Issued Patents All Time
Showing 26–36 of 36 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6726839 | Point-of-use water treatment system | — | 2004-04-27 |
| 6716343 | Point-of-use water treatment system | Dennis J. Kool, James A. Woodard, Jr. | 2004-04-06 |
| 6533930 | Point-of-use water treatment system | Dennis J. Kool, James A. Woodard, Jr., Dale Aberegg, Greg Snyder, Dan Goetz | 2003-03-18 |
| 6368504 | Carbon block water filter | Roy W. Kuennen, Karen J. VanderKooi, Kenneth E. Conrad | 2002-04-09 |
| D445970 | Portable vehicle washing system | — | 2001-07-31 |
| 6245229 | Point-of-use water treatment system | Dennis J. Kool, James A. Woodard, Jr., Dale Aberegg, Greg Snyder, Dan Goetz | 2001-06-12 |
| 5817263 | End flow filter and method of making same | — | 1998-10-06 |
| 5468171 | Portable puppet theater systems | — | 1995-11-21 |
| 5090903 | Dental prosthesis with controlled fluid dispensing means | Leonard Ross | 1992-02-25 |
| 4857114 | Floor polish remover | Ernest H. Brumbaugh | 1989-08-15 |
| 4664836 | Drain cleaner | Steven Richard Klemm | 1987-05-12 |