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Braunschweig, Germany

Deutsche Automobilgesellschaft Mbh

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USPTO Granted Patents = 53

% Expired Patents = 3.8

Forward Citations = 342

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41 inventors (with patents filed for the assignee):

Otwin Imhof (22 out of 26 patents)

Holger Kistrup (21 out of 25 patents)

Gabor Benczur-Urmossy (8 out of 14 patents)

4. Rainer Klink (8 out of 12 patents)

5. Klaus Von Benda (7 out of 12 patents)

6. Johann German (4 out of 8 patents)

7. Gerhard Berger (4 out of 11 patents)

8. Claus Schneider (4 out of 6 patents)

9. Uwe Schaffrath (3 out of 4 patents)

10. Michael Daetz (2 out of 11 patents)

11. Gabor Benczur-Uermoessy (2 out of 2 patents)

12. Detlef Ohms (2 out of 2 patents)

13. Wilhelm Kitzhöfer (2 out of 2 patents)

14. Dieter Henke (2 out of 2 patents)

15. Friedrich Haschka (2 out of 4 patents)

Core Competencies:

Nickel-Metal Hydride Cell

Bipolar Battery

Electrode Framework

Hydrogen Storage

Chemical Metallization

Fluid Flow Channels

Electrochemical Device

Centrifugal Clutch

Sodium-Sulfur Battery

Vibration Filling

Gas-Tight Cell

Current Tapping Vane

53 patents: Sort by Forward Citations

1. 7205065 - Gastight prismatic nickel-metal hydride cell (2007-04-17),

2. 6887621 - Electrode capable of storing hydrogen and a method for the production of the same (2005-05-03),

3. 6806001 - Battery in bipolar stacked configuration and method for the production thereof (2004-10-19),

4. 6632570 - Fibrous-structure electrode framework web strip, electrode plates produced therefrom and process for producing a fibrous-structure electrode framework web strip (2003-10-14),

5. 6558839 - Metallized fiber structure framework having treated edge surfaces and faces for use as an electrode or recombination element in accumulators (2003-05-06),

6. 6214491 - Metallized fiber structure framework having treated edge surfaces and faces for use as an electrode or recombination element in accumulators (2001-04-10),

7. 6013320 - Continuous process for metallizing porous synthetic substrates employing (2000-01-11),

8. 5817933 - Sensor arrangement for measuring the mass of a flowing fluid (1998-10-06),

9. 5789097 - Gas-tight maintenance-free cell or battery (1998-08-04),

10. 5625289 - Magnetic device for detecting angle of rotation (1997-04-29),

11. 5595787 - Chemical metallization of electrically non-conducting porous substrates (1997-01-21),

12. 5591053 - Current tapping vane and method for producing same (1997-01-07),

13. 5589290 - Battery box with fluid flow channels to maintain proper temperature (1996-12-31),

14. 5553594 - Controllable ignition system (1996-09-10),

15. 5543244 - Electrochemical storage device (1996-08-06),

Company Overview

Deutsche Automobilgesellschaft Mbh, based in Braunschweig, Germany, specializes in the development and manufacturing of advanced electrochemical storage devices. The company focuses on innovative technologies such as nickel-metal hydride cells and bipolar batteries, which are essential for energy storage solutions. Their expertise extends to electrode frameworks, hydrogen storage systems, and chemical metallization, contributing to advancements in electrochemical devices. Additionally, they explore fluid flow channels and centrifugal clutches, enhancing performance in various applications.

Profile summary synthesized from public USPTO records and patent filings.

Company Badge

USPTO Data Jan 1 1976 - Oct 27 2026

53 Patents

#2 in Braunschweig

#1,006 in Germany

#13,356 in the World

Braunschweig, Germany

Deutsche Automobilgesellschaft Mbh

Forward Citations = 342

41 inventors:

Otwin Imhof (22 out of 26 patents)

Holger Kistrup (21 out of 25 patents)

Gabor Benczur-Urmossy (8 out of 14 patents)

4. Rainer Klink (8 out of 12 patents)

5. Klaus Von Benda (7 out of 12 patents)

IDiyas Innovation Intelligence. (2026). Company Patent Portfolio: Deutsche Automobilgesellschaft Mbh. Retrieved from https://idiyas.com/company/deutsche-automobilgesellschaft-mbh

Data source: USPTO (United States Patent and Trademark Office) public patent records. Weekly synchronization. How IDiyas builds this profile

Data Sources: USPTO Patent Grant XML, Patent Center, EPO & CIPO • Normalized by IDiyas Innovation Graph. Methodology & provenance architecturePlease report any incorrect information to [email protected]

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