Issued Patents All Time
Showing 1–4 of 4 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6316106 | Filler sand for a ladle tap hole valve | Hideto Takasugi, Manabu Tano, Takeshi Ishii, Shinichi Akai, Hirohisa Nakashima | 2001-11-13 |
| 6051514 | Sliding nozzle filler | Jun Ayama, Akira Ohashi, Manabu Tano, Hideto Takasugi, Hirohisa Nakashima | 2000-04-18 |
| 5307863 | Method for continuous casting of slab | Jun Kubota, Toshio Masaoka, Kazutaka Okimoto, Takashi Mori | 1994-05-03 |
| 4416580 | Claw crane with pushers | Yukio Haga, Tomeo Kai, Gengi Kanatani | 1983-11-22 |