P

Inventor

ISHIKAWA HIDEHIKO

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

TOYO JOZO KK

8 patents

KONISHIROKU PHOTO IND

5 patents

ASAHI CHEMICAL IND

1 patent

KONISHIROKU PHOTO CO LTD

1 patent