MA

Mitsugu Aoyama

HI Hitachi: 1 patents #17,742 of 28,497Top 65%
Overall (All Time): #2,207,470 of 4,157,543Top 55%
2
Patents All Time

Issued Patents All Time

Showing 1–2 of 2 patents

Patent #TitleCo-InventorsDate
6640579 Laminated heat exchanger and refrigeration cycle Hitoshi Matsushima, Mari Uchida 2003-11-04
6389827 Heat source apparatus of ice storage type Masanori Agekura, Kenji Takagi, Ken Kaneko, Akira Mishima 2002-05-21