Issued Patents All Time
Showing 26–36 of 36 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 8062438 | Hot-rolled thin steel sheet with excellent formability and excellent strength and toughness after heat treatment, and method for manufacturing the same | Nobuyuki Nakamura | 2011-11-22 |
| 7955444 | High strength steel sheet and method for manufacturing the same | Tamako Ariga, Takeshi Yokota, Akio Kobayashi | 2011-06-07 |
| 7347902 | High tensile hot rolled steel sheet excellent in shape freezing property and endurance fatigue characteristics after forming | Tetsuya Mega, Kei Sakata | 2008-03-25 |
| 6638371 | Cold-rolled steel sheet having ultrafine grain structure and method for manufacturing the same | Tetsuo Mochida, Kei Sakata, Tomohisa Oonishi | 2003-10-28 |
| 6392297 | Electronic circuit element of conductor/insulator stacked type using high machinability substrate and benzocyclobutene as insulator | — | 2002-05-21 |
| 6376912 | Common mode choke coil of the conductor/insulator stacked type that uses a high machinability substrate and benzocyclobutene as the insulator | — | 2002-04-23 |
| 6087019 | Plated steel sheet | Makoto Isobe, Chiaki Kato, Masaaki Kohno | 2000-07-11 |
| 6068887 | Process for producing plated steel sheet | Makoto Isobe, Chiaki Kato | 2000-05-30 |
| 5882803 | High-strength hot dip galvannealed steel sheets having excellent plating properties and method of producing the same | Kei Sakata, Toshiyuki Kato, Shigeru Umino, Chiaki Kato | 1999-03-16 |
| 5853503 | Hot rolled steel sheets and method of producing the same | Kei Sakata, Osamu Furukimi, Takashi Obara | 1998-12-29 |
| 5542994 | Method for manufacturing a high-formable, high-strength cold-rolled steel sheet excellent in resistance to secondary working embrittlement | Kaneharu Okuda, Kei Sakata, Toshiyuki Kato, Takashi Ono | 1996-08-06 |