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BRADLEY & HUBBARD MFG CO

Overview
  • Total Patents
    21
About

BRADLEY & HUBBARD MFG CO has a total of 21 patent applications. Its first patent ever was published in 1899. It filed its patents most often in United States. Its main competitors in its focus markets electrical machinery and energy, thermal processes and packaging and shipping are EDWARD MILLER & COMPANY, OTTO PAUL CRAMER and ZONG JILIN.

Patent filings in countries

World map showing BRADLEY & HUBBARD MFG COs patent filings in countries
# Country Total Patents
#1 United States 21

Patent filings per year

Chart showing BRADLEY & HUBBARD MFG COs patent filings per year from 1900 to 2020

Top inventors

# Name Total Patents
#1 Penfield William A 6
#2 Crooke Reuben F 4
#3 Penfield William Allen 4
#4 Hirschfeld Alfred P 2
#5 Jauch Joseph 2
#6 Walker Robert 1
#7 Fisher Emil 1
#8 Hubbard Frank S 1
#9 Judd Arthur G 1

Latest patents

Publication Filing date Title
US1489887A Shade holder
US1082284A Air-distributer for central-draft lamps.
US1056682A Shade or globe holder.
US994467A Sad-iron.
US914804A Candlestick.
US906777A Metal-bordered panel for desk furniture.
US901690A Glass-mount for lamp-shades and kindred articles.
US837716A Shade and globe holder.
US796193A Skeleton cast-metal glass-mount for making shades, screens, &c.
US783798A Wick-tube for central-draft lamps.
US783799A Wick-raiser for central-draft lamps.
US723087A Shade-holder for electric table-lamps.
US691710A Wick-stop for lamp or oil-heater burners.
US692701A Lamp-burner.
US678126A Combined wick-stop and flame-extinguisher.
US672178A Indicator for lamp-founts.
US664775A Acetylene-gas bicycle-lamp.
US660336A Composite reflector.
US644008A Suspension device for lamps, &c.
US652780A Lamp-burner.