Inventor
Leland D. Richardson
Inventor
Apex, NC, US
Overview
Patents· 5 as inventor
Public. Assignee & technology derived from the patent record. Each patent links to its LexDana page.
G09Gprimary
G09GArrangements or circuits for control of indicating devices using static means to present variable information29%
H04NPictorial communication, e.g. television29%
G06FElectric digital data processing14%
G06TImage data processing or generation, in general14%
H03KPulse technique14%
PatentTitleYear
6,519,283'Integrated video processing system having multiple video sources and implementing picture-in-picture with on-screen display graphics'20036,469,743'Programmable external graphics/video port for digital video decode system chip'20026,040,725'Dynamically configurable variable frequency and duty cycle clock and signal generation'20005,434,967'Decision variable hardware logic and processing methods for graphics display system'19955,430,841'Context management in a graphics system'1995Career & activity timeline
Assembled from patent assignee/location history and declaration credentials.
1995–2003Patents assigned to IBM (5)· patent assignee history
1995Based in Kingston, NY, US· patent location history
2000–2003Based in Apex, NC, US· patent location history
Inventor activity
Assignee and location history derived from the patent record.
Assignees
| Assignee | Patents | Span |
|---|---|---|
| IBM | 5 | 1995–2003 |
Locations
| Location | Patents | Span |
|---|---|---|
| Apex, NC, US | 3 | 2000–2003 |
| Kingston, New York, US | 2 | 1995 |