For the Inventor, By the Inventor

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Heiligenhaus, Germany

Kiekert Gmbh & Co. Kg

USPTO Granted Patents = 16

Forward Citations = 304

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10 inventors (with patents filed for the assignee):

Frank Kleefeldt (5 out of 52 patents)

Peter Bartel (3 out of 24 patents)

Horst Brackmann (3 out of 17 patents)

4. Hans-Joachim Buscher (2 out of 6 patents)

5. Gerhard Zimmermann (2 out of 3 patents)

6. Hans Menke (2 out of 2 patents)

7. Rolf Schüler (1 out of 38 patents)

8. Ulrich Kostler (1 out of 5 patents)

9. Ulrich Schlagwein (1 out of 1 patent)

10. Rainer Kipka (1 out of 3 patents)

16 patents: Sort by Forward Citations

1. 5505506 - Motor-vehicle door latch with composite housing (1996-04-09),

2. 5494324 - Bolt for motor-vehicle door latch (1996-02-27),

3. 5494322 - Power-actuated motor-vehicle door latch with child-safety cutout (1996-02-27),

4. 5477214 - Central lock system for automotive vehicle (1995-12-19),

5. 5476294 - Child-safety motor-vehicle door latch (1995-12-19),

6. 5474340 - Theft-resistant motor-vehicle door latch (1995-12-12),

7. 5474338 - Power-actuated motor-vehicle door latch with antitheft mode (1995-12-12),

8. 5464260 - Electromechanical drive for a motor-vehicle power door latch (1995-11-07),

9. 5441315 - Electric-motor drive for motor-vehicle central lock system (1995-08-15),

10. 5433496 - Motor-vehicle door latch with power assist (1995-07-18),

11. 5423582 - Power-assist motor-vehicle door latch (1995-06-13),

12. 5419597 - Power-actuated motor-vehicle door latch with antitheft override (1995-05-30),

13. 5382062 - Motor-vehicle door latch with collision protection (1995-01-17),

14. 5373752 - Power actuator for motor-vehicle door latch (1994-12-20),

15. 5273325 - Motor-vehicle door latch with power assist (1993-12-28),

Kiekert is a leading global provider of automotive locking systems and steering locks. With over 160 years of experience, Kiekert designs and manufactures innovative solutions for convenience, safety, and security in the automotive industry. Their products are known for their high quality, reliability, and cutting-edge technology, making them a trusted partner for car manufacturers worldwide.

This text is generated by artificial intelligence and may not be accurate.

Company Badge

USPTO Data Jan 1 1976 - Dec 9 2025

16 Patents

#2 in Heiligenhaus

#2,627 in Germany

#36,634 in the World

Heiligenhaus, Germany

Kiekert Gmbh & Co. Kg

Forward Citations = 304

10 inventors:

Frank Kleefeldt (5 out of 52 patents)

Peter Bartel (3 out of 24 patents)

Horst Brackmann (3 out of 17 patents)

4. Hans-Joachim Buscher (2 out of 6 patents)

5. Gerhard Zimmermann (2 out of 3 patents)

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