| 9278235 |
Adaptive demand oxygen delivery system |
— |
2016-03-08 |
| 7565935 |
Powered tap driver with rotary control structure |
— |
2009-07-28 |
| 6517561 |
Motorized specimen cutter |
— |
2003-02-11 |
| 5951035 |
Trailer hitch alignment system |
David E. Veracka |
1999-09-14 |
| 5928189 |
Activity responsive therapeutic delivery system |
Ben A. Otsap |
1999-07-27 |
| 5425915 |
Culturette safety sleeve |
David M. Mathis, Ray Edwards, Jr., Albert Lopez |
1995-06-20 |
| 5256537 |
Culturette safety sleeve |
David M. Mathis, Ray Edwards, Jr., Albert Lopez |
1993-10-26 |
| 5163737 |
Cushion |
Joseph H. Navach, Robert Michael Felton |
1992-11-17 |
| 4953579 |
Quick acting diversion valves |
Ben A. Otsap |
1990-09-04 |
| 4796656 |
Method and apparatus for causing a series of mechanical actions |
Ben A. Otsap |
1989-01-10 |
| 4655024 |
Preconstructed building structures and method of construction and assembly |
Edward M. Grace |
1987-04-07 |
| 4612928 |
Method and apparatus for supplying a gas to a body |
Brian L. Tiep, Ben A. Otsap |
1986-09-23 |
| 4572177 |
Oxygen therapy apparatus |
Brian L. Tiep, Ben A. Otsap |
1986-02-25 |
| 4535767 |
Oxygen delivery apparatus |
Brian L. Tiep, Ben A. Otsap |
1985-08-20 |
| 4417574 |
Liquid drain for patient breathing apparatus |
Daniel A. Talonn, Alan B. Ranford |
1983-11-29 |
| 4221576 |
Automatic air filter changer |
— |
1980-09-09 |
| 4199543 |
Testing apparatus for dispensing a fluid |
— |
1980-04-22 |
