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Atsutoshi Ishikawa

SI Sumitomo Heavy Industries: 1 patents #13 of 42Top 35%
Overall (2002): #251,947 of 266,432Top 95%
1
Patents 2002

Issued Patents 2002

Showing 1–1 of 1 patents

Patent #TitleCo-InventorsDate
6343475 Pulse tube refrigerator with cartridge type regenerator — 2002-02-05