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WATERS ASSOCIATES INC

Overview
  • Total Patents
    128
About

WATERS ASSOCIATES INC has a total of 128 patent applications. Its first patent ever was published in 1963. It filed its patents most often in United States, Germany and Canada. Its main competitors in its focus markets measurement, chemical engineering and machines are SUPREX CORP, SHANGHAI BEIYU ANALYTICAL INSTR CO LTD and WITT KLAUS.

Patent filings per year

Chart showing WATERS ASSOCIATES INCs patent filings per year from 1900 to 2020

Top inventors

# Name Total Patents
#1 Abrahams Louis 21
#2 Waters James L 11
#3 Friswell David R 10
#4 Tuvin Yury 8
#5 Rausch Carl W 6
#6 Carson William W 6
#7 Hutchins B 5
#8 Neue Uwe Dieter 5
#9 Nelson Kenneth E 5
#10 Rausch Carl Watson 5

Latest patents

Publication Filing date Title
CA1158894A Chromatographic cartridge and holder
CA1141192A Measurement of refractivity changes
AU8025382A Chromatographic cartridge and holder
US4333977A Wear-resistant article
FR2459470A1 Device for measuring the deflection of a light beam
IT8067964D0 Refractometer for measuring fluid refractivity in liq. chromatography
US4281687A Fluid storage device
GB2110951A Improvements in chromatography
CA1087070A Sample injection with automatic cleaning of sampling conduit
US4289975A Dissipating electrical charge
US4283140A Spatially homogenizing optical modulator
US4265536A Electrical zeroing of light beam
US4286873A Refractometer cell with integral lens
US4284352A Heat exchanger for refractometer
US4276475A Novel photometric system
US4245963A Pump
US4228007A Chromatographic cartridge and holder
GB2011802A Triaxially compressed packed beds
US4211658A Triaxially compressed packed beds
US4250035A Radial compression of packed beds