RETINAL DISPLAYS, INC.
Patent Owner
Stats
- 1 US PATENTS IN FORCE
- 0 US APPLICATIONS PENDING
- Jul 30, 2002 most recent publication
Details
- 1 Issued Patents
- 0 Issued in last 3 years
- 0 Published in last 3 years
- 827 Total Citation Count
- Jan 15, 1988 Earliest Filing
- 9 Expired/Abandoned/Withdrawn Patents
Patent Activity in the Last 10 Years
Technologies
Intl Class
Technology
Matters
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Top Patents (by citation)
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Recent Publications
- No Recent Publications to Display
Recent Patents
Patent #
Title
Filing Date
Issue Date
Intl Class
6161084 Information retrieval utilizing semantic representation of text by identifying hypernyms and indexing multiple tokenized semantic structures to a same passage of textAug 03, 99Dec 12, 00[G06F]
Expired/Abandoned/Withdrawn Patents
Patent #
Title
Status
Filing Date
Issue/Pub Date
Intl Class
6381340 Method for calculating relative phases between signal channels in a multi-sensor tracking deviceExpiredJun 09, 99Apr 30, 02[G06K]
6239784 Exo-skeletal haptic computer human/computer interface deviceExpiredOct 27, 94May 29, 01[G09G]
4984179 Method and apparatus for the perception of computer-generated imageryExpiredSep 07, 89Jan 08, 91[G06F, G06K]
4884219 Method and apparatus for the perception of computer-generated imageryExpiredJan 15, 88Nov 28, 89[G06F, G06K]
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