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Leidschendam, Netherlands

Robert Lambertus Van Der Laan

Average Co-Inventor Count = 2.00

ph-index = 1

The patent ph-index is calculated by counting the number of publications for which an author has been cited by other authors at least that same number of times.

Forward Citations = 52

Robert Lambertus Van Der LaanAart Hendrik Van Der Leer (1 patent)Robert Lambertus Van Der LaanRobert Lambertus Van Der Laan (1 patent)Aart Hendrik Van Der LeerAart Hendrik Van Der Leer (1 patent)
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Inventor’s number of patents
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Strength of working relationships

Company Filing History:

1. Siemens Nederland N. V. (1 from 3 patents)


1 patent:

1. 5929761 - Personal alarm system

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