Inventor · Stuttgart, DE

Michael Haefner

17Patents

2h-index

21Co-inventors

50Inventor score

Filing activity: Jul 3, 2003 → Aug 16, 2019

Most-cited inventions

Patent	Title	Area	Cited by	Status
US6739868B2	Combustion chamber arrangement	Mechanical Engineering; Lighting; Heating	4	Expired
US9290079B2	Vehicle heater	Mechanical Engineering; Lighting; Heating	3	Active
US9469177B2	Heat transfer medium connection assembly unit, especially for a heat exchanger arrangement of a vehicle heater	Emerging Cross-Sectional Technologies	2	Active
US9636972B2	Vehicle heater	Mechanical Engineering; Lighting; Heating	2	Active
US9388818B2	Side channel blower for a vehicle heater	Mechanical Engineering; Lighting; Heating	1	Active
US11104206B2	Vehicle heater	Mechanical Engineering; Lighting; Heating	0	Active
US9835167B2	Blower housing, especially for a side channel blower	Emerging Cross-Sectional Technologies	0	Active
US10300765B2	Heat exchanger arrangement, especially for a fuel-operated vehicle heater	Emerging Cross-Sectional Technologies	0	Active
US10106013B2	Heat exchanger arrangement	Mechanical Engineering; Lighting; Heating	0	Active
US9903249B2	Heat exchanger arrangement, especially for a vehicle heater	Mechanical Engineering; Lighting; Heating	0	Active
US10823189B2	Hot air feed wheel	Performing Operations; Transporting	0	Active
US9915422B2	Combustion chamber assembly unit and method for construction of a combustion chamber assembly unit	Mechanical Engineering; Lighting; Heating	0	Active
US10578340B2	Vehicle heater	Mechanical Engineering; Lighting; Heating	0	Active
US11046149B2	Combustion chamber assembly	Electricity	0	Active
US11358439B2	Fuel connection unit	Mechanical Engineering; Lighting; Heating	0	Active
US11479084B2	Fuel connection unit	Mechanical Engineering; Lighting; Heating	0	Active
US11345214B2	Vehicle heater	Mechanical Engineering; Lighting; Heating	0	Active

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