HK

Hisayoshi Kawahara

NI Nigk: 1 patents #2 of 9Top 25%
📍 Kawagoe, JP: #807 of 1,278 inventorsTop 65%
Overall (All Time): #3,064,900 of 4,157,543Top 75%
1
Patents All Time

Issued Patents All Time

Showing 1–1 of 1 patents

Patent #TitleCo-InventorsDate
9102390 Underwater rising/falling device Tetsuya Nakamura, Jungo Ohta 2015-08-11