Growing community of inventors

Oulu, Finland

Matti O Nieminen

Average Co-Inventor Count = 1.33

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 = 31

Matti O Nieminen ↔ Kari Olkkonen (1 patent)Matti O NieminenMatti O Nieminen (2 patents)Kari OlkkonenKari Olkkonen (5 patents)
..
Inventor’s number of patents
..
Strength of working relationships

Company Filing History:

1. A. Ahlstrom Corporation (2 from 230 patents)


2 patents:

1. 5396669 - Transfer and nursing system for a patient

2. 5187821 - Hospital bed

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as of
12/15/2025
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