Karl H. Lonnecke — 3 Patents at Dyckerhoff & Widmann

Karl H. Lonnecke has been granted 3 US patents while listed as an inventor at Dyckerhoff & Widmann. The first was granted in 1989 and the most recent in November 1990. Karl H. Lonnecke ranks #1,328,092 of 4,157,543 US inventors in our database (top 31.9%). Patent records list Karl H. Lonnecke in Bremen, DE.

Issued Patents All Time

Showing 1–3 of 3 patents

Patent #	Title	Co-Inventors	Date
4970773	Method of and apparatus for locating operational surfaces on a track electromagnetically levitated vehicles	Wilhelm Buchler, Herbert Schambeck	1990-11-20
4905359	Apparatus for forming slide surfaces on track for electromagnetically levitated vehicles	Lorenz Maier, Wilhelm Buchler, Harald Neumann	1990-03-06
4856173	Method of the formation of slide surfaces on a track for electromagnetically levitated vehicles	Lorenz Maier, Wilhelm Buchler, Harald Neumann	1989-08-15