Douglas J Doornink
Inventor
Stats
- 5 US patents issued
- 5 US Applications filed
- most recent filing
This is official USPTO record data
Details
- 5 US Patents Issued
- 5 US Applications Filed
- 199 Total Citation Count
- Jul 18, 1994 Most Recent Filing
- Oct 16, 1978 Earliest Filing
Work History
| Patent Owner | Applications Filed | Year |
|---|---|---|
| AMERICAN VIDEO GRAPHICS, L.P. | 1
| 1987
|
| GRASS VALLEY (US) INC. | 1
| 1994
|
| TEKTRONIX, INC. | 1
1 1 | 1978
1981 1990 |
Inventor Addresses
| Address | Duration |
|---|---|
| Portland, OR | Feb 26, 80 - Sep 19, 95 |
Technology Profile
| Technology | Matters | |
|---|---|---|
| G06F: | ELECTRIC DIGITAL DATA PROCESSING | 2 |
| G09G: | ARRANGEMENTS OR CIRCUITS FOR CONTROL OF INDICATING DEVICES USING STATIC MEANS TO PRESENT VARIABLE INFORMATION | 1 |
| H04N: | PICTORIAL COMMUNICATION, e.g. TELEVISION | 2 |
Patents / Publication
| Patents / Publication # | Year of Publication / Issued | Title | Citations |
|---|---|---|---|
| 5452010 | 1995 | Synchronizing digital video inputs | 19 |
| 5185599 | 1993 | Local display bus architecture and communications method for Raster display | 88 |
| 5084830 | 1992 | Method and apparatus for hidden surface removal | 9 |
| 4386367 | 1983 | System and method for converting a non-interlaced video signal into an interlaced video signal | 37 |
| 4190834 | 1980 | Circuit and method for producing a full-screen cross-hair cursor on a raster-scan type display | 11 |
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