Issued Patents All Time
Showing 1–20 of 20 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 11952668 | Carburized part and method for manufacturing same | Miyuri UMEHARA | 2024-04-09 |
| 11203797 | Steel wire and wire rod | Makoto Okonogi, Akifumi Kawana, Hideaki Gotohda | 2021-12-21 |
| 10704118 | Steel wire and wire rod | Makoto Okonogi, Akifumi Kawana, Hideaki Gotohda | 2020-07-07 |
| 10538832 | Steel for carbonitrided bearing | Yutaka Neishi, Takahisa Suzuki, Tatsuya Koyama, Kohei Kanetani, Takashi Sada | 2020-01-21 |
| 10358706 | Carbonitrided bearing part | Yutaka Neishi, Takahisa Suzuki, Tatsuya Koyama, Kohei Kanetani, Takashi Sada | 2019-07-23 |
| 10287658 | Wire material for non-heat treated component, steel wire for non-heat treated component, and non-heat treated component and manufacturing method thereof | Makoto Okonogi, Akifumi Kawana, Hideaki Gotohda | 2019-05-14 |
| 9476112 | Steel wire rod or steel bar having excellent cold forgeability | Kei Miyanishi, Atsushi Monden, Shunta Homma | 2016-10-25 |
| 9255306 | Steel wire rod and method of producing same | Toshiyuki Manabe, Naoshi Hikita | 2016-02-09 |
| 9243315 | High-strength Zn—Al coated steel wire for bridges with excellent corrosion resistance and fatigue properties and method for manufacturing the same | Nobuyuki Shimoda, Toshimi Tarui, Junichi Kodama, Makoto Kosaka | 2016-01-26 |
| 9212410 | Steel rod and high strength steel wire having superior ductility and methods of production of same | Seiki Nishida | 2015-12-15 |
| 9212405 | Wire rod, steel wire, and manufacturing method thereof | Toshiyuki Manabe, Daisuke Hirakami, Nariyasu Muroga | 2015-12-15 |
| 8864920 | High strength wire rod excellent in drawability and method of producing same | Arata Iso, Seiki Nishida | 2014-10-21 |
| 8557060 | High-strength steel material with excellent hydrogen embrittlement resistance | Daisuke Hirakami, Toshimi Tarui, Seiki Nishida | 2013-10-15 |
| 8470099 | Wire rod, steel wire, and manufacturing method thereof | Toshiyuki Manabe, Daisuke Hirakami, Nariyasu Muroga | 2013-06-25 |
| 8308875 | High-strength wire rod excellent in drawing characteristics and method of manufacturing the same | Seiki Nishida, Makio Kikuchi | 2012-11-13 |
| 8168011 | High-strength steel wire excellent in ductility and method of manufacturing the same | Seiki Nishida, Makio Kikuchi | 2012-05-01 |
| 8142577 | High strength wire rod excellent in drawability and method of producing same | Arata Iso, Seiki Nishida | 2012-03-27 |
| 8105698 | Plated steel wire for parallel wire strand (PWS) with excellent twist properties | Toshiyuki Manabe, Seiki Nishida | 2012-01-31 |
| 8016953 | High-strength steel material with excellent hydrogen embrittlement resistance | Daisuke Hirakami, Toshimi Tarui, Seiki Nishida | 2011-09-13 |
| 7462250 | High strength, high toughness, high carbon steel wire rod and method of production of same | Seiki Nishida, Toshiyuki Kajitani, Wataru Yamada, Yoshitaka Nishikawa, Nariyasu Muroga +1 more | 2008-12-09 |