TN

Takeo Nagashima

NS Nippon Steel: 8 patents #274 of 4,423Top 7%
TC Taiyo Steel Co.: 1 patents #4 of 19Top 25%
Overall (All Time): #588,928 of 4,157,543Top 15%
9
Patents All Time

Issued Patents All Time

Showing 1–9 of 9 patents

Patent #TitleCo-InventorsDate
6284062 Member for immersion in hot dip galvanizing bath and method for producing the same Eizo Sakuma, Katsuaki Takano 2001-09-04
5961744 Grain oriented silicon steel sheet having low core loss and method of manufacturing same Shuichi Yamazaki, Hiroyasu Fujii, Yoshiyuki Ushigami, Osamu Tanaka, Katsurou Kuroki +1 more 1999-10-05
5782998 Grain oriented electrical steel sheet having specular surface Yoshiyuki Ushigami, Shuichi Yamazaki, Hiroyasu Fujii, Yozo Suga, Tadashi Nakayama +2 more 1998-07-21
5753051 Oriented electrical steel sheet having low core loss and method of manufacturing same Takao Kanai, Kei Tanemoto, Shuichi Yamazaki 1998-05-19
5679177 Oriented electrical steel sheet having low core loss and method of manufacturing same Takao Kanai, Kei Tanemoto, Shuichi Yamazaki 1997-10-21
5565272 Grain oriented silicon steel sheet having excellent primary film properties Hiroaki Masui, Morio Shiozaki, Nobuyuki Takahashi, Hisashi Kabayashi, Shuichi Yamazaki +1 more 1996-10-15
5478410 Process for producing grain-oriented electrical steel sheet having low watt loss Yoshiyuki Ushigami, Yozo Suga 1995-12-26
5411808 Oriented electrical steel sheet having low core loss and method of manufacturing same Takao Kanai, Kei Tanemoto, Shuichi Yamazaki 1995-05-02
4888066 Method for producing grain-oriented electrical steel sheet with very high magnetic flux density Yasunari Yoshitomi, Kenzo Iwayama, Kenichi Yakashiro 1989-12-19