Dragerwerk AG
Patent Applications and Registrations
Patent applications and USPTO patent grants for Dragerwerk AG.The latest application filed is for "respiratory mask".
Company Profile
0.88.1
Trademarks
- Dragerwerk AG - Lubeck DE
- DRAGERWERK AG - MOISLINGER ALLEE 53/55 LUBECK DE
- Dragerwerk AG - DE DE
- Dragerwerk AG - DT DT
Trademarks
Patent Activity
| Patent | Date |
|---|---|
| Breathing gas tube for a respirator Grant 7,647,926 - Gerder , et al. January 19, 2 | 2010-01-19 |
| Respiratory mask App 20070095349 - Hansmann; Hans-Ulrich ; et al. | 2007-05-03 |
| Device for measuring the concentration of gaseous and vaporous components of a gas mixture Grant 6,652,811 - Pooch , et al. November 25, 2 | 2003-11-25 |
| Detection system with interchangeable sensors Grant 6,053,031 - Kullik , et al. April 25, 2 | 2000-04-25 |
| Layered gas filter media Grant 6,024,782 - Freund , et al. February 15, 2 | 2000-02-15 |
| Radiation source for laser spectroscopy Grant 6,002,702 - Haeusler , et al. December 14, 1 | 1999-12-14 |
| Device and process for detecting and identifying wearable user identification units Grant 5,984,175 - Popp November 16, 1 | 1999-11-16 |
| Infrared optical gas-measuring system Grant 5,942,755 - Dreyer August 24, 1 | 1999-08-24 |
| Valve for setting the flow of a flow medium Grant 5,931,163 - Stegmann , et al. August 3, 1 | 1999-08-03 |
| Valve for a respirator Grant 5,927,275 - Loser , et al. July 27, 1 | 1999-07-27 |
| Infrared absorption measuring cell Grant 5,925,881 - Wahlbrink July 20, 1 | 1999-07-20 |
| Ultrasonic atomizer for respiration systems Grant 5,918,593 - Loser July 6, 1 | 1999-07-06 |
| Incubator for infants Grant 5,897,485 - Koch April 27, 1 | 1999-04-27 |
| Process for determining the mechanical properties of the respiratory system of a respirated patient and device for carrying out the process Grant 5,876,352 - Weismann March 2, 1 | 1999-03-02 |
| Electrochemical measuring cell for detecting oxidizing gases Grant 5,855,750 - Kiesele January 5, 1 | 1999-01-05 |
| Respirator with oxygen enrichment Grant 5,848,591 - Weismann December 15, 1 | 1998-12-15 |
| Respirator Grant 5,823,186 - Rossen , et al. October 20, 1 | 1998-10-20 |
| Chemical oxygen generator Grant 5,804,146 - Heyer , et al. September 8, 1 | 1998-09-08 |
| Valved filter connection piece for a gas mask Grant 5,782,235 - Muller , et al. July 21, 1 | 1998-07-21 |
| Laser diode gas sensor Grant 5,767,976 - Ankerhold , et al. June 16, 1 | 1998-06-16 |
| Respiratory flow sensor Grant 5,763,792 - Kullik June 9, 1 | 1998-06-09 |
| Ventilating system for supplying a patient with respiratory gas and method for triggering the respiratory phases in said system Grant 5,647,351 - Weismann , et al. July 15, 1 | 1997-07-15 |
| Medical apparatus having a metering device Grant 5,647,346 - Holscher July 15, 1 | 1997-07-15 |
| Respirator filter Grant 5,619,989 - Kruger April 15, 1 | 1997-04-15 |
| Breathing apparatus with a display unit Grant 5,601,078 - Schaller , et al. February 11, 1 | 1997-02-11 |
| Gas ratio control device for anestesia apparatus Grant 5,537,993 - Reichert , et al. July 23, 1 | 1996-07-23 |
| Respirator with a breathing filter Grant 5,515,846 - Drews May 14, 1 | 1996-05-14 |
| Centralized multichannel fluid delivery system Grant 5,507,412 - Ebert , et al. April 16, 1 | 1996-04-16 |
| Gas mask and breathing equipment with liquefied respiration gas Grant 5,499,623 - Pasternack March 19, 1 | 1996-03-19 |
| Breathing mask with face-contact actuated overpressure generating switch Grant 5,499,624 - Kruger , et al. March 19, 1 | 1996-03-19 |
| Test gas generator for calibrating gas meters Grant 5,493,891 - Slemeyer February 27, 1 | 1996-02-27 |
| Supply unit for medical treatment instruments Grant 5,479,958 - Kummerfeld January 2, 1 | 1996-01-02 |
| Device for putting into operation an oxygen-releasing cartridge in a respirator Grant 5,479,919 - Buchtal January 2, 1 | 1996-01-02 |
| Breathing mask with fixed mask body Grant 5,454,369 - Muller , et al. October 3, 1 | 1995-10-03 |
| Locking device for the container of a gas mask and breathing equipment Grant 5,450,844 - Kolbe , et al. September 19, 1 | 1995-09-19 |
| Fan-supported gas mask and breathing equipment with adjustable fan output Grant 5,413,097 - Birenheide , et al. * May 9, 1 | 1995-05-09 |
| Breathing mask with speaking device Grant 5,411,021 - Gdulla , et al. May 2, 1 | 1995-05-02 |
| Valve with pressure compensation Grant 5,388,613 - Kruger February 14, 1 | 1995-02-14 |
| A flaccid mask with straps and a supporting element that force the mask into sealing engagement with the wearer's face in response to force exerted by the straps on the supporting element Grant 5,353,789 - Schlobohm October 11, 1 | 1994-10-11 |
| Electrochemical gas sensor with disk-shaped electrodes, which are also electrical contact leads Grant 5,336,390 - Busack , et al. August 9, 1 | 1994-08-09 |
| Breathing mask with an indicator signalling penetration of a toxic substance into the mask Grant 5,323,774 - Fehlauer June 28, 1 | 1994-06-28 |
| Breathing mask with flow indicator for the respiration air Grant 5,322,059 - Walther June 21, 1 | 1994-06-21 |
| Gas mask and breathing equipment with respiration air recirculation Grant 5,322,058 - Pasternack June 21, 1 | 1994-06-21 |
| Measuring head for a pressure-measuring device with a pressure sensor for the simultaneous actuation of a switching contact Grant 5,315,878 - Birenheide May 31, 1 | 1994-05-31 |
| Hinge for a foldable rail section for mounting a container of an oxygen supply unit in an aircraft Grant 5,311,643 - Marquardt , et al. May 17, 1 | 1994-05-17 |
| Blower-supported gas mask and breathing equipment with an attachable control part Grant 5,303,701 - Heins , et al. April 19, 1 | 1994-04-19 |
| Respirator with inner half mask and pollutant indicator Grant 5,297,544 - May , et al. March 29, 1 | 1994-03-29 |
| Coding for an anesthetics device Grant 5,293,865 - Altner , et al. March 15, 1 | 1994-03-15 |
| Device for operating and testing gas masks and breathing equipment Grant 5,289,819 - Kroger , et al. March 1, 1 | 1994-03-01 |
| Ceiling pivot arm with a threaded pivot bearing Grant 5,288,277 - Kummerfeld February 22, 1 | 1994-02-22 |
| Hearing device for a protective helmet Grant 5,073,947 - Reddemann , et al. December 17, 1 | 1991-12-17 |
| Recirculating respirator Grant 5,072,728 - Pasternack December 17, 1 | 1991-12-17 |
| Device for the enrichment of respiratory air with oxygen Grant 4,936,297 - Greiff , et al. June 26, 1 | 1990-06-26 |
| Respirator with multiple inspiratory strokes Grant 4,909,246 - Kiske , et al. March 20, 1 | 1990-03-20 |
| Electrochemical gaseous measurement cell Grant 4,894,138 - Gambert , et al. January 16, 1 | 1990-01-16 |
| Speaking and hearing system for breathing apparatus Grant 4,799,263 - Banziger , et al. January 17, 1 | 1989-01-17 |
| Gas mask having a protective hood Grant 4,771,771 - Walther September 20, 1 | 1988-09-20 |
| Gas sensor connector Grant 4,736,617 - Huhmer , et al. April 12, 1 | 1988-04-12 |
| Device for breaking down a mixture Grant 4,732,587 - Koch March 22, 1 | 1988-03-22 |
| Mixing and proportioning device for flowing media Grant 4,699,173 - Rohling October 13, 1 | 1987-10-13 |
| Control for respirators Grant 4,694,825 - Slemmer , et al. September 22, 1 | 1987-09-22 |
| Diffusion sample collector for gaseous media Grant 4,692,309 - Pannwitz September 8, 1 | 1987-09-08 |
| Colorimetric indicator for the indication of the exhaustion of gas filters Grant 4,684,380 - Leichnitz August 4, 1 | 1987-08-04 |
| Alarm device for respirators Grant 4,669,415 - Boord June 2, 1 | 1987-06-02 |
| Electrode arrangement for transducers Grant 4,657,022 - Holscher April 14, 1 | 1987-04-14 |
| Case for a breathing mask or breathing apparatus unit Grant D289,207 - Drews April 7, 1 | 1987-04-07 |
| Gas metering device for medical apparatus Grant 4,651,730 - von dem Hagen , et al. March 24, 1 | 1987-03-24 |
| Infrared radiator Grant 4,644,141 - Hagen , et al. February 17, 1 | 1987-02-17 |
| Ventilation system having true valve control for controlling ventilation pressures Grant 4,637,386 - Baum January 20, 1 | 1987-01-20 |
| Filter comprising a catalyst on a substrate for purification of air Grant 4,636,485 - van der Smissen January 13, 1 | 1987-01-13 |
| Respirator control device Grant 4,630,605 - Pasternack December 23, 1 | 1986-12-23 |
| Device for determining and evaluating the pressure in a balloon sleeve of a closed tracheal tube Grant 4,630,606 - Weerda , et al. December 23, 1 | 1986-12-23 |
| Method and apparatus for artificial respiration and the measurement of breathing gas values Grant 4,617,924 - Heim , et al. October 21, 1 | 1986-10-21 |
| Control valve for a breathing mask Grant 4,606,339 - Walther August 19, 1 | 1986-08-19 |
| Device for supplying breathing gas into a closed ventilating circuit of a medical respirator Grant 4,579,115 - Wallroth , et al. April 1, 1 | 1986-04-01 |
| Tracheal tube for artificial respiration Grant 4,565,194 - Weerda , et al. January 21, 1 | 1986-01-21 |
| Mouthpiece for a breath-alcohol measuring device Grant 4,564,021 - Siegmann , et al. January 14, 1 | 1986-01-14 |
| Method and apparatus for controlling a pressure level in a respirator Grant 4,520,812 - Freitag , et al. June 4, 1 | 1985-06-04 |
| Protective breathing hood for escape purposes Grant 4,508,115 - Warncke April 2, 1 | 1985-04-02 |
| Respirator having circulating breathing gas Grant 4,498,470 - Warncke February 12, 1 | 1985-02-12 |
| Cooling device particularly for heat protective suits Grant 4,405,348 - Pasternack September 20, 1 | 1983-09-20 |
| Humdifier and heater for air to be inhaled for connection to an inhalation conduit of a respirator Grant 4,355,636 - Oetjen , et al. October 26, 1 | 1982-10-26 |
| Patient data controlled respiration system Grant 4,326,513 - Schulz , et al. April 27, 1 | 1982-04-27 |
| Device for checking the functioning of gas measuring apparatus Grant 4,287,750 - Eckstein , et al. September 8, 1 | 1981-09-08 |
| Cryoprobe construction Grant 3,918,439 - Zimmer November 11, 1 | 1975-11-11 |
| Cryoprobe and flexible connector therefor Grant 3,910,277 - Zimmer October 7, 1 | 1975-10-07 |
| Method And Apparatus For Mixing Gases Under Pressure Particularly For Respirators And Medical Devices Grant 3,809,109 - Breiling , et al. May 7, 1 | 1974-05-07 |
| Safety Air Supply Device Grant 3,775,949 - Wachter December 4, 1 | 1973-12-04 |
| Gas Pressure Operated Alarm Device Grant 3,611,981 - Warncke October 12, 1 | 1971-10-12 |
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