Issued Patents All Time
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 9243448 | Door control systems | Xin Cui, Michael D. Mankoski, G. Bruce Burwell | 2016-01-26 |
| 8667620 | Toilet with reduced water usage | Terrence J. Andersen | 2014-03-11 |
| 8151379 | Toilet with reduced water usage | Terrence J. Andersen | 2012-04-10 |
| 8061386 | Swivel joint for faucet | Mario E. Semchuck | 2011-11-22 |
| 7658202 | Low-profile valve assembly | Terrence J. Andersen | 2010-02-09 |
| 7076814 | High flow rate water supply assembly | Michael H. Ostrowski, James Ray Lewis, Stanley P. Kaymen, John H. Schott | 2006-07-18 |
| 6725472 | Combined faucet and drain assembly | Ricardo O. Gray, Perry D. Erickson, Mark F. McMullen | 2004-04-27 |
| 6484330 | Combined faucet and drain assembly | Ricardo O. Gray, Perry D. Erickson, Mark F. McMullen | 2002-11-26 |
| 4784527 | Modular drilling template for drilling subsea wells | Andrew Hunter, Wen-Jen Wang | 1988-11-15 |