P

Inventor

HIRAKAWA KATSUYA

JP22 patents
⚠️ This page may combine multiple inventors who share the name “HIRAKAWA KATSUYA”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.

DAIWA KASEI KOGYO KK

10 patents

DAIWA KASEI IND CO LTD

10 patents

HIRAKAWA KATSUYA

1 patent

DAIWA KASEI IND COLTD

1 patent