Inventor · disambiguated record
Dennis L. Lewallen
Also filed as: LEWALLEN DENNIS L
5 granted patents·2 pending applications·167 citations·filing 1975–2012
83Inventor score
Top patents by PatentIndex Score
7 records- 0190US4790389AField cultivator frame with limiting assemblyFLEX KING CORP·Filed 1986·Granted Dec 13, 1988·72 cites·15 claims
- 0287US6684962B1Folding agricultural implementAGCO CORP·Filed 2001·Granted Feb 3, 2004·49 cites·19 claims
- 0385US4008770AScraper assembly for ground tillage implement discsWALKER HAROLD G·Filed 1975·Granted Feb 22, 1977·32 cites·6 claims
- 0472US9072215B2Method for making a tube joint in an agricultural implement frameAGCO CORP·Filed 2012·Granted Jul 7, 2015·5 cites·9 claims
- 0539US2013092407A1Tube Joint in Implement FrameAGCO CORP·Filed 2012·Application pending·0 cites
- 0638US6213221B1Bearing assemblies for agricultural implementsSUNFLOWER MFG COMPANY INC·Filed 1999·Granted Apr 10, 2001·9 cites·4 claims
- 0735US2004050561A1Method and apparatus for tilling an agricultural fieldSUNFLOWER MFG COMPANY INC·Filed 2002·Application pending·0 cites
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