Issued Patents All Time
Showing 1–23 of 23 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 7726342 | Variable output pressure backup valve | Suresh Gopalan | 2010-06-01 |
| 7373948 | Variable output pressure backup valve | Suresh Gopalan | 2008-05-20 |
| 6802963 | Pool cleaner debris bag | — | 2004-10-12 |
| D489150 | Truck swimming pool cleaner | — | 2004-04-27 |
| 6625833 | Pool cleaning apparatus with adjustable bumper assembly | Suresh Gopalan | 2003-09-30 |
| D471330 | Automatic swimming pool cleaner | — | 2003-03-04 |
| 6423217 | Pool cleaner having vortex drive tube | Suresh Gopalan | 2002-07-23 |
| 6379542 | Pool cleaner with righting weight assembly | — | 2002-04-30 |
| 6357478 | Suction flow regulator | Suresh Gopalan | 2002-03-19 |
| 6193885 | Pool cleaner debris bag | — | 2001-02-27 |
| 6158464 | Low pressure back-up valve for pool cleaner | Daniel Caris | 2000-12-12 |
| 6099091 | Traction enhanced wheel apparatus | — | 2000-08-08 |
| 6035879 | Automatic fill valve assembly | Robert E. Jones, James P. Ellis | 2000-03-14 |
| D421512 | Automatic swimming pool cleaner | — | 2000-03-07 |
| 6003184 | Automatic swimming pool cleaner | Robert E. Jones | 1999-12-21 |
| 5933899 | Low pressure automatic swimming pool cleaner | Bret Martin | 1999-08-10 |
| 5893188 | Automatic swimming pool cleaner | Robert E. Jones | 1999-04-13 |
| D379693 | Pool cleaner debris bag | Robert E. Jones | 1997-06-03 |
| 5603135 | Pool cleaner with replaceable mast | Robert E. Jones | 1997-02-18 |
| D376450 | Swimming pool cleaner | Robert E. Jones | 1996-12-10 |
| 5077853 | Pool cleaner | — | 1992-01-07 |
| 4856913 | Pool sweep bag | — | 1989-08-15 |
| 4784171 | Pool sweep modifications | — | 1988-11-15 |