Inventor
Ka C. Cheok
Inventor
Waterford, MI, US
Overview
Patents· 11 as inventor
Public. Assignee & technology derived from the patent record. Each patent links to its LexDana page.
G01Sprimary
G01SRadio direction-finding24%
B60WConjoint control of vehicle sub-units of different type or different function18%
B62DMotor vehicles18%
H04WWireless communication networks18%
G01CMeasuring distances, levels or bearings12%
G08GTraffic control systems6%
G10DStringed musical instruments6%
PatentTitleYear
10,427,679Lane keeping system and lane centering system20199,758,163'Lane keeping system and lane centering system'20179,180,908'Lane keeping system and lane centering system'20158,214,147'Navigation unit and base station'20128,010,133'Navigation system'20117,983,694'Target and base station for a navigation system'20117,908,041'Self-leveling laser horizon for navigation guidance'20117,718,874'Guitar pick'20107,403,783'Navigation system'20086,898,528'Collision and injury mitigation system using fuzzy cluster tracking'20056,532,419'Calibration of multi-axis accelerometer in vehicle navigation system'2003Career & activity timeline
Assembled from patent assignee/location history and declaration credentials.
2003–2005Based in Rochester Hills, MI, US· patent location history
2008–2011Based in Troy, MI, US· patent location history
2010–2012Patents assigned to CHEOK KA C (2)· patent assignee history
2010–2019Based in Waterford, MI, US· patent location history
2011–2012Patents assigned to NAV TRACK INC (3)· patent assignee history
2012Patents assigned to FLECK PAUL W (1)· patent assignee history
2015–2019Patents assigned to MAGNA ELECTRONICS INC (3)· patent assignee history
2015Patents assigned to CHEOK KA CHAI (1)· patent assignee history
Inventor activity
Assignee and location history derived from the patent record.
Assignees
| Assignee | Patents | Span |
|---|---|---|
| MAGNA ELECTRONICS INC | 3 | 2015–2019 |
| NAV TRACK INC | 3 | 2011–2012 |
| CHEOK KA Cself | 2 | 2010–2012 |
| CHEOK KA CHAIself | 1 | 2015 |
| FLECK PAUL W | 1 | 2012 |
Locations
| Location | Patents | Span |
|---|---|---|
| Waterford, MI, US | 5 | 2010–2019 |
| Troy, MI, US | 4 | 2008–2011 |
| Rochester Hills, MI, US | 2 | 2003–2005 |