Knut Wallbaum — 1 Patent at Otis Elevator

Knut Wallbaum has been granted 1 US patent while listed as an inventor at Otis Elevator. All of these patents were granted in 1991. Knut Wallbaum ranks #2,406,284 of 4,157,543 US inventors in our database (top 57.9%). Patent records list Knut Wallbaum in Wunstorf, DE.

Issued Patents All Time

Showing 1–1 of 1 patents

Patent #	Title	Co-Inventors	Date	Approx Value ⓘ
5050721	Step riser profile for curved escalator	Frank Sansevero, Peter Borchers	1991-09-24	$7,299,000

Knut Wallbaum — 1 Patent

Issued Patents All Time

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