Inventor · disambiguated record
David S. Sprague
Also filed as: SPRAGUE DAVID · SPRAGUE DAVID S
7 granted patents·1 pending application·1,524 citations·filing 1993–2013
91Inventor score
Top patents by PatentIndex Score
8 records- 0197US5450344AGPS receivers with data ports for the uploading and downloading of absolute position informationTRIMBLE NAVIGATION LTD·Filed 1994·Granted Sep 12, 1995·156 cites·8 claims
- 0297US5422816APortable personal navigation tracking systemTRIMBLE NAVIGATION LTD·Filed 1994·Granted Jun 6, 1995·421 cites·6 claims
- 0396US5642285AOutdoor movie camera GPS-position and time code data-logging for special effects productionTRIMBLE NAVIGATION LTD·Filed 1995·Granted Jun 24, 1997·369 cites·13 claims
- 0495US5479351ATime-keeping system and method for synchronizing independent recordings of a live performance in post-recording editingTRIMBLE NAVIGATION LTD·Filed 1994·Granted Dec 26, 1995·98 cites·12 claims
- 0593US5661652AMobile network with automatic position reporting between member unitsTRIMBLE NAVIGATION LTD·Filed 1995·Granted Aug 26, 1997·249 cites·5 claims
- 0693US5422814AGlobal position system receiver with map coordinate system outputsTRIMBLE NAVIGATION LTD·Filed 1993·Granted Jun 6, 1995·148 cites·8 claims
- 0782US5596500AMap reading system for indicating a user's position on a published map with a global position system receiver and a databaseTRIMBLE NAVIGATION LTD·Filed 1994·Granted Jan 21, 1997·83 cites·7 claims
- 0859US2015079235A1Hemp-Based Infant Formula and Methods of Making SameWRIGHT JENNIFER·Filed 2013·Application pending·0 cites
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →