Growing community of inventors

Paris, France

Andrea Gragnani

Average Co-Inventor Count = 3.00

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 = 40

Andrea GragnaniFrederic Morel (14 patents)Andrea GragnaniJohn E Duddy (2 patents)Andrea GragnaniLawrence I Wisdom (2 patents)Andrea GragnaniLawrence Wisdom (0 patent)Andrea GragnaniJohn E Duddy (0 patent)Andrea GragnaniLawrence Wisdom (0 patent)Andrea GragnaniAndrea Gragnani (2 patents)Frederic MorelFrederic Morel (14 patents)John E DuddyJohn E Duddy (9 patents)Lawrence I WisdomLawrence I Wisdom (2 patents)Lawrence WisdomLawrence Wisdom (0 patent)John E DuddyJohn E Duddy (0 patent)Lawrence WisdomLawrence Wisdom (0 patent)
..
Inventor’s number of patents
..
Strength of working relationships

Company Filing History:

1. Institut Francais Du Pe'trole (1 from 2,424 patents)

2. Ifp Energies Nouvelles (1 from 1,162 patents)


2 patents:

1. 7919054 - Process and installation for conversion of heavy petroleum fractions in a boiling bed with integrated production of middle distillates with a very low sulfur content

2. 7704377 - Process and installation for conversion of heavy petroleum fractions in a boiling bed with integrated production of middle distillates with a very low sulfur content

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as of
12/21/2025
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