Inventor · Pulheim, DE

Michael Friedl

9Patents
1h-index
13Co-inventors
44Inventor score

Filing activity: Sep 29, 2006 → Mar 28, 2023

Most-cited inventions

PatentTitleAreaCited byStatus
US9039636B2 Devices and methods for enhanced cellular sample transfer Physics 2 Active
US7470177B2 Device for control of air flow rates to the instrument panel air outlets of a vehicle heating or air conditioning unit Performing Operations; Transporting 1 Active
US11193487B2 Spiral compressor with oil recirculation unit Mechanical Engineering; Lighting; Heating 0 Active
US12135025B2 Device for compressing a gaseous fluid Mechanical Engineering; Lighting; Heating 0 Active
US11365733B2 Scroll compressor having internal fixed scroll with pillar design Mechanical Engineering; Lighting; Heating 0 Active
US12305646B2 Compressor sealing element arrangement near stator for controlling gaseous fluid flow there through Mechanical Engineering; Lighting; Heating 0 Active
US11982276B2 Scroll compressor for refrigerant-oil mixtures with oil return Mechanical Engineering; Lighting; Heating 0 Active
US11186177B2 Motor housing for an electric compressor of an air conditioning system Performing Operations; Transporting 0 Active
US11905951B2 Scroll compressor and process for compressing a gaseous fluid with the scroll compressor Mechanical Engineering; Lighting; Heating 0 Active

Source: USPTO / EPO open patent data. Inventor disambiguation is heuristic; counts are objective bibliographic measures.