RK

Ryo Koga

TO Toto: 2 patents #431 of 1,113Top 40%
Overall (All Time): #1,687,141 of 4,157,543Top 45%
2
Patents All Time

Issued Patents All Time

Showing 1–2 of 2 patents

Patent #TitleCo-InventorsDate
12188132 Sanitary equipment part and method of producing the same Saori Ukigai, Ryojiro Hijikata 2025-01-07
11795671 Faucet fitting Saori Ukigai, Ryojiro Hijikata 2023-10-24