Issued Patents All Time
Showing 1–5 of 5 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 9174856 | Floatation separation apparatus, method of floatation separation, and method of manufacturing products using the same | Koji Takasu, Kiyotaka Tatsumi | 2015-11-03 |
| 7836646 | Wall construction of architectural structure | — | 2010-11-23 |
| 7823858 | Method for forming masonry unit | Tomoyuki Koyama | 2010-11-02 |
| 7561936 | Method for planning construction of brick wall | — | 2009-07-14 |
| 6915614 | Bricklaying structure, bricklaying method, and brick manufacturing method | — | 2005-07-12 |