Category:Derrick Lepak of Onalaska WI (US)

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Derrick Lepak of Onalaska WI (US)

Executive Summary

Derrick Lepak of Onalaska WI (US) is an inventor who has filed 2 patents. Their primary areas of innovation include ROTARY-PISTON, OR OSCILLATING-PISTON, POSITIVE-DISPLACEMENT MACHINES FOR LIQUIDS (engines (1 patents), REFRIGERATION MACHINES, PLANTS OR SYSTEMS; COMBINED HEATING AND REFRIGERATION SYSTEMS; HEAT PUMP SYSTEMS (1 patents), ROTARY-PISTON, OR OSCILLATING-PISTON, POSITIVE-DISPLACEMENT MACHINES FOR LIQUIDS (engines (1 patents), and they have worked with companies such as TRANE INTERNATIONAL INC. (2 patents). Their most frequent collaborators include (2 collaborations).

Patent Filing Activity

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Technology Areas

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List of Technology Areas

  • F04C2/025 (ROTARY-PISTON, OR OSCILLATING-PISTON, POSITIVE-DISPLACEMENT MACHINES FOR LIQUIDS (engines): 1 patents
  • F25B31/026 (REFRIGERATION MACHINES, PLANTS OR SYSTEMS; COMBINED HEATING AND REFRIGERATION SYSTEMS; HEAT PUMP SYSTEMS): 1 patents
  • F04C2230/60 (ROTARY-PISTON, OR OSCILLATING-PISTON, POSITIVE-DISPLACEMENT MACHINES FOR LIQUIDS (engines): 1 patents
  • F04C2240/30 (ROTARY-PISTON, OR OSCILLATING-PISTON, POSITIVE-DISPLACEMENT MACHINES FOR LIQUIDS (engines): 1 patents
  • F24F13/20 (AIR-CONDITIONING; AIR-HUMIDIFICATION; VENTILATION; USE OF AIR CURRENTS FOR SCREENING (removing dirt or fumes from areas where they are produced): 1 patents
  • F04C18/0215 (ROTARY-PISTON, OR OSCILLATING-PISTON, POSITIVE-DISPLACEMENT MACHINES FOR LIQUIDS (engines): 1 patents
  • F04C18/0261 (ROTARY-PISTON, OR OSCILLATING-PISTON, POSITIVE-DISPLACEMENT MACHINES FOR LIQUIDS (engines): 1 patents
  • F04C29/0007 (Component parts, details or accessories of pumps or pumping installations, not provided for in groups): 1 patents
  • F04C2210/10 (ROTARY-PISTON, OR OSCILLATING-PISTON, POSITIVE-DISPLACEMENT MACHINES FOR LIQUIDS (engines): 1 patents
  • F04C2230/602 (ROTARY-PISTON, OR OSCILLATING-PISTON, POSITIVE-DISPLACEMENT MACHINES FOR LIQUIDS (engines): 1 patents
  • F24F2013/202 (AIR-CONDITIONING; AIR-HUMIDIFICATION; VENTILATION; USE OF AIR CURRENTS FOR SCREENING (removing dirt or fumes from areas where they are produced): 1 patents

Companies

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List of Companies

  • TRANE INTERNATIONAL INC.: 2 patents

Collaborators

Subcategories

This category has the following 2 subcategories, out of 2 total.

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