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For the Inventor, By the Inventor

Flawil, Switzerland

Buchi Labortechnik Ag

Calculating rank
USPTO Granted Patents = 15

% Expired Patents = 13.3


Trademarks = 2

Forward Citations = 91

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29 inventors (with patents filed for the assignee):

goldMedal Arthur Spring (6 out of 8 patents)

silverMedal Ruedi August Müller (3 out of 3 patents)

bronzeMedal Marco Sanwald (2 out of 2 patents)

4.  Rafael Caviezel (2 out of 2 patents)

5.  Mostafa Medhat (1 out of 16 patents)

6.  Bassem Mortada (1 out of 19 patents)

7.  Yasser M Sabry (1 out of 23 patents)

8.  Mina Gad Seif (1 out of 3 patents)

9.  Erwin Bossart (1 out of 7 patents)

10.  Angelo Talamona (1 out of 1 patent)

11.  Roman Bossart (1 out of 1 patent)

12.  Jörg Grabinski (1 out of 1 patent)

13.  Bassam Amanallah Saadany (1 out of 27 patents)

14.  Richard Widmer (1 out of 1 patent)

15.  Rudolf Solenthaler (1 out of 1 patent)


15 patents:

1. 12540849 - Handheld optical spectroscopy scanner (2026-02-03),
2. D941977 - Rotary evaporator (2022-01-25),
3. D940290 - Rotary evaporator (2022-01-04),
4. D748232 - Rotary evaporator (2016-01-26),
5. 6896011 - Device and process for filling a column with a filler material (2005-05-24),
6. 6709025 - Vapor lead-through system for a rotary evaporator, and a rotary evaporator (2004-03-23),
7. 6480795 - Automatic calibration method (2002-11-12),
8. 6276729 - Connection element for connecting neighboring connection sections on tubes and/or container openings, in particular on laboratory apparatus (2001-08-21),
9. 5876190 - Vacuum membrane pump and a head portion for a vacuum membrane pump (1999-03-02),
10. 5776317 - Extractor for soxhlet solid-liquid extraction (1998-07-07),
11. 5759356 - Evaporator flask for a rotary evaporator (1998-06-02),
12. D387176 - Evaporator flask for a rotary evaporator (1997-12-02),
13. 5665602 - Method for the determination of the fat content of samples, preferably (1997-09-09),
14. 5580007 - Device and method for reducing in size and mixing of material (1996-12-03),
15. 5536374 - Evaporator flask for a rotary evaporator (1996-07-16),
Company Overview
Büchi Labortechnik AG is a leading provider of laboratory equipment and solutions, specializing in the development and manufacturing of high-quality instruments for various applications. The company focuses on areas such as evaporation, extraction, and drying technologies, catering to industries including pharmaceuticals, food, and environmental analysis. With a strong emphasis on innovation and precision, Büchi supports researchers and scientists globally in achieving reliable results and enhancing productivity in their laboratories.
Profile summary synthesized from public USPTO records and patent filings.

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USPTO Data Jan 1 1976 - Nov 3 2026

15 Patents

#1 in Flawil

#807 in Switzerland

#40,018 in the World

Flawil, CH
Flawil, Switzerland

Buchi Labortechnik Ag

Forward Citations = 91

29 inventors:

goldMedal Arthur Spring (6 out of 8 patents)

silverMedal Ruedi August Müller (3 out of 3 patents)

bronzeMedal Marco Sanwald (2 out of 2 patents)

4.  Rafael Caviezel (2 out of 2 patents)

5.  Mostafa Medhat (1 out of 16 patents)

IDiyas Innovation Intelligence. (2026). Company Patent Portfolio: Buchi Labortechnik Ag. Retrieved from https://idiyas.com/company/buchi-labortechnik-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]
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