Issued Patents All Time
Showing 1–9 of 9 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 10125416 | Steel for nitrocarburizing and nitrocarburized component, and methods for producing said steel for nitrocarburizing and said nitrocarburized component | Yasuhiro Omori, Kiyoshi Uwai, Takashi Iwamoto, Keisuke Ando, Kunikazu Tomita | 2018-11-13 |
| 9732395 | Ingot for bearing and production process | Minoru Honjo, Kiyoshi Uwai | 2017-08-15 |
| 9139887 | Bearing steel and ingot material for bearing having excellent rolling contact fatigue life characteristics and method for manufacturing the same | Minoru Honjo, Kazukuni Hase, Tatsumi Kimura | 2015-09-22 |
| 7955445 | Internal high hardness type pearlitic rail with excellent wear resistance and rolling contact fatigue resistance and method for producing same | Minoru Honjo, Tatsumi Kimura, Shinichi Suzuki, Kimihiro Nishimura, Nobuo Shikanai | 2011-06-07 |
| 6375763 | Pearlitic steel railroad rail | Hiroyasu Yokoyama | 2002-04-23 |
| 5580402 | Low baking temperature hardenable aluminum alloy sheet for press-forming | Takeshi Fujita, Masakazu Niikura, Masataka Suga, Kohei Hasegawa | 1996-12-03 |
| 5460666 | Method of manufacturing natural aging-retardated aluminum alloy sheet | Takeshi Fujita, Kohei Hasegawa, Masataka Suga, Masakazu Niikura, Koichi Ohori +1 more | 1995-10-24 |
| 5441582 | Method of manufacturing natural aging-retardated aluminum alloy sheet exhibiting excellent formability and excellent bake hardenability | Takeshi Fujita, Kohei Hasegawa, Masataka Suga | 1995-08-15 |
| 4983357 | Heat-resistant TiAl alloy excellent in room-temperature fracture toughness, high-temperature oxidation resistance and high-temperature strength | Seishi Tsuyama, Kuninori Minakawa | 1991-01-08 |