Growing community of inventors

North York, Canada

Rolf J Ohrstrom

Average Co-Inventor Count = 3.00

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 = 2

Rolf J OhrstromJohn H Walsh (3 patents)Rolf J OhrstromGary J Spoering (3 patents)Rolf J OhrstromRolf J Ohrstrom (3 patents)John H WalshJohn H Walsh (4 patents)Gary J SpoeringGary J Spoering (3 patents)
..
Inventor’s number of patents
..
Strength of working relationships

Company Filing History:

1. Other (2 from 832,843 patents)

2. Sunrise Windows, LLC (1 from 3 patents)


3 patents:

1. 11519216 - Chassis based fenestration systems

2. 10934765 - Chassis based fenestration systems

3. 10550623 - Chassis based fenestration systems

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idiyas.com
as of
12/24/2025
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