DR. DONALD A. KUBIK

Corporate Board Profile

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NORTHERN TECHNOLOGIES INTERNATIONAL CORP

Filing Date Source Excerpt
2001-12-12 Dr. Kubik - Vice Chairman and Chief Technology Officer; responsible for developing patents related to protective products; prior R&D position at 3M Company.
2002-12-06 Dr. Kubik has been responsible for developing the patent that led to the Company’s introduction of protective plastic film and paper products incorporating volatile corrosion inhibitors.
2003-12-19 Dr. Kubik has been responsible for developing the patent that led to the Company’s introduction of protective plastic film and paper products incorporating volatile corrosion inhibitors.
2004-12-13 Dr. Kubik was responsible for developing the patent that led to the introduction by NTIC of protective plastic film and paper products incorporating volatile corrosion inhibitors. Prior to joining NTIC, Dr. Kubik held a research and development position with Minnesota Mining & Manufacturing (3M).
2005-12-30 Dr. Kubik is responsible for developing the patent that led to the Company’s introduction of protective plastic film and paper products incorporating volatile corrosion inhibitors.
2006-12-11 Dr. Kubik is responsible for developing the patent that led to NTIC’s introduction of protective plastic film and paper products incorporating volatile corrosion inhibitors. Prior to joining NTIC, Dr. Kubik held a research and development position with Minnesota Mining & Manufacturing (3M).
2007-12-12 Dr. Kubik is responsible for developing the patent that led to NTIC’s introduction of protective plastic film and paper products incorporating volatile corrosion inhibitors. Prior to joining NTIC, Dr. Kubik held a research and development position with Minnesota Mining & Manufacturing (3M).

Data sourced from SEC filings. Last updated: 2025-08-30