YM

Yasushi Maejima

SI Seiko Instruments: 1 patents #87 of 247Top 40%
📍 Yachiyo, JP: #4 of 11 inventorsTop 40%
Overall (2003): #89,043 of 273,478Top 35%
1
Patents 2003

Issued Patents 2003

Showing 1–1 of 1 patents

Patent #TitleCo-InventorsDate
6559568 Magnetic bearing type vacuum pump Masayoshi Takamine 2003-05-06