P

Inventor

NAKAJIMA SADAO

JP6 patents
⚠️ This page may combine multiple inventors who share the name “NAKAJIMA SADAO”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.

YAMAMURA GLASS CO LTD

3 patents

HAKUTO KAGAKU KK

2 patents

KYOSAN DENKI KK

1 patent