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For the Inventor, By the Inventor

Lengerich, Germany

Windmoeller & Hoelscher Kg


USPTO Granted Patents = 120


Forward Citations = 227

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133 inventors (with patents filed for the assignee):

goldMedal Martin Backmann (9 out of 32 patents)

silverMedal Thomas Hawighorst (9 out of 15 patents)

bronzeMedal Guenter Rogge (9 out of 11 patents)

4.  Uwe Koehn (8 out of 12 patents)

5.  Andreas Lamkemeyer (7 out of 9 patents)

6.  Dietmar Koopmann (7 out of 7 patents)

7.  Manfred Loddenkoetter (6 out of 9 patents)

8.  Juergen Linkies (5 out of 10 patents)

9.  Dietmar Poetter (5 out of 6 patents)

10.  Robert Blom (5 out of 7 patents)

11.  Frank Gunschera (5 out of 10 patents)

12.  Thomas Knoke (5 out of 5 patents)

13.  Ruediger Duwendag (5 out of 7 patents)

14.  Martin Kruempelmann (5 out of 5 patents)

15.  Franz Plasswich (4 out of 6 patents)


Core Competencies:
Plastic Film Stretching
Extruder Feeding Device
Bag Manufacturing Process
Breathable Thermoplastic Film
Packing Arrangement Methods
Printing Machine Inking Unit
Film Tubing Production
Web Guiding Machine
Hose Formation Device
Color System Cleaning
Sack Production Methods
Reel Winding Machine

120 patents:

1. 12350877 - Stretching device and method for stretching a plastic film in the transport direction thereof (2025-07-08),
2. 12343904 - Feeding device for feeding fluff and granules into an extruder (2025-07-01),
3. 11931984 - Process for manufacturing bags (2024-03-19),
4. 11603221 - Packing arrangement and method for packing a product in plurality of bags or sacks (2023-03-14),
5. 11584111 - Breathable thermoplastic film with reduced shrinkage (2023-02-21),
6. 11358324 - Straining device and method for extending a film web (2022-06-14),
7. 11331903 - Sleeve exchange system (2022-05-17),
8. 11123941 - System and method for producing bags or pouches (2021-09-21),
9. 10857780 - Sleeve exchange system (2020-12-08),
10. 10737482 - Sleeve exchange system (2020-08-11),
11. 10703051 - Fabric pinch sack-making machine, pinch sack and method for the production thereof (2020-07-07),
12. 10543940 - Packing arrangement and method for packing a product (2020-01-28),
13. 10526158 - Method for forming a hose comprising a flat web material as well as a hose formation device and a system for producing bags (2020-01-07),
14. 10526101 - Detection device for the use in a bag filling plant (2020-01-07),
15. 10391664 - Device and method for producing bags (2019-08-27),
WINDMOELLER & HOELSCHER KG is a leading global provider of machinery and systems for the production of flexible packaging. With over 150 years of experience, the company is known for delivering innovative solutions and high-quality products. WINDMOELLER & HOELSCHER KG offers a wide range of equipment, including printing machines, extrusion lines, and converting machines, designed to meet the needs of various industries. Their products are renowned for their efficiency, reliability, and advanced technology. Headquartered in Lengerich, Germany, WINDMOELLER & HOELSCHER KG has established a global presence, serving customers in more than 130 countries.
This text is generated by artificial intelligence and may not be accurate.

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USPTO Data Jan 1 1976 - Dec 9 2025

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120 Patents

#2 in Lengerich

#532 in Germany

#6,438 in the World

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Lengerich, Germany

Windmoeller & Hoelscher Kg

Forward Citations = 227

133 inventors:

goldMedal Martin Backmann (9 out of 32 patents)

silverMedal Thomas Hawighorst (9 out of 15 patents)

bronzeMedal Guenter Rogge (9 out of 11 patents)

4.  Uwe Koehn (8 out of 12 patents)

5.  Andreas Lamkemeyer (7 out of 9 patents)

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