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Motomak Motorenbau, Maschinen-und Werkzeugfabrik, Konstruktionen Gmbh

USPTO Granted Patents = 12

Forward Citations = 86

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6 inventors (with patents filed for the assignee):

Walter Speil (9 out of 61 patents)

Georg Schaeffler (4 out of 10 patents)

Horst Doppling (1 out of 12 patents)

4. Jurgen E Heyne (1 out of 3 patents)

5. Karl Spiess (1 out of 4 patents)

6. Manfred Krost (1 out of 1 patent)

12 patents: Sort by Forward Citations

1. 4924825 - Outer guide means for a valve tappet (1990-05-15),

2. 4864982 - Inner element for an hydraulic valve play compensation element (1989-09-12),

3. 4745889 - Hydraulic valve tappet (1988-05-24),

4. 4729350 - Hydraulic valve clearance compensation apparatus for internal combustion (1988-03-08),

5. 4716867 - Inner element for a hydraulic value compensation element (1988-01-05),

6. 4716866 - Inner element for a hydraulic valve compensation element (1988-01-05),

7. 4716865 - Inner element for a hydraulic compensation element (1988-01-05),

8. 4708103 - Hydraulic valve clearance compensation device (1987-11-24),

9. 4686947 - Hydraulic cup-shaped valve tappets (1987-08-18),

10. 4648360 - Hydraulic valve tappet (1987-03-10),

11. 4579094 - Cup-shaped casing for a hydraulic tappet (1986-04-01),

12. 4450704 - Metal sleeve production (1984-05-29),

Motomak is a leading manufacturer of engines, machinery, and tools, specializing in precision engineering and construction. With a legacy of innovative designs and quality products, Motomak serves a wide range of industries worldwide. Visit our website to learn more about our products and services.

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USPTO Data Jan 1 1976 - Dec 9 2025

12 Patents

#99 in

#3,268 in Germany

#46,665 in the World