MA

Masuo Akamatsu

HI Hitachi: 2 patents #771 of 3,950Top 20%
HC Hitachi Car Engineering Co.: 1 patents #39 of 140Top 30%
📍 Hitachinaka, JP: #48 of 281 inventorsTop 20%
Overall (2002): #52,977 of 266,432Top 20%
2
Patents 2002

Issued Patents 2002

Showing 1–2 of 2 patents

Patent #TitleCo-InventorsDate
6435023 Heating resistor type air flow rate measuring apparatus Chihiro Kobayashi, Shinya Igarashi, Izumi Watanabe, Kaoru Uchiyama, Tadashi Isono 2002-08-20
6357293 Air flow meter with heat generating resistor Ryo Ando 2002-03-19