patents

TEIJIN LTD

1 patent

FUJIMOTO YOSHIHIRO

1 patent