Issued Patents All Time
Showing 1–18 of 18 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 11883980 | Molding unit, molding machine, and molding method | Hiroyuki Miyazaki | 2024-01-30 |
| 8186416 | Equipment for molding mold with molding flask and method for molding mold with molding flask | Minoru Hirata, Mitsuyuki Matsushita | 2012-05-29 |
| 7726380 | Method for manufacturing sand mold | Minoru Hirata | 2010-06-01 |
| 7237593 | Molding machine and a pattern carrier used therefor | Minoru Hirata, Yutaka Hadano | 2007-07-03 |
| 6823929 | Die molding machine and pattern carrier | Minoru Hirata, Yutaka Hadano | 2004-11-30 |
| 6752196 | Method and device for filling casting sand | Minoru Hirata, Yutaka Hadano | 2004-06-22 |
| 6749003 | Compressing method for casting sand and device therefor | Minoru Hirata, Yutaka Hadano | 2004-06-15 |
| 6684933 | Method and apparatus for compacting molding sand | Minoru Hirata, Yutaka Hadano, Tsuyoshi Sakai | 2004-02-03 |
| 6662855 | Molding device and molding method or sand mold | Minoru Hirata, Yutaka Hadano | 2003-12-16 |
| 6474400 | Molding equipment for framed sand molds | Minoru Hirata, Yutaka Hadano | 2002-11-05 |
| 6253827 | Method of compressing molding sand using independently controlled gas guiding pipes | Minoru Hirata | 2001-07-03 |
| 5996678 | Apparatus for making mold | Shigeo Oda, Ryoji Kanayama, Kuniyasu Mori, Kazuo Sugimoto | 1999-12-07 |
| 5947185 | Method and apparatus for pre-compacting molding sand | Shigeo Oda, Ryoji Kanayama, Kuniyasu Mori, Kazuo Sugimoto | 1999-09-07 |
| 5794681 | Molding machine | Shigeo Oda, Kazuharu Matsui, Ryoji Kanayama, Kuniyasu Mori, Kazuo Sugimoto | 1998-08-18 |
| 5409052 | Device for simultaneously forming cope and drag molds | Minoru Hirata | 1995-04-25 |
| 4781236 | Method of and device for producing mold core | Nagato Uzaki, Isao Atsumi, Hisashi Harada, Kunihiro Hashimoto, Osamu Motomatsu | 1988-11-01 |
| 4289194 | Molding machine | Nagato Uzaki, Yasutaro Kawamura, Masaharu Hasizume | 1981-09-15 |
| 4230172 | Molding apparatus with a compressed air squeeze plate | Nagato Uzaki, Yasutaro Kawamura, Masaharu Hasizume | 1980-10-28 |