P

Inventor

SUMI TAKASHI

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

TOKYO GAS CO LTD

1 patent

TOYOTA MOTOR CO LTD

1 patent

TORAY INDUSTRIES

1 patent

SUMI TAKASHI

1 patent