P

Inventor

SAKAMOTO SEIJI

JP28 patents
⚠️ This page may combine multiple inventors who share the name “SAKAMOTO SEIJI”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.

DIAFOIL CO LTD

11 patents

HARISON TOSHIBA LIGHTING CORP

6 patents

DIAFOIL HOECHST CO LTD

5 patents

JFE STEEL CORP

2 patents

MITSUBISHI CHEM IND

2 patents

SAKAI CHEMICAL INDUSTRY CO

1 patent

SUMITOMO ELECTRIC SINTERED ALLOY LTD

1 patent