Inventor
Kenneth Ball
Inventor
Portland, OR, US
Overview
Patents· 9 as inventor
Public. Assignee & technology derived from the patent record. Each patent links to its LexDana page.
A61Mprimary
A61MDevices for introducing media into, or onto, the body12%
F02BInternal-combustion piston engines12%
F02DControlling combustion engines12%
H04RLoudspeakers, microphones, gramophone pick-ups or like acoustic electromechanical transducers12%
Y02TClimate change mitigation technologies related to transportation12%
B61LGuiding railway traffic6%
B63HMarine propulsion or steering6%
F01DNon-positive displacement machines or engines, e.g. steam turbines6%
F05DIndexing scheme for aspects relating to non-positive-displacement machines or engines, gas-turbines or jet-propulsion plants6%
G01LMeasuring force, stress, torque, work, mechanical power, mechanical efficiency, or fluid pressure6%
PatentTitleYear
10,171,902In-ear monitor201910,091,576In-ear monitor20187,461,629'Exhaust brake control system'20087,004,142'Acceleration control method for engine'20066,810,877'High sensitivity pressure switch'20045,975,845'Turbomachinery abradable seal'19995,134,886'Capacitive pressure transducer for use in respirator apparatus'19923,973,746'Collision avoidance system'19763,947,741'Boat guidance system'1976Career & activity timeline
Assembled from patent assignee/location history and declaration credentials.
1976Patents assigned to WALT DISNEY PROD (2)· patent assignee history
1976Based in Tarzana, CA, US· patent location history
1992Patents assigned to BALL KENNETH H (1)· patent assignee history
1992–2004Based in Rancho Palos Verdes, CA, US· patent location history
1999–2008Patents assigned to HOLSET ENGINEERING CO (3)· patent assignee history
1999Based in West Yorkshire, GB· patent location history
2004Patents assigned to MEDICAL ELECTRONICS DEVICES CO (1)· patent assignee history
2006–2008Based in Huddersfield, GB· patent location history
2018–2019Patents assigned to CAMPFIRE AUDIO LLC (2)· patent assignee history
2018–2019Based in Portland, OR, US· patent location history
Inventor activity
Assignee and location history derived from the patent record.
Assignees
| Assignee | Patents | Span |
|---|---|---|
| HOLSET ENGINEERING CO | 3 | 1999–2008 |
| CAMPFIRE AUDIO LLC | 2 | 2018–2019 |
| WALT DISNEY PROD | 2 | 1976 |
| BALL KENNETH Hself | 1 | 1992 |
| MEDICAL ELECTRONICS DEVICES CO | 1 | 2004 |
Locations
| Location | Patents | Span |
|---|---|---|
| Portland, OR, US | 2 | 2018–2019 |
| Huddersfield, GB | 2 | 2006–2008 |
| Rancho Palos Verdes, California, US | 2 | 1992–2004 |
| Tarzana, California, US | 2 | 1976 |
| West Yorkshire, GB | 1 | 1999 |