Issued Patents All Time
Showing 1–12 of 12 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6527878 | Thixocast casting material, process for preparing thixocasting semi-molten casting material, thixocast process, fe-based cast product, and process for thermally treating fe-based cast product | Takeshi Sugawara, Masayuki Tsuchiya, Kazuo Kikawa, Isamu Takagi | 2003-03-04 |
| 6136101 | Casting material for thixocasting, method for preparing partially solidified casting material for thixocasting, thixo-casting method, iron-base cast, and method for heat-treating iron-base cast | Takeshi Sugawara, Masayuki Tsuchiya, Kazuo Kikawa, Isamu Takagi | 2000-10-24 |
| 5993572 | Thixocasting process, and thixocasting aluminum alloy material | Nobuhiro Saito, Takeyoshi Nakamura, Takeshi Sugawara, Kazuo Kikawa | 1999-11-30 |
| 5925199 | Process for producing a thixocast semi-molten material | Nobuhiro Saito, Takeyoshi Nakamura | 1999-07-20 |
| 5849115 | Alloy material for thixocasting, process for preparing semi-molten alloy material for thixocasting and thixocasting process | Nobuhiro Saito, Takeyoshi Nakamura, Takeshi Sugawara | 1998-12-15 |
| 5415710 | Heat-resistant aluminum alloy having high fatigue strength | Fumito Usuzaka, Yoshimasa Ohkubo, Shinichi Tani | 1995-05-16 |
| 5394931 | Aluminum-based alloy cast product and process for producing the same | Nobuhiro Saito, Takeyoshi Nakamura | 1995-03-07 |
| 4989556 | Valve spring retainer for valve operating mechanism for internal combustion engine | Masami Hoshi, Tadayoshi Hayashi | 1991-02-05 |
| 4867806 | Heat-resisting high-strength Al-alloy and method for manufacturing a structural member made of the same alloy | — | 1989-09-19 |
| 4853179 | Method of manufacturing heat resistant, high-strength structural members of sintered aluminum alloy | — | 1989-08-01 |
| 4834941 | Heat-resisting high-strength Al-alloy and method for manufacturing a structural member made of the same alloy | — | 1989-05-30 |
| 4711823 | High strength structural member made of Al-alloy | — | 1987-12-08 |