P

Inventor

HAJI KEIICHIRO

JP2 patents
⚠️ This page may combine multiple inventors who share the name “HAJI KEIICHIRO”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.

TOMOEGAWA PAPER CO LTD

1 patent

UNIV CHIBA NAT UNIV CORP

1 patent