Assignee
HAMILTON CO
US44 patents
Top patents by PatentIndex Score
US6033911AMar 7, 2000
Automated assaying device
HAMILTON CO103 citations96
US5611784AMar 18, 1997
Manual dispensing aid for a syringe
HAMILTON CO251 citations96
US6133045AOct 17, 2000
Automated sample treatment system: apparatus and method
HAMILTON CO90 citations95
US6899848B1May 31, 2005
Automated sample treatment system: apparatus and method
HAMILTON CO78 citations94
US4327595AMay 4, 1982
Method and apparatus for simultaneous dilution and dispensation
HAMILTON CO68 citations93
US5531959AJul 2, 1996
Automated liquid handling and computer controlled system and method for solid phase chromatographic extractions
HAMILTON CO56 citations92
US5324480AJun 28, 1994
Liquid handling system
HAMILTON CO71 citations92
US5983733ANov 16, 1999
Manual pipette
HAMILTON CO79 citations91
USD370974SJun 18, 1996
Manual dispensing aid for a syringe
HAMILTON CO27 citations91
US5760299AJun 2, 1998
Automated liquid handling and computer controlled system and method for solid phase chromatographic extractions
HAMILTON CO23 citations89
US10272425B2Apr 30, 2019
Pipetting device, pipette tip coupler, and pipette tip: devices and methods
HAMILTON CO2 citations83
US7144554B1Dec 5, 2006
Ultra low volume probe
HAMILTON CO13 citations79
US6884231B1Apr 26, 2005
Dual chambered fluid displacement apparatus
HAMILTON CO14 citations77
US8028843B2Oct 4, 2011
Shift and scan test tube rack apparatus and method
HAMILTON CO11 citations76
US12458963B2Nov 4, 2025
Pipetting device, pipette tip coupler, and pipette tip: devices and methods
HAMILTON CO0 citations72
US12005434B2Jun 11, 2024
Pipetting device, pipette tip coupler, and pipette tip: devices and methods
HAMILTON CO0 citations72
US11130123B2Sep 28, 2021
Pipetting device, pipette tip coupler, and pipette tip: devices and methods
HAMILTON CO0 citations72
US11117125B2Sep 14, 2021
Pipetting device, pipette tip coupler, and pipette tip: devices and methods
HAMILTON CO0 citations72
US11065613B2Jul 20, 2021
Pipetting device, pipette tip coupler, and pipette tip: devices and methods
HAMILTON CO0 citations72
US10888858B2Jan 12, 2021
Pipetting device, pipette tip coupler, and pipette tip: devices and methods
HAMILTON CO0 citations72
US4034755AJul 12, 1977
Syringe
HAMILTON CO13 citations71
US4024865AMay 24, 1977
Syringe
HAMILTON CO11 citations70
US10942193B2Mar 9, 2021
Automated positive pressure solid phase extraction apparatus and method comprising a reagent dispenser apparatus and method
HAMILTON CO2 citations69
US10549927B2Feb 4, 2020
Automated positive pressure solid phase extraction apparatus and method
HAMILTON CO2 citations69
US10450149B2Oct 22, 2019
Automated positive pressure solid phase extraction apparatus and method
HAMILTON CO1 citations69
US10377579B2Aug 13, 2019
Automated positive pressure solid phase extraction apparatus and method
HAMILTON CO1 citations69
US11065614B2Jul 20, 2021
Pipetting device, pipette tip coupler, and pipette tip: devices and methods
HAMILTON CO1 citations62
US10766035B1Sep 8, 2020
Pipetting device, pipette tip coupler, and pipette tip: devices and methods
HAMILTON CO0 citations62
US10730040B2Aug 4, 2020
Pipetting device, pipette tip coupler, and pipette tip: devices and methods
HAMILTON CO0 citations62
US10682642B2Jun 16, 2020
Pipetting device, pipette tip coupler, and pipette tip: devices and methods
HAMILTON CO0 citations62
US10661269B2May 26, 2020
Pipetting device, pipette tip coupler, and pipette tip: devices and methods
HAMILTON CO0 citations62
US10603666B1Mar 31, 2020
Pipetting device, pipette tip coupler, and pipette tip: devices and methods
HAMILTON CO0 citations62
US10525460B2Jan 7, 2020
Pipetting device, pipette tip coupler, and pipette tip: devices and methods
HAMILTON CO0 citations62
US10464059B1Nov 5, 2019
Pipetting device, pipette tip coupler, and pipette tip: devices and methods
HAMILTON CO0 citations62
US10427151B2Oct 1, 2019
Pipetting device, pipette tip coupler, and pipette tip: devices and methods
HAMILTON CO0 citations62
US9999882B2Jun 19, 2018
Pipetting device, pipette tip coupler, and pipette tip: devices and methods
HAMILTON CO0 citations62
US9962707B2May 8, 2018
Pipetting device, pipette tip coupler, and pipette tip: devices and methods
HAMILTON CO0 citations62
US9943842B2Apr 17, 2018
Pipetting device, pipette tip coupler, and pipette tip: devices and methods
HAMILTON CO0 citations62
US9937493B1Apr 10, 2018
Pipetting device, pipette tip coupler, and pipette tip: devices and methods
HAMILTON CO0 citations62
US9901920B1Feb 27, 2018
Pipetting device, pipette tip coupler, and pipette tip: devices and methods
HAMILTON CO0 citations62
US11020738B2Jun 1, 2021
Pipetting device, pipette tip coupler, and pipette tip: devices and methods
HAMILTON CO0 citations57
US10898892B2Jan 26, 2021
Pipetting device, pipette tip coupler, and pipette tip: devices and methods
HAMILTON CO1 citations57
US11235318B2Feb 1, 2022
Pipetting device, pipette tip coupler, and pipette tip: devices and methods
HAMILTON CO0 citations51
US10518984B1Dec 31, 2019
Automated positive pressure solid phase extraction apparatus and method
HAMILTON CO0 citations48