Issued Patents All Time
Showing 25 most recent of 29 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 12280284 | Pilates exercise machine | Judith Aronson | 2025-04-22 |
| 11738231 | Pilates exercise machine | Judith Aronson | 2023-08-29 |
| 11103737 | Pilates exercise machine | Judith Aronson | 2021-08-31 |
| 10582765 | Automated brush cleaning and drying apparatus | Christine Elizabeth Duell, Spencer L. Mackay, Takuya Idehara, Kimberlee Cozby Muenzer | 2020-03-10 |
| 10495315 | Egg shaped barbeque grill | Robert A. DeMars, Takuya Idehara, Jim Keen, Spencer L. Mackay | 2019-12-03 |
| D857440 | Barbeque grill | Robert A. DeMars, Takuya Idehara, Jim Keen, Spencer L. Mackay | 2019-08-27 |
| 10272281 | Pilates exercise machine | Judith Aronson | 2019-04-30 |
| 10046193 | Pilates exercise machine | Judith Aronson | 2018-08-14 |
| D822423 | Barbeque grill | Robert A. DeMars, Takuya Idehara, Jim Keen, Spencer L. Mackay | 2018-07-10 |
| 8118019 | Cooking apparatus with charcoal starting device | Robert A. DeMars | 2012-02-21 |
| 7900624 | Barbecue cooking apparatus with ventilation system | Robert A. DeMars | 2011-03-08 |
| 7681568 | Barbecue cooking apparatus with ash scraper assembly | Robert A. DeMars | 2010-03-23 |
| 7575002 | Barbecue cooking apparatus with ash bin and chimney device | Robert A. DeMars | 2009-08-18 |
| 7228792 | Cooker with latching drip tray for selectively opening and closing grease dispensing apertures in cooking pan | Robert A. DeMars, Spencer L. Mackay, John R. Petersen | 2007-06-12 |
| 6910302 | Door hold open and controlled release mechanism | — | 2005-06-28 |
| 6827076 | Quick start barbecue | Robert A. DeMars | 2004-12-07 |
| 6820662 | Vertical bubble dispensing device | Robert A. DeMars | 2004-11-23 |
| 6446838 | Valve assembly for hand operated water gun | — | 2002-09-10 |
| 6446837 | Liquid reservoir for hand operated water gun | — | 2002-09-10 |
| 6361512 | Massaging apparatus using inflatable bladders | Spencer L. Mackay, Chris J. Wilson, John R. Petersen, Cleve A. Graham | 2002-03-26 |
| 6325246 | Hand operated water gun | Robert A. DeMars | 2001-12-04 |
| 6007754 | Method for making a set of embossing dies | Kevin L. Corcoran, Adrienne T. DiCamillo | 1999-12-28 |
| 5855039 | Delay door closer | — | 1999-01-05 |
| 5851348 | Dispenser for tags, labels, indexing tabs and the like | Kimberlee Cozby Muenzer | 1998-12-22 |
| 5799828 | Water gun | — | 1998-09-01 |