Issued Patents All Time
Showing 1–7 of 7 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 7435305 | Cast aluminum alloy compressor wheel for a turbocharger | Takayuki Sotome, Toshiya Okada, Yoki Hirano | 2008-10-14 |
| 7156930 | Aluminum alloy pipe having multistage formability | Kazuhisa Kashiwazaki, Hisashi Tamura | 2007-01-02 |
| 6780375 | Aluminum alloy with good cuttability, method for producing a forged article, and forged article | Yoji Hirano | 2004-08-24 |
| 6668611 | Aluminum or aluminum alloy extruding die | Kazuhisa Kashiwazaki, Hirokazu Yamaguchi, Toshiyuki Kakinoki | 2003-12-30 |
| 5518558 | Aluminum alloy sheets excellent in strength and deep drawing formability and process for manufacturing same | Yoichiro Bekki | 1996-05-21 |
| 5423925 | Process for manufacturing Al-Mg alloy sheets for press forming | Yoichiro Bekki | 1995-06-13 |
| 4822715 | Aluminum alloy supporter for lithographic printing plate | Chozo Fujikura, Kazushige Takizawa, Hirokazu Sakaki | 1989-04-18 |