FH

Fumio Harada

HI Hitachi: 6 patents #6,582 of 28,497Top 25%
Overall (All Time): #890,814 of 4,157,543Top 25%
6
Patents All Time

Issued Patents All Time

Patent #TitleCo-InventorsDate
5279131 Multi-airconditioner Tadayuki Urushihata, Kenji Tokusa, Toshiyuki Hojo, Keij Tanaka, Kensaku Oguni 1994-01-18
4411600 Hermetic motor compressor Masato Itagaki, Tetsuya Arata 1983-10-25
4371319 Hermetic motor compressor Akira Murayama, Tetsuya Arata, Masato Itagaki, Susumu Nakayama, Masahisa Sofue 1983-02-01
4365667 Heat exchanger Toshio Hatada, Takao Senshu, Akira Arai, Atsushi Matsuzaki, Hajime Futawatari +2 more 1982-12-28
4352642 Hermetic motor-compressor Akira Murayama, Kazutaka Suefuji 1982-10-05
4300629 Cross-fin tube type heat exchanger Toshio Hatada, Takao Senshu, Akira Arai, Atsushi Matsuzaki, Hajime Futawatari +2 more 1981-11-17