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For the Inventor, By the Inventor

DE

Dräger Safety Ag&co. Kgaa


USPTO Granted Patents = 296



Trademarks = 4

Forward Citations = 1,095

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283 inventors (with patents filed for the assignee):

goldMedal Hans-Ullrich Hansmann (16 out of 42 patents)

silverMedal Achim Volmer (15 out of 19 patents)

bronzeMedal Frank Mett (13 out of 27 patents)

4.  Stefan Morley (12 out of 12 patents)

5.  Andreas Nauber (12 out of 13 patents)

6.  Rigobert Chrzan (12 out of 14 patents)

7.  Jochim Koch (11 out of 77 patents)

8.  Andreas Mohrmann (11 out of 12 patents)

9.  Michael Sick (11 out of 11 patents)

10.  Burkhard Stock (11 out of 25 patents)

11.  Wilfried Diekmann (11 out of 14 patents)

12.  Christian Wilhelm (10 out of 10 patents)

13.  Ingo Kaneblei (10 out of 14 patents)

14.  Mladen Schlichte (10 out of 10 patents)

15.  Arne Tröllsch (9 out of 11 patents)


Core Competencies:
Photo-Ionization Detector
Electrochemical Gas Sensor
Gas Detection Device
Breathing Apparatus
Safety Helmet
Gas Measuring Device
Oxygen Self-Rescuer
Data Analysis System
Cooling Element System
Diving Apparatus
Transcutaneous Detection System
Alcohol Measuring Device

296 patents:

1. 12478808 - Monitoring system (2025-11-25),
2. 12455260 - Photo-ionization detector (PID) with multiple measuring cells and process using such a PID (2025-10-28),
3. 12411022 - Process and system for determining a floor plan (2025-09-09),
4. 12396509 - Safety helmet with an intermediate piece for changing the center of gravity and arrangements with such a safety helmet and two alternative intermediate pieces (2025-08-26),
5. 12365428 - Support frame for a breathing apparatus (2025-07-22),
6. 12357851 - Modular support system for self-contained breathing apparatus (2025-07-15),
7. 12345690 - Process and system for monitoring at least one concentration of a gas in a monitored area (2025-07-01),
8. 12342898 - Safety helmet with a sheathed bearing element, process for removing the sheathing from the safety helmet and process for manufacturing such a safety helmet (2025-07-01),
9. 12332206 - Electrochemical multi-gas sensor (2025-06-17),
10. 12326400 - Measuring device for measuring the absorption of gases (2025-06-10),
11. 12295441 - Safety helmet with a resiliently attached shock-absorbing shell and process for manufacturing same (2025-05-13),
12. 12292429 - Monitoring system (2025-05-06),
13. 12290382 - Process and devices for activating a drug measuring device, especially an alcohol measuring device (2025-05-06),
14. 12285569 - Carbon dioxide absorber for a rebreather (2025-04-29),
15. 12270800 - Electrochemical gas sensor (2025-04-08),
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USPTO Data Jan 1 1976 - Dec 16 2025

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296 Patents

#2 in

#221 in Germany

#2,922 in the World

...
DE

Dräger Safety Ag&co. Kgaa

Forward Citations = 1,095

283 inventors:

goldMedal Hans-Ullrich Hansmann (16 out of 42 patents)

silverMedal Achim Volmer (15 out of 19 patents)

bronzeMedal Frank Mett (13 out of 27 patents)

4.  Stefan Morley (12 out of 12 patents)

5.  Andreas Nauber (12 out of 13 patents)

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