Inventor · disambiguated record

Lee M. Richey

Also filed as: RICHEY LEE M

2 granted patents·130 citations·filing 1987–1998

68Inventor score

Technology areasE21B H03J

Files withOIL WELL AUTOMATION INC1 RADIO ADVENTURES CORP1

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2 records

0182US4747451ALevel sensorOIL WELL AUTOMATION INC·Filed 1987·Granted May 31, 1988·99 cites·17 claims
0253US6175280B1Method and apparatus for controlling and stabilizing oscillatorsRADIO ADVENTURES CORP·Filed 1998·Granted Jan 16, 2001·31 cites·12 claims

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