Issued Patents All Time
Showing 1–19 of 19 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5799351 | Swimming pool cleaner with vibratory power | Dieter J. Rief, Pavel Sebor | 1998-09-01 |
| 5554277 | In-line leaf trap | Dieter J. Rief | 1996-09-10 |
| 5469596 | Dual-use and manual pool cleaning apparatus | Dieter J. Rief | 1995-11-28 |
| 5428854 | Replaceable brush rings for pool cleaners | Dieter J. Rief | 1995-07-04 |
| 5379473 | Automatic swimming pool cleaner | Dieter J. Rief | 1995-01-10 |
| 5363877 | Suction regulating valve | Dieter J. Rief | 1994-11-15 |
| 5293659 | Automatic swimming pool cleaner | Dieter J. Rief, Jerauld George Wright, Paul Sebor | 1994-03-15 |
| D304505 | Underwater pool cleaning apparatus | Robert W. Maier, Charles J. Patterson, Deiter Rief, John Leavitt Gard | 1989-11-07 |
| 4823837 | Skimmer cover plate | — | 1989-04-25 |
| 4817991 | Safety fitting for a vacuum orifice in a swimming pool | Deiter Rief | 1989-04-04 |
| 4776953 | Skimmer cover plate | — | 1988-10-11 |
| 4729406 | Automatic valve for use with pool cleaning devices | — | 1988-03-08 |
| 4654141 | In-line filter for a low pressure pool cleaning system | — | 1987-03-31 |
| 4643217 | Automatic valve for use with pool cleaning devices | — | 1987-02-17 |
| 4592378 | Low pressure pool cleaner system | — | 1986-06-03 |
| 4569361 | Low pressure pool cleaner system | — | 1986-02-11 |
| 4526186 | Low pressure pool cleaner | — | 1985-07-02 |
| 4343603 | Machine for encapsulating food in dough | Roger Pavlow | 1982-08-10 |
| 4221515 | Deck container restraint apparatus and process | James A. Brown | 1980-09-09 |