H O CANFIELD COMPANY has a total of 23 patent applications. Its first patent ever was published in 1905. It filed its patents most often in Canada, United States and United Kingdom. Its main competitors in its focus markets consumer goods, machines and machine tools are BELLANDER WANJA, HAKEMANN FRITZ and JOSEPH MILLER.
# | Country | Total Patents | |
---|---|---|---|
#1 | Canada | 7 | |
#2 | United States | 6 | |
#3 | United Kingdom | 4 | |
#4 | France | 3 | |
#5 | Belgium | 2 | |
#6 | Germany | 1 |
# | Industry | |
---|---|---|
#1 | Consumer goods | |
#2 | Machines | |
#3 | Machine tools | |
#4 | Civil engineering | |
#5 | Furniture and games |
# | Technology | |
---|---|---|
#1 | Ice-boxes | |
#2 | Unspecified technologies | |
#3 | Doors and windows | |
#4 | Tools for connecting or disengaging | |
#5 | Metal-working | |
#6 | Water-closets with flushing devices | |
#7 | Unspecified technologies | |
#8 | Producing goods from plastic | |
#9 | Domestic washing | |
#10 | Fillers |
# | Name | Total Patents |
---|---|---|
#1 | Reahard Daniel F | 4 |
#2 | Shriver Harry D | 4 |
#3 | Cowles Raymond H | 3 |
#4 | Freshour Henry C | 2 |
#5 | Miller Keith W | 2 |
#6 | Cowles Raymond Hinkley | 1 |
#7 | Reahard Daniel Francis | 1 |
#8 | Canfield Albert H | 1 |
#9 | Francis Reahard Daniel | 1 |
#10 | Champ George Williard | 1 |
Publication | Filing date | Title |
---|---|---|
GB1131917A | Sealing gasket | |
FR1474436A | Seal | |
US3393439A | Bushing assembling apparatus | |
US3345724A | Method and apparatus for manufacturing resilient bushings | |
FR1324512A | Vacuum cleaner hoses | |
FR1315506A | Seals for refrigerator doors | |
US3067083A | Suction cleaner hose | |
US926239A | Reversible valve for flushing-tanks. | |
US837679A | Method of making bath and basin stoppers. | |
US852501A | Bath and basin stopper. | |
CA717267A | Sealing gasket with magnet insert | |
CA711051A | Non-slip door gasket | |
CA689850A | Refrigerator seal | |
CA841873A | Method and apparatus for manufacturing resilient bushings | |
CA642747A | Suction cleaner hose | |
CA828408A | Bushing assembling method and apparatus | |
CA834611A | Sealing gasket of combined rigid and flexible extrusions |