HK

Hideo Kumakura

HI Hitachi: 2 patents #13,388 of 28,497Top 50%
📍 Ashikaga, JP: #47 of 131 inventorsTop 40%
Overall (All Time): #2,212,100 of 4,157,543Top 55%
2
Patents All Time

Issued Patents All Time

Showing 1–2 of 2 patents

Patent #TitleCo-InventorsDate
6367273 Refrigerator Junichi Takagi, Makoto Ishii, Noriaki Arakawa, Takeshi Wakatabe, Hideki Yoshida +1 more 2002-04-09
6244061 Refrigerator Junichi Takagi, Makoto Ishii, Noriaki Arakawa, Takeshi Wakatabe, Hideki Yoshida +1 more 2001-06-12