O. C. Karkalits

HI Houston Industrial: 1 patents #3 of 13Top 25%

📍 Lake Charles, LA: #1 of 13 inventorsTop 8%

🗺 Louisiana: #69 of 524 inventorsTop 15%

Overall (1989): #72,196 of 140,708Top 55%

Patents 1989

Issued Patents 1989

Showing 1–1 of 1 patents

Patent #	Title	Co-Inventors	Date
4845034	Biochemically reacting substrates in subterranean cavities	William M. Menger, Ernest E. Kern, Kermit Allen, Donald L. Wise, Alfred P. Leuschner	1989-07-04