| 7243676 |
Combination umbrella and inverted bi-directional valve |
— |
2007-07-17 |
| 7225829 |
Flow-control valve assembly |
— |
2007-06-05 |
| 7222643 |
Internal post flow control |
— |
2007-05-29 |
| 7097632 |
Automatic valve |
Benedict Shia |
2006-08-29 |
| 6612344 |
Integrated vent and fluid transfer fitment |
Phillip Nagel, Gordon E. Atkinson, Arnold George Benecke |
2003-09-02 |
| 6491069 |
Integrated vent and fluid transfer fitment |
Phillip Nagel, Gordon E. Atkinson, Arnold George Benecke |
2002-12-10 |
| 6427730 |
Integrated vent and fluid transfer fitment |
Phillip Nagel, Gordon E. Atkinson, Arnold George Benecke |
2002-08-06 |
| 6206058 |
Integrated vent and fluid transfer fitment |
Phillip Nagel, Gordon E. Atkinson, Arnold George Benecke |
2001-03-27 |
| 5992462 |
Disc type check valve |
Gordon E. Atkinson |
1999-11-30 |
| 5769275 |
Dual dispensing valve assembly |
Dennis A. Boehmer, Gordon E. Atkinson, James R. Kunce |
1998-06-23 |
| 5536021 |
Damper seal |
Dennis A. Boehmer, Peter L. J. Nijland |
1996-07-16 |
| 5375292 |
System and method for vacuum extraction of foreign materials |
— |
1994-12-27 |
| 5261459 |
Miniature duckbill valve having a low cracking pressure and high flow rate |
Gordon E. Atkinson, James R. Kunce |
1993-11-16 |
| 5163926 |
Suction metering and mixing device |
Gordon E. Atkinson |
1992-11-17 |
| 5141501 |
Suction metering and mixing device |
Gordon E. Atkinson |
1992-08-25 |
| 5103854 |
Low pressure check valve for artificial respiration devices |
Dennis A. Boehmer, Gordon E. Atkinson |
1992-04-14 |
| 5010925 |
Normally closed duckbill valve assembly |
Gordon E. Atkinson |
1991-04-30 |
| 4986310 |
Low pressure check valve |
Gordon E. Atkinson, Dennis A. Boehmer |
1991-01-22 |
| 4920735 |
Operational carrier for wheel-type hay rake |
Gilber D. Bailey |
1990-05-01 |
