Issued Patents All Time
Showing 1–25 of 35 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6709197 | Large capacity boat lift | Daniel S. Carter | 2004-03-23 |
| 6640736 | Synchronously driven, multiple cable boat lift | Shawn M. McLaughlin, Daniel S. Carter, John Kohlhauff | 2003-11-04 |
| 6543375 | Solar powered boat lift | Shawn M. McLaughlin | 2003-04-08 |
| 6408776 | Synchronously driven, multiple cable boat lift | Shawn M. McLaughlin, Daniel S. Carter, John Kohlhauff | 2002-06-25 |
| 6230639 | Single motor boat lift having horizontally and longitudinally driven cables | Shawn M. McLaughlin, Daniel S. Carter, John Kohlhauff | 2001-05-15 |
| 6158061 | Sanitary toilet with integral water supply and manual flush assembly | David Cameron, John M. Antos | 2000-12-12 |
| 5988941 | Boat lift cable lock apparatus | Daniel S. Carter | 1999-11-23 |
| 5957623 | Electrically insulated positive drive boat lift | Daniel S. Carter | 1999-09-28 |
| 5915877 | Positive drive boat lift | Daniel S. Carter | 1999-06-29 |
| 5833417 | Adjustable clamping assembly | Daniel S. Carter | 1998-11-10 |
| 5611206 | Butter storing and conditioning device | — | 1997-03-18 |
| 5363532 | Apparatus for clamping eyeglasses | — | 1994-11-15 |
| 5318275 | Portable waste holding tank with improved inlet valve assembly | John A. Hoffman, John M. Antos, Kevin B. Chlebek | 1994-06-07 |
| 5247974 | Pneumatic sealing device for waste disposal systems | John M. Antos, George Grech | 1993-09-28 |
| 5073994 | Low water toilet with pulsed flush | Michael Wolcott, John M. Antos | 1991-12-24 |
| 5060320 | Recreational vehicle toilet with foot pedal flush | John M. Antos, David Cameron | 1991-10-29 |
| 5056166 | Self-contained RV sanitary systems | John M. Antos | 1991-10-15 |
| 5031249 | Universal recreational vehicle toilet system with removable holding tank | — | 1991-07-16 |
| 5010602 | Toilet with pulsed flow of flush water | John M. Antos, Scott I. Biba | 1991-04-30 |
| 4974899 | Recreational vehicle use system particularly tank installation | — | 1990-12-04 |
| 4944048 | Self-contained RV sanitary system | John M. Antos | 1990-07-31 |
| 4926508 | Portable toilet with battery operated flush assembly | John M. Antos, Scott I. Biba | 1990-05-22 |
| 4906033 | RV door assembly | John M. Antos | 1990-03-06 |
| 4892349 | Toilet system with removable holding tank for recreational vehicles | — | 1990-01-09 |
| 4779650 | Telescoping drain assembly for recreational vehicles | John M. Antos, George Grech | 1988-10-25 |