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HAMILTON CO

Overview
  • Total Patents
    131
  • GoodIP Patent Rank
    20,494
  • Filing trend
    ⇩ 90.0%
About

HAMILTON CO has a total of 131 patent applications. It decreased the IP activity by 90.0%. Its first patent ever was published in 1963. It filed its patents most often in United States, EPO (European Patent Office) and China. Its main competitors in its focus markets measurement, chemical engineering and machines are MICROJET KK, NIIGATA KAKO KK and ANI BIOTECH OY.

Patent filings per year

Chart showing HAMILTON COs patent filings per year from 1900 to 2020

Top inventors

# Name Total Patents
#1 Guzman Jose Eduardo 56
#2 Barresi Thomas 56
#3 Belton Dana A 51
#4 Thomas Barresi 10
#5 Gulla Gregory 10
#6 Dana A Belton 10
#7 Jose Eduardo Guzman 10
#8 Schultz Harold R 7
#9 Johnson James E 7
#10 Voss Garrett 7

Latest patents

Publication Filing date Title
US2021023550A1 Pipetting Device, Pipette Tip Coupler, and Pipette Tip: Devices and Methods
US2020360919A1 Pipetting device, pipette tip coupler, and pipette tip: devices and methods
US10603666B1 Pipetting Device, Pipette Tip Coupler, and Pipette Tip: Devices and Methods
US2018149669A1 Automated positive pressure solid phase extraction apparatus and method comprising a reagent dispenser apparatus and method
CN110385153A Liquid-transfering device, pipette tip connector and pipette tip: device and method
EP3094980A2 Automated positive pressure solid phase extraction apparatus and method
US2010292829A1 Shift and scan test tube rack apparatus and method
WO2010132045A1 Shift and scan test tube rack apparatus and method
US6884231B1 Dual chambered fluid displacement apparatus
US7144554B1 Ultra low volume probe
WO02099323A1 Fluid selection and redirection valve
US6899848B1 Automated sample treatment system: apparatus and method
US6133045A Automated sample treatment system: apparatus and method
US6033911A Automated assaying device
US5983733A Manual pipette
EP0635277A1 Manual dispensing aid for a syringe
US5531959A Automated liquid handling and computer controlled system and method for solid phase chromatographic extractions
US5324480A Liquid handling system
US4327595A Method and apparatus for simultaneous dilution and dispensation
US4024865A Syringe