Inventor
David Blyth Hill
Inventor
Pacific Palisades, CA, US
Overview
Patents· 9 as inventor
Public. Assignee & technology derived from the patent record. Each patent links to its LexDana page.
G01Sprimary
G01SRadio direction-finding26%
H04NPictorial communication, e.g. television26%
A63BApparatus for physical training, gymnastics, swimming, climbing, or fencing17%
H04BTransmission9%
H04JMultiplex communication4%
H04LTransmission of digital information, e.g. telegraphic communication4%
H04QSelecting4%
H04RLoudspeakers, microphones, gramophone pick-ups or like acoustic electromechanical transducers4%
H04WWireless communication networks4%
PatentTitleYear
10,887,773Dark fiber design tool for hardware, circuits, and paths20217,154,540'System for enhancing video'20066,154,250'System for enhancing the television presentation of an object at a sporting event'20006,141,060'Method and apparatus for adding a graphic indication of a first down to a live video of a football game'20006,055,417'System for using a microphone in an object at a sporting event'20005,963,849'System for using a microphone in a baseball base'19995,917,553'Method and apparatus for enhancing the broadcast of a live event'19995,912,700'System for enhancing the television presentation of an object at a sporting event'19995,564,698'Electromagnetic transmitting hockey puck'1996Career & activity timeline
Assembled from patent assignee/location history and declaration credentials.
1996–2006Patents assigned to FOX SPORTS PRODUCTIONS INC (8)· patent assignee history
1996–2000Based in Los Angeles, CA, US· patent location history
1999–2006Based in Pacific Palisades, CA, US· patent location history
2021Patents assigned to AT & T IP I LP (1)· patent assignee history
2021Based in Trussville, AL, US· patent location history
Inventor activity
Assignee and location history derived from the patent record.
Assignees
| Assignee | Patents | Span |
|---|---|---|
| FOX SPORTS PRODUCTIONS INC | 8 | 1996–2006 |
| AT & T IP I LP | 1 | 2021 |
Locations
| Location | Patents | Span |
|---|---|---|
| Pacific Palisades, California, US | 5 | 1999–2006 |
| Los Angeles, California, US | 3 | 1996–2000 |
| Trussville, AL, US | 1 | 2021 |