logo

For the Inventor, By the Inventor

CH

Gebruder Loepfe Ag


USPTO Granted Patents = 21


Forward Citations = 146

Loading Chart...
Loading Chart...

26 inventors (with patents filed for the assignee):

goldMedal Erich Weidmann (7 out of 11 patents)

silverMedal Hansruedi Stutz (5 out of 12 patents)

bronzeMedal Rolf Glockner (2 out of 2 patents)

4.  Erich Loepfe (2 out of 6 patents)

5.  Beat De Coi (1 out of 41 patents)

6.  Zdenek Mazura (1 out of 1 patent)

7.  Heinrich Scherer (1 out of 1 patent)

8.  Christian Hunziker (1 out of 1 patent)

9.  Urs Wild (1 out of 1 patent)

10.  Hans-Jurgen Scheinhutte (1 out of 2 patents)

11.  Thomas Pesek (1 out of 2 patents)

12.  Helmut Speiser (1 out of 2 patents)

13.  Walter Schumperli (1 out of 3 patents)

14.  Georg Schurch (1 out of 1 patent)

15.  Gunter Durr (1 out of 1 patent)


21 patents:

1. 6352214 - Method for identifying the spinning position of a cop (2002-03-05),
2. 5528892 - Flexible textile spindle assembly (1996-06-25),
3. 5383017 - Apparatus and method for detecting contaminants in textile products (1995-01-17),
4. 5363883 - Thread braking device having magnetically driven spring braking members (1994-11-15),
5. 5194911 - Method and apparatus for determining the quantity of material (1993-03-16),
6. 5083584 - Weft yarn detector for a shuttleless weaving loom (1992-01-28),
7. 4953265 - Device for detecting neps in carded, textile fiber material (1990-09-04),
8. 4700289 - Method of regulation and regulating device for an apparatus or group of (1987-10-13),
9. 4511253 - Device for measuring the transverse dimension of a thread (1985-04-16),
10. 4381803 - Electronic weft thread monitor (1983-05-03),
11. 4313472 - Electronic device for monitoring the weft insertion on a gripper shuttle (1982-02-02),
12. 4306812 - Device for measuring a transverse dimension of a thread-like structure (1981-12-22),
13. 4294545 - Device for continuously measuring a transverse dimension of a (1981-10-13),
14. 4276910 - Photoelectrical bobbin feeler (1981-07-07),
15. 4256247 - Device for monitoring yarn motion on a textile machine (1981-03-17),
Company Overview
Gebruder Loepfe AG is a Swiss company specializing in the development and manufacturing of advanced textile machinery and solutions. With a focus on innovation, the company provides high-quality products that enhance efficiency and precision in the textile industry. Their expertise encompasses a range of technologies, including yarn monitoring systems and quality control solutions, catering to the evolving needs of textile manufacturers globally. Gebruder Loepfe AG is committed to driving technological advancements in the textile sector.
Profile summary synthesized from public USPTO records and patent filings.

logo

Company Badge

USPTO Data Jan 1 1976 - Oct 20 2026

21 Patents

#24 in

#593 in Switzerland

#30,001 in the World

CH
CH

Gebruder Loepfe Ag

Forward Citations = 146

26 inventors:

goldMedal Erich Weidmann (7 out of 11 patents)

silverMedal Hansruedi Stutz (5 out of 12 patents)

bronzeMedal Rolf Glockner (2 out of 2 patents)

4.  Erich Loepfe (2 out of 6 patents)

5.  Beat De Coi (1 out of 41 patents)

IDiyas Innovation Intelligence. (2026). Company Patent Portfolio: Gebruder Loepfe Ag. Retrieved from https://idiyas.com/company/gebruder-loepfe-ag

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]
Loading…