HS

Hiroo Shirai

IC Intermetallics Co.: 3 patents #5 of 17Top 30%
Brother Kogyo: 1 patents #2,155 of 2,767Top 80%
Overall (All Time): #1,289,124 of 4,157,543Top 35%
4
Patents All Time

Issued Patents All Time

Showing 1–4 of 4 patents

Patent #TitleCo-InventorsDate
5672363 Production apparatus for making green compact Masato Sagawa, Hiroshi Nagata 1997-09-30
5273782 Coated parts with film having powder-skeleton structure, and method for forming coating Masato Sagawa, Hiroshi Watanabe 1993-12-28
5250255 Method for producing permanent magnet and sintered compact and production apparatus for making green compacts Masato Sagawa, Hiroshi Nagata 1993-10-05
4301755 Multiple pattern sewing machine Masataka Kato 1981-11-24