MS

Masao Shiibayashi

HI Hitachi: 23 patents #1,433 of 28,497Top 6%
HA Hitachi Appliances: 4 patents #13 of 109Top 15%
Overall (All Time): #146,841 of 4,157,543Top 4%
27
Patents All Time

Issued Patents All Time

Showing 26–27 of 27 patents

Patent #TitleCo-InventorsDate
4365941 Scroll compressor provided with means for pressing an orbiting scroll member against a stationary scroll member and self-cooling means Kenji Tojo, Taisei Hosoda, Masato Ikegawa 1982-12-28
4350479 Scrool-type fluid machine with liquid-filled force-balanced pockets Kenji Tojo, Masato Ikegawa, Masaya Imai 1982-09-21