Issued Patents 1994
Showing 1–4 of 4 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5346669 | Ozone-friendly sterilant mixture | Mark A. Sweval, W. Douglas Register, Yuichi Iikubo | 1994-09-13 |
| 5314682 | Ozone friendly sterilant mixture | Mark A. Sweval, W. Douglas Register, Yuichi Iikubo | 1994-05-24 |
| 5314926 | Hydrofluorocarbon compositions as blowing agents for cellular plastics | Yuichi Iikubo, W. Douglas Register, Richard S. Rose | 1994-05-24 |
| 5278196 | Hydrofluorocarbon compositions as blowing agents for cellular plastics | Yuichi Iikubo, W. Douglas Register, Richard S. Rose | 1994-01-11 |