Issued Patents All Time
Showing 1–4 of 4 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5415703 | Very thin electrical steel strip having low core loss and high magnetic flux density and a process for producing the same | Yoshiyuki Ushigami, Norito Abe, Sadami Kousaka, Osamu Honjo, Tadashi Nakayama | 1995-05-16 |
| 5026439 | Process for preparing wound core having low core loss | Masaki Tanaka, Norito Abe, Masao Yabumoto, Yoshiyuki Ushigami | 1991-06-25 |
| 4592789 | Process for producing a grain-oriented electromagnetic steel sheet or strip | Yakichiro Kawamo, Yozo Suga, Tadashi Nakayama | 1986-06-03 |
| 4437910 | Process for producing grain-oriented electromagnetic steel sheet | Takaaki Yamamoto, Tadashi Nakayama, Fumio Matsumoto, Satohiro Hayami | 1984-03-20 |