Inventor · disambiguated record

Keith Grindstaff

Also filed as: GRINDSTAFF KEITH

2 granted patents·87 citations·filing 2005–2009

65Inventor score

Technology areasE21B

Files withRAYTHEON UTD INC2

Top patents by PatentIndex Score

2 records

0193US7584808B2Centralizer-based survey and navigation device and methodRAYTHEON UTD INC·Filed 2005·Granted Sep 8, 2009·81 cites·6 claims
0260US7870912B2Centralizer-based survey and navigation device and methodRAYTHEON UTD INC·Filed 2009·Granted Jan 18, 2011·6 cites·23 claims

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