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Munich, Germany

Krauss-Maffei Kunststofftechnik Gmbh

USPTO Granted Patents = 67

% Expired Patents = 71.6

CIPO Patents = 1

Forward Citations = 239

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60 inventors (with patents filed for the assignee):

Walter Wohlrab (11 out of 23 patents)

Peter Lichtinger (10 out of 15 patents)

Hans Wobbe (7 out of 7 patents)

4. Martin Eichlseder (6 out of 18 patents)

5. Rainer Zimmet (6 out of 8 patents)

6. Jochen Zwiesele (5 out of 5 patents)

7. Stefan Ehrlicher (3 out of 4 patents)

8. Martin Würtele (3 out of 6 patents)

9. Bernd Klotz (2 out of 5 patents)

10. Klaus Wimberger (2 out of 3 patents)

11. Roman Laberer (2 out of 2 patents)

12. Henning Stieglitz (2 out of 2 patents)

13. Michael Zelleröhr (2 out of 2 patents)

14. Friedrich Staudacher (2 out of 2 patents)

15. Erwin Bürkle (2 out of 2 patents)

Core Competencies:

Injection Molding Machine

Clamping Unit

Hybrid Injection Unit

Extrusion Plant

Plasticizing Unit

Molding Tool

Rotary Device

Single Screw Extruder

Calibration Device

Thermoplastic Parts

Safety Feature

Gas Charging Unit

67 patents: Sort by Forward Citations

1. 7488167 - Closing unit for an injection molding machine with stack mold (2009-02-10),

2. 7484948 - Injection molding machine with vertical plasticizing unit (2009-02-03),

3. 7445743 - Molding tool, and method of making plastic articles (2008-11-04),

4. 7445439 - Clamping unit with double crank drive (2008-11-04),

5. 7426843 - Roll assembly for a pipe extrusion plant (2008-09-23),

6. 7425123 - Hydraulic mold clamping unit (2008-09-16),

7. 7399441 - Clamping unit with a platen hydrostatically supported on a frame element (2008-07-15),

8. 7372220 - Extrusion plant with synchronized drive units, and method of synchronization of drive units (2008-05-13),

9. 7357630 - Calibration device (2008-04-15),

10. 7314362 - Horizontal injection molding machine with turning device (2008-01-01),

11. 7306445 - Mold closing device for an injection molding machine (2007-12-11),

12. 7293975 - Calibration device (2007-11-13),

13. 7270534 - Operating system for an externally operated part of a closing unit (2007-09-18),

14. 7195724 - Method of controlling a compounder-type injection molding machine, and compounder-type injection molding machine (2007-03-27),

15. 7186113 - Rotary device for a horizontal injection molding machine (2007-03-06),

Company Overview

Krauss-Maffei Kunststofftechnik GmbH, headquartered in Munich, Germany, is a leader in the field of injection molding technology. The company specializes in the development and manufacturing of advanced injection molding machines, clamping units, and hybrid injection units, catering to a diverse range of industries. Their expertise extends to extrusion plants, plasticizing units, molding tools, rotary devices, and single screw extruders, positioning them as a key player in the global plastics processing market.

Profile summary synthesized from public USPTO records and patent filings.

Company Badge

USPTO Data Jan 1 1976 - Oct 20 2026

67 Patents

#64 in W-8000 Munich

#853 in Germany

#11,040 in the World

Munich, Germany

Krauss-Maffei Kunststofftechnik Gmbh

Forward Citations = 239

60 inventors:

Walter Wohlrab (11 out of 23 patents)

Peter Lichtinger (10 out of 15 patents)

Hans Wobbe (7 out of 7 patents)

4. Martin Eichlseder (6 out of 18 patents)

5. Rainer Zimmet (6 out of 8 patents)

IDiyas Innovation Intelligence. (2026). Company Patent Portfolio: Krauss-Maffei Kunststofftechnik Gmbh. Retrieved from https://idiyas.com/company/krauss-maffei-kunststofftechnik

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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