Category:Stephen A. Kujak of Brownsville MN (US)

Stephen A. Kujak of Brownsville MN (US)

Executive Summary

Stephen A. Kujak of Brownsville MN (US) is an inventor who has filed 2 patents. Their primary areas of innovation include Arrangements for separating or purifying gases or liquids (in analysers or rectifiers (1 patents), Arrangements for charging or discharging refrigerant (1 patents), REFRIGERATION MACHINES, PLANTS OR SYSTEMS; COMBINED HEATING AND REFRIGERATION SYSTEMS; HEAT PUMP SYSTEMS (1 patents), and they have worked with companies such as TRANE INTERNATIONAL INC. (2 patents). Their most frequent collaborators include (1 collaborations), (1 collaborations), (1 collaborations).

Patent Filing Activity

Technology Areas

List of Technology Areas

• F25B43/00 (Arrangements for separating or purifying gases or liquids (in analysers or rectifiers): 1 patents
• F25B45/00 (Arrangements for charging or discharging refrigerant): 1 patents
• F25B2345/002 (REFRIGERATION MACHINES, PLANTS OR SYSTEMS; COMBINED HEATING AND REFRIGERATION SYSTEMS; HEAT PUMP SYSTEMS): 1 patents
• C09K5/045 (MATERIALS FOR MISCELLANEOUS APPLICATIONS, NOT PROVIDED FOR ELSEWHERE): 1 patents
• C09K2205/122 (MATERIALS FOR MISCELLANEOUS APPLICATIONS, NOT PROVIDED FOR ELSEWHERE): 1 patents

Companies

List of Companies

• TRANE INTERNATIONAL INC.: 2 patents

Collaborators

• Dermott Crombie (1 collaborations)
• Michael Petersen of Apple Valley MN (US) (1 collaborations)
• Kenneth J. Schultz of Onalaska WI (US) (1 collaborations)