KH

Keiji Hanzawa

HI Hitachi: 4 patents #332 of 4,225Top 8%
HC Hitachi Car Engineering Co.: 4 patents #9 of 145Top 7%
📍 Hitachinaka, JP: #14 of 318 inventorsTop 5%
Overall (2003): #15,187 of 273,478Top 6%
4
Patents 2003

Issued Patents 2003

Showing 1–4 of 4 patents

Patent #TitleCo-InventorsDate
6631645 Semiconductor pressure sensor utilizing capacitance change Shinya Satou, Satoshi Shimada, Naohiro Monma, Atsushi Miyazaki 2003-10-14
6564643 Capacitive pressure sensor Junichi Horie, Atsushi Miyazaki, Satoshi Shimada, Akihiko Saitou, Yasuo Onose +1 more 2003-05-20
6538866 Circuit for protecting a load from an overvoltage Masahiro Matsumoto, Fumio Murabayashi, Tatsumi Yamauchi, Hiromichi Yamada, Kohei Sakurai +1 more 2003-03-25
6539322 Sensor device Masahiro Matsumoto, Kohei Sakurai, Fumio Murabayashi, Hiromichi Yamada, Tatsumi Yamauchi +1 more 2003-03-25