P

Inventor

MATSUBARA AKIO

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

RICOH KK

11 patents

MATSUBARA AKIO

5 patents

MITSUI CHEMICALS INC

4 patents

SHASHIN KAGAKU CO LTD

1 patent

SADASUE TAMON

1 patent