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For the Inventor, By the Inventor

Ecublens, Switzerland

Maillefer Sa


USPTO Granted Patents = 55

% Expired Patents = 14.5



Trademarks = 2

Forward Citations = 494

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47 inventors (with patents filed for the assignee):

goldMedal Charles E Maillefer (10 out of 12 patents)

silverMedal Eberhard Kertscher (6 out of 6 patents)

bronzeMedal Louis Veyrassat (5 out of 5 patents)

4.  Rene Schlaeppi (4 out of 4 patents)

5.  Pekka Huotari (3 out of 3 patents)

6.  Gilbert Magnollay (3 out of 3 patents)

7.  Bruno E Buluschek (3 out of 12 patents)

8.  Michel F Compagnon (3 out of 3 patents)

9.  Kurt J Weber (3 out of 3 patents)

10.  Jacques L Bonjour (2 out of 2 patents)

11.  Dan G Baz (2 out of 2 patents)

12.  Marc Meisser (2 out of 3 patents)

13.  Ulrich Hochstrasser (2 out of 2 patents)

14.  Remy Bruggmann (2 out of 2 patents)

15.  Samuel Malzach (1 out of 16 patents)


Core Competencies:
Surface Scanner
Irrigation Pipe
Extrusion Tools
Electrical Conductor
Cable Manufacturing
Vulcanizing
Mass Flow Rate
Winding Machine
Cooling Installation
Dripper Detection
Polymer Processing
Wire Insulation

55 patents:

1. 11852594 - Surface scanner, an arrangement and a method for surface defect detection of a cable (2023-12-26),
2. 9894851 - Method and system for manufacturing an irrigation pipe (2018-02-20),
3. 9856351 - Method and arrangement for cross-linking or vulcanizing an elongate element (2018-01-02),
4. 9603315 - Device and method for detecting a dripper (2017-03-28),
5. 9551368 - Spooling machine (2017-01-24),
6. 9022764 - System for manufacturing an irrigation pipe and a device and method for detecting holes in the wall of an irrigation pipe (2015-05-05),
7. 8522807 - Arrangement and method for unloading raw material (2013-09-03),
8. 8192189 - Arrangement and method in connection with extrusion tools (2012-06-05),
9. 7910045 - Arrangement and method for heating an electrical conductor (2011-03-22),
10. 7340967 - Device for measuring a mass flow rate of a particulate material (2008-03-11),
11. 7300611 - Capacitance controlling process (2007-11-27),
12. 7293682 - Arrangement for belt drive device (2007-11-13),
13. 7150426 - Spooling apparatus (2006-12-19),
14. 6827568 - Arrangement in connection with clamping tools (2004-12-07),
15. 6797741 - Method in connection with processing polymer or elastomer material (2004-09-28),
Maillefer Sa, based in Ecublens, Switzerland, specializes in the manufacturing of advanced cable production technologies. The company focuses on developing innovative solutions for cable manufacturing, including surface scanners, extrusion tools, and winding machines. Their expertise extends to the production of irrigation pipes and electrical conductors, emphasizing efficiency and precision in the manufacturing process. Maillefer is recognized for its commitment to enhancing mass flow rates and optimizing vulcanizing techniques, contributing significantly to the cable industry.
Profile summary based on public USPTO records.

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USPTO Data Jan 1 1976 - Sep 29 2026

Maillefer Sa
55 Patents

#1 in Ecublens

#274 in Switzerland

#12,894 in the World

Ecublens, CH
Ecublens, Switzerland

Maillefer Sa

Forward Citations = 494

47 inventors:

goldMedal Charles E Maillefer (10 out of 12 patents)

silverMedal Eberhard Kertscher (6 out of 6 patents)

bronzeMedal Louis Veyrassat (5 out of 5 patents)

4.  Rene Schlaeppi (4 out of 4 patents)

5.  Pekka Huotari (3 out of 3 patents)

Please report any incorrect information to [email protected]
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