P

Inventor

OHTSUKA MASAYA

JP18 patents
⚠️ This page may combine multiple inventors who share the name “OHTSUKA MASAYA”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.

HITACHI LTD

6 patents

RICOH CO LTD

4 patents

OHTSUKA MASAYA

3 patents

HITACHI GE NUCLEAR ENERGY LTD

2 patents

OSHIMA MASASHI

2 patents

RICOH KK

1 patent