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JOHNSON RONALD F

Overview
  • Total Patents
    14
About

JOHNSON RONALD F has a total of 14 patent applications. Its first patent ever was published in 1984. It filed its patents most often in United Kingdom, United States and Canada. Its main competitors in its focus markets medical technology are MEDICAL INJECTION DEVICES INC, EASYDIAL INC and FUKUTOMI HEALTH SCIENCE & SERV.

Patent filings in countries

World map showing JOHNSON RONALD Fs patent filings in countries
# Country Total Patents
#1 United Kingdom 10
#2 United States 3
#3 Canada 1

Patent filings per year

Chart showing JOHNSON RONALD Fs patent filings per year from 1900 to 2020

Focus industries

# Industry
#1 Medical technology

Focus technologies

# Technology
#1 Syringes

Top inventors

# Name Total Patents
#1 Johnson Ronald F 4
#2 Nicklas Norman E 4

Latest patents

Publication Filing date Title
GB0319570D0 Wireless interactive voice response between a wireless cellular network a set top box and the internet
GB9324419D0 Water developed transfer system
GB9321230D0 Monitoring device for quality control on a printing web
GB9308859D0 Water-developable coloured photosensitive composition
GB9108012D0 Insolubilising positive multi-coloured images by applying heat
GB9021463D0 Transfer of multi-coloured images in one pass
GB9003778D0 Image formation
GB8919756D0 Imaging using photo-degradation and cross-linking
GB8900364D0 Colour proofing using positive films,pigmented inks and aqueous development
US4799921A Method for implanting retainers and implants in cattle
US4784640A Apparatus for implanting implants in cattle
US4659326A Apparatus for implanting implants in cattle