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Trademarks = 1

Forward Citations = 280

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6 inventors (with patents filed for the assignee):

Karl Lenhardt (19 out of 34 patents)

Uwe Bogner (4 out of 4 patents)

Peter Schuler (1 out of 18 patents)

4. Rudolf Bernhardt (1 out of 1 patent)

5. Heinz Schubert (1 out of 1 patent)

6. Manfred Weinbrecht (1 out of 1 patent)

21 patents: Sort by Forward Citations

1. 6609611 - Device for conveying insulating glass panes (2003-08-26),

2. 6368408 - Device for coating the flanks of spacer frames for insulating glass panes (2002-04-09),

3. 6234355 - Machine for filling the edge joints of insulating glass panes with a sealing compound consisting of two constituents (2001-05-22),

4. 5961759 - Method and apparatus for applying a plastic spacer onto a glass panel (1999-10-05),

5. 5762739 - Process and apparatus for assembling insulating glass panes which are (1998-06-09),

6. 5462199 - Apparatus for discharging pasty compressible substances of high viscosity (1995-10-31),

7. 5366574 - Process for assembling insulating glass panes which are filled with a (1994-11-22),

8. 5350469 - Process and apparatus for assembling insulating glass panes filled with (1994-09-27),

9. 5332080 - Apparatus for conveying insulating glass panes (1994-07-26),

10. 5319186 - Apparatus for controlling the movement of a tool along the edge of glass (1994-06-07),

11. 5051145 - Apparatus for a slipless conveyance of two plates (1991-09-24),

12. 5027941 - Apparatus for conveying glass plates standing on edge (1991-07-02),

13. 4911779 - Apparatus for a slipless conveyance of two plates (1990-03-27),

14. 4866832 - Process and apparatus for closing one end of a tubular bar (1989-09-19),

15. 4826547 - Process for sealing space between panes of insulating glass and tool (1989-05-02),

Lenhardt Maschinenbau Gmbh is a German manufacturing company specializing in the production of high-quality machinery for various industries. With over 50 years of experience, the company is known for its innovative solutions and reliable products. Lenhardt Maschinenbau Gmbh is committed to providing exceptional customer service and continues to adapt to the changing needs of the market.

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USPTO Data Jan 1 1976 - Dec 9 2025

21 Patents

#1 in Hamberg

#2,155 in Germany

#29,031 in the World

Hamberg, Germany

Lenhardt Maschinenbau Gmbh