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David C. Gardner

AMAmoco: 1 patents #610 of 1,251Top 50%

Broken Arrow, OK: #329 of 587 inventorsTop 60%

Oklahoma: #6,781 of 12,736 inventorsTop 55%

Overall (All Time): #3,870,203 of 4,157,543Top 95%

1 Patents All Time

Issued Patents All Time

Showing 1–1 of 1 patents

Patent #	Title	Co-Inventors	Date
4993491	Fracture stimulation of coal degasification wells	Ian Palmer, Ralph W. Veatch, G. Michael Kutas	1991-02-19