| 10451215 |
Extendable/retractable support column |
John Norris |
2019-10-22 |
| 10012344 |
Extendable/retractable support column |
John Norris |
2018-07-03 |
| 9709212 |
Extendable/retractable support column |
John Norris |
2017-07-18 |
| 8955811 |
Extendable/retractable support column |
John Norris |
2015-02-17 |
| 8366066 |
Extendable/retractable support column |
John Norris |
2013-02-05 |
| 7357365 |
Extendable/retractable support column |
John Norris |
2008-04-15 |
| 6666086 |
Automatic boiler level controller |
Thomas Lee |
2003-12-23 |
| 6635291 |
Leavened dough or batter packaging system |
Michael R. Perry |
2003-10-21 |
| 6575010 |
Method and system for detecting and cross-checking faulty sensors in liquid level indicators and controllers |
Thomas Lee |
2003-06-10 |
| 6242024 |
Packaged dough product |
Michael R. Perry |
2001-06-05 |
| 6012660 |
Rotary ice shaving machine |
— |
2000-01-11 |
| 5647656 |
Illuminated fluid level indicator |
David E. Brown, Michael J. Kett |
1997-07-15 |
| 5645336 |
Illuminated fluid level indicator |
David E. Brown, Michael J. Kett |
1997-07-08 |