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Niedernwoehren, Germany

Klaus Seehausen

USPTO Granted Patents = 5

Average Co-Inventor Count = 4.6

ph-index = 3

Forward Citations = 19(Granted Patents)

Location History:

Niedernwohren, DE (1989 - 1992)
Niedernwoehren, DE (2009)

Company Filing History:

Otis Elevator Company

Years Active: 1989-2009

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5 patents (USPTO):Sort by Forward CitationsExplore Patents

1. 7614490 - Passenger conveyor handrail having a gripping surface with a generally circular cross-section (2009-11-10),

2. 7562759 - Passenger conveyor handrail with sliding material on toothed driven surface (2009-07-21),

3. 5094335 - Step chain roller for curved escalator (1992-03-10),

4. 5020654 - Curved escalator step chain turnaround zone (1991-06-04),

5. 4883160 - Curved escalator with fixed center constant radius path of travel (1989-11-28),

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