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BUECHI LAB TECH
CH21 patents
Top patents by PatentIndex Score
US5536374AJul 16, 1996
Evaporator flask for a rotary evaporator
BUECHI LAB TECH19 citations90
US5243836ASep 14, 1993
Sealing device for a rotary evaporator
BUECHI LAB TECH23 citations90
US6276729B1Aug 21, 2001
Connection element for connecting neighboring connection sections on tubes and/or container openings, in particular on laboratory apparatus
BUECHI LAB TECH37 citations87
US5580007ADec 3, 1996
Device and method for reducing in size and mixing of material
BUECHI LAB TECH40 citations83
US6709025B2Mar 23, 2004
Vapor lead-through system for a rotary evaporator, and a rotary evaporator
BUECHI LAB TECH17 citations82
US5876190AMar 2, 1999
Vacuum membrane pump and a head portion for a vacuum membrane pump
BUECHI LAB TECH10 citations71
US5759356AJun 2, 1998
Evaporator flask for a rotary evaporator
BUECHI LAB TECH5 citations71
USD387176SDec 2, 1997
Evaporator flask for a rotary evaporator
BUECHI LAB TECH6 citations71
US5589135ADec 31, 1996
Height adjustable stand for laboratory equipment
BUECHI LAB TECH13 citations71
US5776317AJul 7, 1998
Extractor for soxhlet solid-liquid extraction
BUECHI LAB TECH11 citations68
US4625935ADec 2, 1986
Adjustable-height support for rotary evaporators
BUECHI LAB TECH10 citations68
US5665602ASep 9, 1997
Method for the determination of the fat content of samples, preferably organic samples
BUECHI LAB TECH12 citations66
US5337806AAug 16, 1994
Method and device for heating or cooling a reaction flask
BUECHI LAB TECH18 citations66
USD941977SJan 25, 2022
Rotary evaporator
BUECHI LAB TECH1 citations65
USD940290SJan 4, 2022
Rotary evaporator
BUECHI LAB TECH2 citations65
US4303614ADec 1, 1981
Distilling unit
BUECHI LAB TECH14 citations65
US6480795B1Nov 12, 2002
Automatic calibration method
BUECHI LAB TECH12 citations59
US4956151ASep 11, 1990
Device for holding together and releasing conical joints
BUECHI LAB TECH4 citations56
US6896011B2May 24, 2005
Device and process for filling a column with a filler material
BUECHI LAB TECH2 citations44
US12540849B2Feb 3, 2026
Handheld optical spectroscopy scanner
BUECHI LAB TECH0 citations42
US10563934B2Feb 18, 2020
Device for collecting a condensate
BUECHI LAB TECH0 citations21