Search

Ronald J Zdrojkowski

from Pittsburgh, PA
Age ~82
Get Report
Also known as:
Ronald Dr Zdrojkowski, Ronald J Zdrojowski, Ron J Zdrojkowski, Ronald J Zdrolkowski, Ronald I
Phone and address:
622 Cascade Rd, Pittsburgh, PA 15221
(412) 731-0819
Related to:
Falcha BarkleyShannon BarkleyFalchadean BarkleyFalcha-Dean Barkley, 87Shannon Barkley, 54
Connected to:
Jared J Zdrojowy, 50Brooke L Zdrosky, 35Jacqueline S Zdunczyk, 40Adam M Zdunek, 40Donald J Zdunek, 43Robert P Zdunek, 59Sonya J Zdunek, 69Nathan Zdunich, 55Kristina Zdunski, 37Jennifer L Zdurne, 48

Ronald Zdrojkowski Phones & Addresses

  • 622 Cascade Rd, Pittsburgh, PA 15221 (412) 731-0819
  • Julian Woods Ln, Julian, PA 16844 (814) 353-0751
  • 4310 Michel Ct, Murrysville, PA 15668 (724) 325-9982 (814) 353-0751

Industries

Design

Resumes

Resumes

Ronald Zdrojkowski Photo 1

Independent Design Professional

View page
Location:
Greater Pittsburgh Area
Industry:
Design

Publications

Us Patents

Breathing Gas Delivery Method And Apparatus

View page
US Patent:
6539940, Apr 1, 2003
Filed:
Sep 26, 2001
Appl. No.:
09/966547
Inventors:
Ronald J. Zdrojkowski - Pittsburgh PA
Mark H. Sanders - Wexford PA
Mark Estes - Sylmar CA
Assignee:
Respironics, Inc. - Murrysville PA
International Classification:
A61M 1600
US Classification:
12820423, 12820418
Abstract:
An improved methodology and systems for delivery of breathing gas such as for the treatment of obstructive sleep apena through application of alternating high and low level positive airway pressure within the airway of the patient with the high and low airway pressure being coordinated with the spontaneous respiration of the patient, and improved methods and apparatus for triggering and for leak management in such systems.

Breathing Gas Delivery Method And Apparatus

View page
US Patent:
6948497, Sep 27, 2005
Filed:
Mar 3, 2003
Appl. No.:
10/378369
Inventors:
Ronald J. Zdrojkowski - Pittsburgh PA, US
Mark H. Sanders - Wexford PA, US
Mark Estes - Sylmar CA, US
Assignee:
RIC Investments, Inc. - Murrysville PA
International Classification:
A61M016/00
US Classification:
12820418, 12820421, 12820423
Abstract:
An improved methodology and systems for delivery of breathing gas such as for the treatment of obstructive sleep apnea through application of alternating high and low level positive airway pressure within the airway of the patient with the high and low airway pressure being coordinated with the spontaneous respiration of the patient, and improved methods and apparatus for triggering and for leak management in such systems.

Breathing Gas Delivery Method And Apparatus

View page
US Patent:
7100607, Sep 5, 2006
Filed:
May 27, 2005
Appl. No.:
11/139235
Inventors:
Ronald J. Zdrojkowski - Murrysville PA, US
Mark Sanders - Wexford PA, US
Mark Estes - Northridge CA, US
Assignee:
RIC Investments, Inc. - Wilmington DE
International Classification:
A61M 16/00
US Classification:
12820418, 12820423, 12820421
Abstract:
An improved methodology and systems for delivery of breathing gas such as for the treatment of obstructive sleep apnea through application of alternating high and low level positive airway pressure within the airway of the patient with the high and low airway pressure being coordinated with the spontaneous respiration of the patient, and improved methods and apparatus for triggering and for leak management in such systems.

Breathing Gas Delivery Method And Apparatus

View page
US Patent:
20070044796, Mar 1, 2007
Filed:
Jul 13, 2006
Appl. No.:
11/485819
Inventors:
Ronald Zdrojkowski - Murrysville PA, US
Mark Estes - Northridge CA, US
Mark Sanders - Wexford PA, US
Assignee:
RIC Investments, Inc. - Wilmington DE
International Classification:
A61M 16/00
US Classification:
128204180
Abstract:
An improved methodology and systems for delivery of breathing gas such as for the treatment of obstructive sleep apnea through application of alternating high and low level positive airway pressure within the airway of the patient with the high and low airway pressure being coordinated with the spontaneous respiration of the patient, and improved methods and apparatus for triggering and for leak management in such systems.

Method And Apparatus For Maintaining Airway Patency To Treat Sleep Apnea And Other Disorders

View page
US Patent:
51488027, Sep 22, 1992
Filed:
Sep 22, 1989
Appl. No.:
7/411012
Inventors:
Mark H. Sanders - Pittsburgh PA
Ronald J. Zdrojkowski - Pittsburgh PA
Assignee:
Respironics Inc. - Murrysville PA
International Classification:
A61M 1600
US Classification:
12820418
Abstract:
An improved methodology and apparatus for the treatment of sleep apnea through application of alternating high and low level positive airway pressure within the airway of the patient with the high and low airway pressure being coordinated with the spontaneous respiration of the patient.

Breathing Gas Delivery Method And Apparatus

View page
US Patent:
63053748, Oct 23, 2001
Filed:
Jan 14, 2000
Appl. No.:
9/483538
Inventors:
Ronald J. Zdrojkowski - Pittsburgh PA
Mark Estes - Trafford PA
Assignee:
Respironics, Inc. - Pittsburgh PA
International Classification:
A61M 1600
US Classification:
12820421
Abstract:
An improved methodology and systems for delivery of breathing gas such as for the treatment of obstructive sleep apnea through application of alternating high and low level positive airway pressure within the airway of the patient with the high and low airway pressure being coordinated with the spontaneous respiration of the patient, and improved methods and apparatus for triggering and for leak management in such systems.

Flow Regulating Valve And Method

View page
US Patent:
56852967, Nov 11, 1997
Filed:
Apr 21, 1995
Appl. No.:
8/426644
Inventors:
Ronald J. Zdrojkowski - Pittsburgh PA
Frank V. Blazek - Monroeville PA
John Raymond Pujol - Pittsburgh PA
Assignee:
Respironics Inc. - Pittsburgh PA
International Classification:
A62B 902
A62B 704
A61M 1600
F16K 3126
US Classification:
12820524
Abstract:
A flow regulating system including a valve and a method for maintaining a constant gas flow rate through a patient circuit to ambient exhaust at varying gas pressure by means of differential gas pressure applied to opposed sides of a valve diaphragm.

Breathing Gas Delivery Method And Apparatus

View page
US Patent:
6029664, Feb 29, 2000
Filed:
Mar 25, 1997
Appl. No.:
8/823855
Inventors:
Ronald J. Zdrojkowski - Pittsburgh PA
Mark Estes - Trafford PA
Assignee:
Respironics, Inc. - Pittsburgh PA
International Classification:
A61M 1600
US Classification:
12820423
Abstract:
A method of detecting changes in a person's respiration between inspiration and expiration by monitoring of gas flow characteristics.
Control profile
Ronald J Zdrojkowski from Pittsburgh, PA, age ~82 Get Report