MH

Masaji Hagiwara

Mitsubishi Electric: 5 patents #5,859 of 25,717Top 25%
Overall (All Time): #1,055,023 of 4,157,543Top 30%
5
Patents All Time

Issued Patents All Time

Showing 1–5 of 5 patents

Patent #TitleCo-InventorsDate
5494421 Scroll compressor having a gear oil pump accommodating reverse rotation Katsuyoshi Wada, Tatsuya Sugita, Minoru Ishii, Hiroshi Ogawa, Kiyoharu Ikeda 1996-02-27
5474434 Scroll-type compressor having radial scroll clearance during reverse rotation and improper assembly prevention Katsuyoshi Wada, Tatsuya Sugita, Minoru Ishii, Hiroshi Ogawa, Kiyoharu Ikeda 1995-12-12
5447419 Scroll-type compressor having clearances during reverse rotation and improper assembly prevention Katsuyoshi Wada, Tatsuya Sugita, Minoru Ishii, Hiroshi Ogawa, Kiyoharu Ikeda 1995-09-05
5433589 Scroll-type compressor having decreased eccentricity upon reverse rotation Katsuyoshi Wada, Tatsuya Sugita, Minoru Ishii, Hiroshi Ogawa, Kiyoharu Ikeda 1995-07-18
5098266 Lubrication of a horizontal rotary compressor Naoshi Takimoto, Yutaka Sato, Hirokazu Kohayakawa, Sou Suzuki, Kenji Suzuki +1 more 1992-03-24