Issued Patents All Time
Showing 1–6 of 6 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 7964803 | Magnetic shield structure having openings and a magnetic material frame therefor | Takeshi Saito, Masanori Karikomi, Masanori Niwa, Hiroshi Ishikawa, Satoru Miura +3 more | 2011-06-21 |
| 6387522 | Grain-oriented electrical steel sheet for low-noise transformer | Hisashi Mogi, Masahiro Fujikura, Masato Mizokami | 2002-05-14 |
| 6368424 | Grain-oriented electrical steel sheets having excellent magnetic characteristics, its manufacturing method and its manufacturing device | Tatsuhiko Sakai, Naoya Hamada, Katsuhiro Minamida, Kimihiko Sugiyama, Hisashi Mogi | 2002-04-09 |
| 5840131 | Process for producing grain-oriented electrical steel sheet having excellent glass film and magnetic properties | Kenichi Yakashiro, Hotaka Honma, Maremizu Ishibashi, Tomoji Kumano, Koji Yamasaki +2 more | 1998-11-24 |
| 5685920 | Annealing separator having excellent reactivity for grain-oriented electrical steel sheet and method of use the same | Osamu Tanaka, Maremizu Ishibashi, Tsuyoshi Hamaya, Tsutomu Haratani, Tomoji Kumano +3 more | 1997-11-11 |
| 4290829 | Process for box annealing a steel strip coil | Hiromichi Koshiishi, Kunio Mori, Hiroshi Sato | 1981-09-22 |