Issued Patents All Time
Showing 1–7 of 7 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 8779018 | Catalyst composition for production of rigid polyurethane foam and isocyanurate-modified rigid polyurethane foam and raw-material composition containing the same | Yutaka Tamano | 2014-07-15 |
| 8513318 | Method for producing a rigid polyurethane foam | Hiroyuki Kiso, Yutaka Tamano | 2013-08-20 |
| 7183331 | Method for producing a rigid polyurethane foam | Hiroyuki Kiso, Yutaka Tamano | 2007-02-27 |
| 6777456 | Method for producing a rigid polyurethane foam | Hiroyuki Kiso, Yutaka Tamano | 2004-08-17 |
| 6384097 | Amine catalyst for producing rigid polyurethane foam | Yutaka Tamano, Shuichi Okuzono | 2002-05-07 |
| 6384177 | Process for producing polyurethane and polyisocyanurate | Yutaka Tamano, Shuichi Okuzono | 2002-05-07 |
| 6307102 | Amine catalyst for producing polyurethane and polyisocyanurate | Yutaka Tamano, Shuichi Okuzono | 2001-10-23 |