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GOODSPEED BYRON LESTER

Overview
  • Total Patents
    23
About

GOODSPEED BYRON LESTER has a total of 23 patent applications. Its first patent ever was published in 1982. It filed its patents most often in United States, Canada and Brazil. Its main competitors in its focus markets environmental technology, thermal processes and chemical engineering are SEC ELEVATOR CO LTD, ALBERT PARKER and TADA KINZOKU KOGYO KK.

Patent filings in countries

World map showing GOODSPEED BYRON LESTERs patent filings in countries
# Country Total Patents
#1 United States 9
#2 Canada 6
#3 Brazil 2
#4 Sweden 2
#5 Australia 1
#6 Finland 1
#7 Norway 1
#8 WIPO (World Intellectual Property Organization) 1

Patent filings per year

Chart showing GOODSPEED BYRON LESTERs patent filings per year from 1900 to 2020

Top inventors

# Name Total Patents
#1 Goodspeed Byron L 20
#2 Goodspeed Byron Lester 3
#3 Ross Thomas W 1

Latest patents

Publication Filing date Title
US5310202A Skateboard
US5224719A Skateboard
US5255477A Easily cleanable roof gutters
US4838182A Apparatus for regulating air flow through an air port of a chemical recovery furnace
US4883294A Tamper-proof locking device
CA1314447C Apparatus for cleaning air ports of a chemical recovery furnace
US4822428A Apparatus for cleaning air ports of a chemical recovery furnace
US4706324A Apparatus for automatically cleaning smelt spouts of a chemical recovery furnace
US4748004A Apparatus for cleaning air ports of a chemical recovery furnace
US4423533A Furnace air port cleaner