APT INC has a total of 12 patent applications. Its first patent ever was published in 1977. It filed its patents most often in United States, Canada and Mexico. Its main competitors in its focus markets machines, mechanical elements and chemical engineering are ESSEF CORP, BECK PETER and COVESS N V.
# | Country | Total Patents | |
---|---|---|---|
#1 | United States | 9 | |
#2 | Canada | 1 | |
#3 | Mexico | 1 | |
#4 | WIPO (World Intellectual Property Organization) | 1 |
# | Industry | |
---|---|---|
#1 | Machines | |
#2 | Mechanical elements | |
#3 | Chemical engineering | |
#4 | Computer technology | |
#5 | Engines, pumps and turbines |
# | Technology | |
---|---|---|
#1 | Frames | |
#2 | Shaping of plastics | |
#3 | Fillers | |
#4 | Certain plastics | |
#5 | Separation | |
#6 | Electric digital data processing | |
#7 | Magnetic or electrostatic solid separation | |
#8 | Compressed gas holders | |
#9 | Non-positive-displacement pumps | |
#10 | Unspecified technologies |
# | Name | Total Patents |
---|---|---|
#1 | Sluder Don W | 7 |
#2 | Welch William L | 7 |
#3 | Hill Wallace D | 3 |
#4 | Cory Richard L | 2 |
#5 | Calvert Seymour | 2 |
#6 | Hill Wallace P | 2 |
#7 | Wagner Christopher E | 1 |
#8 | Foss R Scot | 1 |
#9 | Cummins Ii Charles A | 1 |
#10 | Martinelli John K | 1 |
Publication | Filing date | Title |
---|---|---|
US5632146A | Load shaping compressed air system | |
US5419529A | Reusable mold for forming premolded pieces and a modular contained machine foundation | |
US5240223A | Reuseable mold for forming a hollow aggregate filled thermoset article | |
US5434594A | Computer peripheral device for positioning a cursor on a computer display | |
WO9109249A1 | Foundation and method preparing or reparing same | |
CA2071549A1 | Foundation and method for preparing same | |
US4333827A | Automatic engine shut down device and systems employing the same | |
US4163649A | Collection of fine particles from a gas stream by moving the gas stream upward through a shallow bed of solid granules | |
US4169714A | Removal of fine particles from a gas stream by solid particle addition in venturi contactor |