SY

Sumi Yoshikawa

DE Denso: 3 patents #3,857 of 11,792Top 35%
NC Nippondenso Co.: 2 patents #1,150 of 3,479Top 35%
NC Nippon Light Metal Company: 1 patents #203 of 499Top 45%
📍 Fuchu, JP: #235 of 926 inventorsTop 30%
Overall (All Time): #1,036,916 of 4,157,543Top 25%
5
Patents All Time

Issued Patents All Time

Showing 1–5 of 5 patents

Patent #TitleCo-InventorsDate
6866085 Plastically worked cast aluminum alloy product, a manufacturing method thereof and a coupling method using plastic deformation thereof Akio Hashimoto, Takaaki Ikari, Hiromi Takagi 2005-03-15
6451246 Molten metal vessel for filtering impurities Tomoyuki Hatano, Takeshi Nagasaka, Hiromi Takagi, Shunji Moohizuki 2002-09-17
6290900 Molten metal vessel for filtering impurities Tomoyuki Hatano, Takeshi Nagasaka, Hiromi Takagi, Shunji Mochizuki 2001-09-18
5567378 Molten metal holding furnace and method of holding molten metal within the same Shunji Mochizuki, Hiromi Takagi, Masahiko Hoshino 1996-10-22
4562875 Die-casting method and apparatus Yutaka Ogoshi, Mitsuyoshi Yokoi, Fumitaka Takehisa 1986-01-07