P

Inventor

OKA YUTAKA

JP25 patents
⚠️ This page may combine multiple inventors who share the name “OKA YUTAKA”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.

FUJI PHOTO FILM CO LTD

7 patents

DOW CORNING TORAY SILICONE

3 patents

DUPONT TORAY SPECIALTY MATERIALS KK

3 patents

FUJIFILM CORP

2 patents

KAWASAKI STEEL CO

1 patent

DOW CORNING TORAY CO LTD

1 patent

SANTOKU CORP

1 patent

NIPPON ELECTRIC GLASS CO

1 patent

DUPONT SPECIALTY MATERIALS KOREA LTD

1 patent

DORYOKURO KAKUNENRYO

1 patent

DOW SILICONES CORP

1 patent

TORAY ENG CO LTD

1 patent

OKI SEMICONDUCTOR CO LTD

1 patent

OKI ELECTRIC IND CO LTD

1 patent