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For the Inventor, By the Inventor

Sarnen, Switzerland

Leister Process Technologies


USPTO Granted Patents = 38

% Expired Patents = 23.7


Forward Citations = 408

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41 inventors (with patents filed for the assignee):

goldMedal Jie-Wei Chen (8 out of 8 patents)

silverMedal Adolf Markus Niederberger (8 out of 12 patents)

bronzeMedal Hans Arnold (7 out of 10 patents)

4.  Lukas Gisler (5 out of 11 patents)

5.  Bruno Von Wyl (3 out of 10 patents)

6.  Guiseppe De Miceli (3 out of 3 patents)

7.  Leo Wallimann-Durrer (3 out of 3 patents)

8.  Rolf Aregger (3 out of 3 patents)

9.  Peter Christen (3 out of 4 patents)

10.  Mauriz Lustenberger (2 out of 2 patents)

11.  Christiane Leister (2 out of 2 patents)

12.  Peter Wirz (2 out of 3 patents)

13.  Andreas Furling (2 out of 14 patents)

14.  Stefan Rohrer (2 out of 2 patents)

15.  Markus Wyss (1 out of 3 patents)


Core Competencies:
Welding Apparatus
Assay Chip
Laser Device
Hot Air Nozzle
Handheld Welding Tool
Heating Element
Microfluidic Component
Welding Machine
Extrusion Welder
Automatic Welding Machine
Laser Joining Method
Drive Device

38 patents:

1. D654521 - Welding apparatus (2012-02-21),
2. 8105820 - Assay chip, and uses of said assay chip to determine molecular structures and functions (2012-01-31),
3. 8084709 - Laser device with pendulum-type pressure roller (2011-12-27),
4. 8002165 - Method and welding device for connecting sheets of material (2011-08-23),
5. D642604 - Stationary welding apparatus (2011-08-02),
6. D639834 - Hot air nozzle (2011-06-14),
7. D638217 - Tool box (2011-05-24),
8. 7905267 - Handheld welding tool with external air supply (2011-03-15),
9. D631312 - Hot air tool (2011-01-25),
10. D630921 - Heating element (2011-01-18),
11. 7866360 - Hot air nozzle (2011-01-11),
12. D621430 - Welding device (2010-08-10),
13. D617434 - Air heater (2010-06-08),
14. 7686055 - Welding machine for joining laterally overlapping webs of sealing material (2010-03-30),
15. D604399 - Air heater (2009-11-17),
Leister Process Technologies, based in Sarnen, Switzerland, specializes in advanced plastic welding and hot-air technology. The company develops and manufactures innovative solutions for a variety of industries, including construction, automotive, and medical sectors. With a strong focus on research and development, Leister is dedicated to enhancing the efficiency and quality of industrial processes through its cutting-edge technologies. Their expertise in thermal processes positions them as a leader in the field of plastic joining and surface treatment.
Profile summary based on public USPTO records.

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USPTO Data Jan 1 1976 - Oct 6 2026

Leister Process Technologies
38 Patents

#1 in Sarnen

#362 in Switzerland

#17,831 in the World

Sarnen, CH
Sarnen, Switzerland

Leister Process Technologies

Forward Citations = 408

41 inventors:

goldMedal Jie-Wei Chen (8 out of 8 patents)

silverMedal Adolf Markus Niederberger (8 out of 12 patents)

bronzeMedal Hans Arnold (7 out of 10 patents)

4.  Lukas Gisler (5 out of 11 patents)

5.  Bruno Von Wyl (3 out of 10 patents)

Please report any incorrect information to [email protected]
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