DC

Douglas T. Carson

II Isco International: 12 patents #6 of 51Top 15%
Overall (All Time): #280,251 of 4,157,543Top 7%
17
Patents All Time

Issued Patents All Time

Patent #TitleCo-InventorsDate
6263747 Remote installation method and tool Paul George Wright, John D. Hull 2001-07-24
6081065 Pumping system Fredrick Alan Nabity, Paul George Wright, Raymond Hulinsky 2000-06-27
5844137 Purge system 1998-12-01
5777892 Doppler shift velocity measuring system with correction factors Frederick A. Nabity, Larry Lee Fritz, Ralph E. Setter 1998-07-07
5701646 Method of making a sensor Frederick A. Nabity, Paul George Wright, Raymond Hulinsky 1997-12-30
5664464 Low stress engine for converting motion between reciprocating and rotational motion 1997-09-09
5557536 Direct measurement ultrasonic velocity measuring system Frederick A. Nabity, Larry Lee Fritz 1996-09-17
5425390 Purging method 1995-06-20
5401139 Pumping system Frederick A. Nabity, Paul George Wright, Raymond Hulinsky 1995-03-28
5371686 Ultrasonic fluid velocity measuring system Frederick A. Nabity, Larry Lee Fritz 1994-12-06
5280721 Purge system 1994-01-25
5275042 Variable gate flow analyzing method and apparatus Larry Lee Fritz, Lowell Robert Nickolaus, Louis F. Lederer 1994-01-04
5125801 Pumping system Frederick A. Nabity, Paul George Wright, Raymond Hulinsky 1992-06-30
4932373 Motion converting mechanism 1990-06-12
4658768 Engine 1987-04-21
4543919 Engine 1985-10-01
4485769 Engine 1984-12-04