Issued Patents All Time
Showing 26–41 of 41 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5134751 | Hand-held vacuum cleaner | Charles A. Reed, Jr., Richard B. Kosten, Robert Osit | 1992-08-04 |
| 5099545 | Vacuum cleaner including a squeegee | John B. Mallow | 1992-03-31 |
| 5092015 | Hand-held vacuum cleaner with attachment connector | Richard B. Kosten, Robert Osit | 1992-03-03 |
| 5065473 | Filter assembly for a vacuum cleaner | Richard B. Kosten | 1991-11-19 |
| 5020187 | Filter assembly for a vacuum cleaner | Richard B. Kosten, Gary Van Deursen | 1991-06-04 |
| 4968174 | Latch for telescoping handle of vacuum cleaner | — | 1990-11-06 |
| 4967443 | Filter assembly for a vacuum cleaner | Richard B. Kosten | 1990-11-06 |
| 4951348 | Rotatable indexable accessory vacuum cleaner tool | Richard B. Kosten, Ron Barker, Burton E. Gerke, Jr. | 1990-08-28 |
| 4947514 | Internal contact for a charging circuit | Burton E. Gerke, Jr., Michael E. Bitzel, Robert Kubicko | 1990-08-14 |
| 4928347 | Vacuum cleaner dust bowl latch and release system | Richard B. Kosten | 1990-05-29 |
| 4920606 | Electrical power circuit for a vacuum cleaner | Burton E. Gerke, Jr., Michael E. Bitzel, Robert Kubicko | 1990-05-01 |
| 4912805 | Dual-purpose rotating brush for vacuum cleaner | Michael E. Bitzel, William D. Ryckman, Jr. | 1990-04-03 |
| 4628185 | Toaster oven and protective hood | Richard L. Norwood, Roman Czernik, Olle E. Haggstrom | 1986-12-09 |
| 4517452 | Electric toaster oven broiler control | Richard L. Norwood | 1985-05-14 |
| 4516011 | Portable electric appliance for steaming hair rollers prior to use | Ronald E. Jeffress, David J. Wanat | 1985-05-07 |
| 4456820 | Rotary cam and sensor temperature control for V-1000 toaster oven | Paul V. Snyder | 1984-06-26 |