14 patents
Utility
Farm Irrigation Wheel
25 Aug 22
A wheel having a circular ring is provided.
David M. Patrick
Filed: 2 Mar 22
Utility
Continuously Variable Transmission System
21 Jul 22
A continuously variable transmission system having a first adjustable pulley and a second adjustable pulley, a belt being around an outer surface of both the first and the second pulley, and a CPU programed to signal a motor to adjust the first adjustable pulley and second adjustable pulley according to a user input is provided.
Ibrahim Mesinovic
Filed: 19 Jan 21
Utility
Sinusoidal wheel
16 Nov 21
A wheel set assembly having a plurality of sinusoidal channeled wheels.
David Patrick, Robert Patrick
Filed: 22 Jan 21
Utility
Frisbee with a sinusoidal shape
28 Sep 21
A frisbee balanced to spin about a central axis has a central portion with a top surface and an opposing bottom surface.
David Michael Patrick
Filed: 18 Jan 18
Utility
Farm Irrigation Wheel
17 Jun 21
A wheel having a hub and a circular ring is provided.
Ibrahim Mesinovic
Filed: 2 Mar 21
Utility
Sinusoidal Wheel
13 May 21
A wheel set assembly having a plurality of sinusoidal channeled wheels.
David Patrick, Robert Patrick
Filed: 22 Jan 21
Utility
Device and method for aligning material sheets
13 Apr 21
A material aligning device having a plurality of sine waves, wherein the sine waves can be in the form of protrusions repeating along an outer surface of a roller.
David Michael Patrick, Ibra Mesinovich, Robert Patrick
Filed: 8 Aug 19
Utility
Farm irrigation wheel
2 Mar 21
A wheel having a plurality of lugs mounted in side-by-side positions forms a circular ring where each of the lugs has laterally extending legs forming a V-shape aligned with a rotational axis of the wheel.
David M. Patrick, Robert S. Patrick, Peter D. Visscher
Filed: 14 May 18
Utility
Sinusoidal wheel
26 Jan 21
A wheel set assembly having a plurality of sinusoidal channeled wheels.
David Patrick, Robert Patrick
Filed: 8 Nov 19
Utility
Structural Complex Mold
4 Nov 20
A mold for molding an object having a shape, the mold comprising: a top, middle, and bottom bodies, said bodies having peripheral walls, and defining a central vertical axis and an inside cavity surface having same central vertical axis, when said bodies are in mutual contact; and a center hole disposed centrally in a top surface of the top body, the center hole aligning with the vertical central axis; the middle body comprising separate halves that are identical in shape; wherein the inside cavity surface comprises at least one protrusion disposed horizontally along the inside cavity surface, and at least one channel disposed horizontally along the inside cavity surface, the at least one channel being adjacent to the at least one protrusion; wherein, in the presence of a molding compound, the inside cavity surface defines at least a portion of the shape of the object being molded within the mold.
Robert Patrick, Pedro Valdez, David Patrick
Filed: 16 Jul 20
Design
Pallet truck wheels
5 Oct 20
David Michael Patrick, Robert S. Patrick
Filed: 29 Aug 18
Utility
Structural complex mold
14 Sep 20
A mold having an upper, medial, and lower bodies with a composite peripheral wall define an inside cavity which may have a complex shape as for instance, with circular protrusions, circular depressions, and axially aligned cylinders.
David Michael Patrick
Filed: 6 Aug 14
Design
Luggage wheel assembly
6 Jul 20
David Michael Patrick, Robert S. Patrick
Filed: 10 Aug 18
Utility
Compound sinusoidal wheel applicable to materials handling equipment
22 Jun 20
A materials handling equipment has blades of a lifting fork wherein each of the blades engages a blade wheel that moves between a retracted position when the blade is lowered and an extended position when the blade is raised to lift and support a load.
David Michael Patrick, Robert S. Patrick
Filed: 5 Nov 18
- Prev
- 1
- Next
Patents are sorted by USPTO publication date, most recent first