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WINFIELD IND

Overview
  • Total Patents
    14
About

WINFIELD IND has a total of 14 patent applications. Its first patent ever was published in 1983. It filed its patents most often in United States, EPO (European Patent Office) and Australia. Its main competitors in its focus markets medical technology, machines and environmental technology are MEDICOS HIRATA KK, VNI ISPYTATELNY INST and KURTZ LEONARD D.

Patent filings in countries

World map showing WINFIELD INDs patent filings in countries
# Country Total Patents
#1 United States 6
#2 EPO (European Patent Office) 4
#3 Australia 2
#4 Canada 2

Patent filings per year

Chart showing WINFIELD INDs patent filings per year from 1900 to 2020

Top inventors

# Name Total Patents
#1 Meijer Robert S 9
#2 Frain John P 3
#3 Ryan Dana Wm 2
#4 Bogner Paul M 1
#5 Nelson Ralph E 1
#6 Cannon Raymond E 1
#7 Nelson Ann L 1
#8 Bogner Evelyn J 1
#9 Campbell Jr Vance D 1

Latest patents

Publication Filing date Title
US5690242A Sharps disposal container cap securement arrangement
US5423775A Locking connector assembly
US5360594A Control system for medical waste disposal unit
EP0586763A2 Control system for medical waste disposal unit
US5269832A Method and apparatus for continuously measuring the concentration of chemicals in solutions
CA2044077A1 Chemical treatment of an infectious waste
EP0510276A2 Multi-stage infectious waste treatment system
US5190725A Chemical treatment of an infectious waste
US4494652A Container for sharps