JH

John Hefele

AM Ahlstrom Machinery: 1 patents #22 of 64Top 35%
KA Kamyr: 1 patents #54 of 99Top 55%
📍 Glens Falls, NY: #60 of 170 inventorsTop 40%
🗺 New York: #48,759 of 115,490 inventorsTop 45%
Overall (All Time): #2,242,414 of 4,157,543Top 55%
2
Patents All Time

Issued Patents All Time

Showing 1–2 of 2 patents

Patent #TitleCo-InventorsDate
6123808 Distribution of dilution liquor to the discharge of a cellulose pulp digester Grant Bechard, Larry W. Laakso, Mark D. Barrett, R. Fred Chasse 2000-09-26
5187956 Preventing clogging in pressure diffusers Joseph R. Phillips, Peter E. T. Warloff, Victor L. Bilodeau, Ronald Bain, Mark D. Barrett 1993-02-23