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Boisvert, M., L'Espérance, G., Beaulieu, P., & Christopherson, D. B. J. (2018). Free graphite containing powders. (Patent Application no. US20180105906). External link
Christopherson, D. B. J., L'Espérance, G., Koth, J., Beaulieu, P., Farthing, L. J., & Schoenwetter, T. (2017). Thermal spray applications using iron based alloy powder. (Patent no. US9624568). External link
Christopherson, D. B. J., Farthing, L. J., Schoenwetter, T., L'Espérance, G., & Beaulieu, P. (2015). Powder metal compositions for wear and temperature resistance applications and method of producing same. (Patent no. US9162285). External link
L'Espérance, G., Baïlon-Poujol, I., & Christopherson, D. B. J. (2013). Master alloy for producing sinter hardened steel parts and process for the production of sinter hardened parts. (Patent Application no. US20130039796). External link
Christopherson, D. B. J., Farthing, L. J., Schoenwetter, T., L'Espérance, G., & Beaulieu, P. (2010). Powdered metal alloy composition for wear and temperature resistance applications and method of producing same. (Patent Application no. WO2009126674). External link