RZ

Ronald J. Zdrojkowski

RE Respironics: 11 patents #7 of 142Top 5%
RI Ric Investments: 2 patents #105 of 265Top 40%
📍 Pittsburgh, PA: #515 of 7,570 inventorsTop 7%
🗺 Pennsylvania: #5,397 of 74,527 inventorsTop 8%
Overall (All Time): #355,918 of 4,157,543Top 9%
14
Patents All Time

Issued Patents All Time

Showing 1–14 of 14 patents

Patent #TitleCo-InventorsDate
7100607 Breathing gas delivery method and apparatus Mark H. Sanders, Mark C. Estes 2006-09-05
6948497 Breathing gas delivery method and apparatus Mark H. Sanders, Mark C. Estes 2005-09-27
6539940 Breathing gas delivery method and apparatus Mark H. Sanders, Mark C. Estes 2003-04-01
6305374 Breathing gas delivery method and apparatus Mark C. Estes 2001-10-23
6029664 Breathing gas delivery method and apparatus Mark C. Estes 2000-02-29
5937855 Flow regulating valve in a breathing gas delivery system Frank V. Blazek, John Raymond Pujol 1999-08-17
5878743 Pressure sensitive flow control valve John R. Starr, Joseph M. Miceli, Jr. 1999-03-09
5803065 Breathing gas delivery method and apparatus Mark C. Estes 1998-09-08
5685296 Flow regulating valve and method Frank V. Blazek, John Raymond Pujol 1997-11-11
5632269 Breathing gas delivery method and apparatus 1997-05-27
5433193 Breathing gas delivery method and apparatus Mark H. Sanders 1995-07-18
5313937 Leak compensation method and apparatus for a breathing system 1994-05-24
5148802 Method and apparatus for maintaining airway patency to treat sleep apnea and other disorders Mark H. Sanders 1992-09-22
4369785 Surgical fluid flow system Paul G. Rehkopf 1983-01-25