YO

Yoshiya OTA

OC Osaka Gas Chemicals Co.: 2 patents #2 of 38Top 6%
Overall (All Time): #1,726,860 of 4,157,543Top 45%
2
Patents All Time

Issued Patents All Time

Showing 1–2 of 2 patents

Patent #TitleCo-InventorsDate
12384132 Retardation film and method for producing same Shogo SUGA, Yasuhiro Suda 2025-08-12
12366694 Retardation film and method for producing the same Shinichi Kamei, Shinsuke Miyauchi 2025-07-22