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JL
Jerry A. Levad
HS
Haden Schweitzer
: 1 patents #11 of 16
Top 70%
JM
Joy Manufacturing
: 1 patents #39 of 116
Top 35%
Overall (All Time):
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1
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Patent #
Title
Co-Inventors
Date
4750274
Sludge processing
Andrew Erdman
,
Jeffrey C. Johnson
1988-06-14
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