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NAT INSTR CO

Overview
  • Total Patents
    69
About

NAT INSTR CO has a total of 69 patent applications. Its first patent ever was published in 1975. It filed its patents most often in United States, Canada and United Kingdom. Its main competitors in its focus markets packaging and shipping, engines, pumps and turbines and machines are TETRA DEV CO, ROSEN SIDNEY and SIDNEY ROSEN.

Patent filings per year

Chart showing NAT INSTR COs patent filings per year from 1900 to 2020

Top inventors

# Name Total Patents
#1 Bennett Richard N 21
#2 Bennett Richard Nelson 10
#3 Buckley Lawrence W 9
#4 Bergandy Wieslaw 6
#5 Bennett R 6
#6 Rosen Robert 5
#7 Ruhl Mark A 4
#8 Hamilton William M 3
#9 Spiteri-Gonzi Joseph 3
#10 Mergl Vernon F 3

Latest patents

Publication Filing date Title
WO03039960A1 Liquid system with improved fluid displacement
CA2157821A1 Disposable rolling diaphragm filling unit
US5540568A Disposable rolling diaphragm filling unit
US5452993A Sterilize-in-place diaphragm pumps
US5301488A Programmable filling and capping machine
US5348058A Clean-in-place filling machine
US5154589A Metering pump
US5105859A Time flow volumetric liquid filling machine
US5033518A Fine adjustment for filling machine having piston differential pressure
US4756137A Capping machine
US4787822A Volume control for multi-nozzle rotary pump filling systems
US4593720A Filling nozzle valve structure
US4569378A Filling machine with tandem-operated diaphragm filling units
US4442954A Self-pressurizing pinch valve
GB2093954A Filling nozzle structure
US4405061A Filling machine
US4401141A Filling machine
US4294294A Control system for filling machine
US4313476A Dual lane filling machine
ZA7901243B Sanitary pump unit for filling machines