Growing community of inventors

Helsingborg, Sweden

Martin Kjällman

Average Co-Inventor Count = 4.29

ph-index = 2

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 = 90

Martin KjällmanArnon Alexander (3 patents)Martin KjällmanJan Elfström (3 patents)Martin KjällmanHalvor Aase (2 patents)Martin KjällmanJan C Bakke (1 patent)Martin KjällmanPaul Zimmerman (1 patent)Martin KjällmanPascal G Metivier (0 patent)Martin KjällmanMartin Kjällman (3 patents)Arnon AlexanderArnon Alexander (12 patents)Jan ElfströmJan Elfström (6 patents)Halvor AaseHalvor Aase (6 patents)Jan C BakkeJan C Bakke (1 patent)Paul ZimmermanPaul Zimmerman (1 patent)Pascal G MetivierPascal G Metivier (0 patent)
..
Inventor’s number of patents
..
Strength of working relationships

Company Filing History:

1. Assa Abloy Hospitality, Inc. (2 from 6 patents)

2. Assa Abloy Ab (1 from 492 patents)


3 patents:

1. 9818244 - Method and system for permitting remote check-in and coordinating access control

2. 8730004 - Method and system for permitting remote check-in and coordinating access control

3. 8102799 - Centralized wireless network for multi-room large properties

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as of
12/7/2025
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