IH

Isao Hayase

HI Hitachi: 1 patents #1,316 of 3,771Top 35%
📍 Tsukuba, JP: #92 of 334 inventorsTop 30%
Overall (2004): #203,846 of 270,089Top 80%
1
Patents 2004

Issued Patents 2004

Showing 1–1 of 1 patents

Patent #TitleCo-InventorsDate
6769888 Scroll compressor having a valved back pressure chamber and a bypass for overcompression Isamu Tsubono, Masahiro Takebayashi, Koichi Inaba, Koichi Sekiguchi, Kenichi Oshima +2 more 2004-08-03