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Bochum, Germany

Bochumer Eisenhutte Heintzmann & Company

USPTO Granted Patents = 26

Trademarks = 1

Forward Citations = 163

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23 inventors (with patents filed for the assignee):

Karlheinz Bohnes (8 out of 21 patents)

Gunter Blumenthal (8 out of 14 patents)

Hans-Ferdinand Bemmerl (6 out of 9 patents)

4. Peter Marr (6 out of 7 patents)

5. Manfred Koppers (4 out of 24 patents)

6. Gustav Neu (3 out of 3 patents)

7. Klaus Spies (3 out of 4 patents)

8. Alfred Bollmann (2 out of 4 patents)

9. Kuno Guse (2 out of 13 patents)

10. Rudolf Seiz (1 out of 2 patents)

11. Dieter Steppke (1 out of 2 patents)

12. Ernst-Gunter Nerlich (1 out of 5 patents)

13. Ernst Gebehart (1 out of 1 patent)

14. Dieter Moebus (1 out of 1 patent)

15. Werner Mennekes (1 out of 1 patent)

26 patents: Sort by Forward Citations

1. 4440526 - Rock anchoring arrangement (1984-04-03),

2. 4309131 - Mine roof support (1982-01-05),

3. 4309130 - Mine roof support (1982-01-05),

4. 4277204 - Excavation roof support and method of installing the same (1981-07-07),

5. 4255071 - Supporting of excavation roofs (1981-03-10),

6. 4254995 - Process of and an arrangement for mining (1981-03-10),

7. 4252477 - Mine roof support (1981-02-24),

8. 4252476 - Hydraulically operated mine prop with safety valve (1981-02-24),

9. 4220424 - Valve arrangement for a walking mine roof support (1980-09-02),

10. 4185873 - Machine for mechanically advancing clean cut underground mining (1980-01-29),

11. 4178859 - Door-like closure (1979-12-18),

12. 4175891 - Auxiliary walking mine support (1979-11-27),

13. 4140430 - Walking mine roof support (1979-02-20),

14. 4094155 - Mine roof support (1978-06-13),

15. 4094154 - Roof prop apparatus and method for longwall mining (1978-06-13),

Bochumer Eisenhütte Heintzmann & Co. is a leading manufacturer of mining and tunneling support systems. With over 160 years of experience, the company offers a wide range of products including steel arch supports, rock bolts, and mesh systems. Heintzmann's innovative solutions ensure safety and efficiency in underground construction projects worldwide.

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

Company Badge

USPTO Data Jan 1 1976 - Dec 16 2025

26 Patents

#4 in Bochum

#1,812 in Germany

#24,067 in the World

Bochum, Germany

Bochumer Eisenhutte Heintzmann & Company

Forward Citations = 163

23 inventors:

Karlheinz Bohnes (8 out of 21 patents)

Gunter Blumenthal (8 out of 14 patents)

Hans-Ferdinand Bemmerl (6 out of 9 patents)

4. Peter Marr (6 out of 7 patents)

5. Manfred Koppers (4 out of 24 patents)

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