Category:John Keith of Ardmore OK (US)

John Keith of Ardmore OK (US)

Executive Summary

John Keith of Ardmore OK (US) is an inventor who has filed 10 patents. Their primary areas of innovation include POSITIVE-DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS (machines for liquids, or pumps, of rotary-piston or oscillating-piston type (7 patents), POSITIVE-DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS (machines for liquids, or pumps, of rotary-piston or oscillating-piston type (6 patents), POSITIVE-DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS (machines for liquids, or pumps, of rotary-piston or oscillating-piston type (6 patents), and they have worked with companies such as Kerr Machine Co. (10 patents). Their most frequent collaborators include (10 collaborations), (10 collaborations), (10 collaborations).

Patent Filing Activity

Technology Areas

List of Technology Areas

• F04B53/22 (POSITIVE-DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS (machines for liquids, or pumps, of rotary-piston or oscillating-piston type): 7 patents
• F04B53/164 (POSITIVE-DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS (machines for liquids, or pumps, of rotary-piston or oscillating-piston type): 6 patents
• F04B15/02 (POSITIVE-DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS (machines for liquids, or pumps, of rotary-piston or oscillating-piston type): 6 patents
• F04B53/1022 (POSITIVE-DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS (machines for liquids, or pumps, of rotary-piston or oscillating-piston type): 6 patents
• F04B53/1032 (POSITIVE-DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS (machines for liquids, or pumps, of rotary-piston or oscillating-piston type): 6 patents
• F16K11/105 (with two or more closure members not moving as a unit): 5 patents
• F04B7/0084 (Piston machines or pumps characterised by having positively-driven valving): 5 patents
• F04B53/007 (Component parts, details or accessories not provided for in, or of interest apart from, groups): 4 patents
• F04B53/14 (POSITIVE-DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS (machines for liquids, or pumps, of rotary-piston or oscillating-piston type): 4 patents
• F16J15/26 (PISTONS {(specially adapted for dampers): 4 patents
• F16K1/42 (VALVES; TAPS; COCKS; ACTUATING-FLOATS; DEVICES FOR VENTING OR AERATING {(devices for emptying and evacuating the excess liquid in valves or conduits): 4 patents
• F04B1/0538 (POSITIVE-DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS (machines for liquids, or pumps, of rotary-piston or oscillating-piston type): 4 patents
• F16L55/11 (Plugs {(): 3 patents
• F04B7/0208 (POSITIVE-DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS (machines for liquids, or pumps, of rotary-piston or oscillating-piston type): 3 patents
• F04B1/0452 (POSITIVE-DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS (machines for liquids, or pumps, of rotary-piston or oscillating-piston type): 3 patents
• F04B7/0003 (Piston machines or pumps characterised by having positively-driven valving): 3 patents
• F04B7/0266 (POSITIVE-DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS (machines for liquids, or pumps, of rotary-piston or oscillating-piston type): 3 patents
• E21B43/2607 (by forming crevices or fractures): 2 patents
• F04B7/0088 (Piston machines or pumps characterised by having positively-driven valving): 2 patents
• F04B53/162 (POSITIVE-DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS (machines for liquids, or pumps, of rotary-piston or oscillating-piston type): 2 patents
• F16J15/185 (PISTONS {(specially adapted for dampers): 1 patents
• F16J15/28 (PISTONS {(specially adapted for dampers): 1 patents
• F16J15/3232 (having two or more lips): 1 patents
• F16J15/3488 (PISTONS {(specially adapted for dampers): 1 patents
• F16J15/3252 (with elastic sealings, e.g. O-rings): 1 patents
• F16J15/3436 (PISTONS {(specially adapted for dampers): 1 patents
• F16K15/063 ({the valve being loaded by a spring}): 1 patents
• F16K1/46 (Attachment of sealing rings): 1 patents
• F16K1/385 ({contacting in the closed position, over a substantial axial length, a seat surface having the same inclination}): 1 patents
• F04B39/122 (Casings; Cylinders; Cylinder heads; Fluid connections): 1 patents
• F04B19/22 (POSITIVE-DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS (machines for liquids, or pumps, of rotary-piston or oscillating-piston type): 1 patents
• F04B27/00 (Multi-cylinder pumps specially adapted for elastic fluids and characterised by number or arrangement of cylinders (multi-stage pumps specially adapted for elastic fluids): 1 patents
• F04B39/121 (Casings; Cylinders; Cylinder heads; Fluid connections): 1 patents
• F04B23/06 (POSITIVE-DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS (machines for liquids, or pumps, of rotary-piston or oscillating-piston type): 1 patents
• F04B39/14 (POSITIVE-DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS (machines for liquids, or pumps, of rotary-piston or oscillating-piston type): 1 patents
• F04B53/02 (POSITIVE-DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS (machines for liquids, or pumps, of rotary-piston or oscillating-piston type): 1 patents

Companies

List of Companies

• Kerr Machine Co.: 10 patents

Collaborators

• Micheal Cole Thomas of Ardmore OK (US) (10 collaborations)
• Christopher Todd Barnett of Stratford OK (US) (10 collaborations)
• Nicholas Son of Davis OK (US) (10 collaborations)
• Kelcy Jake Foster of Sulphur OK (US) (7 collaborations)
• Mark S. Nowell of Ardmore OK (US) (3 collaborations)
• Kelcy Jake Foster of Ardmore OK (US) (3 collaborations)
• Guy J. Lapointe of Sulphur OK (US) (1 collaborations)
• Michael Eugene May of Ardmore OK (US) (1 collaborations)