Growing community of inventors

Georgetown, Canada

David Purvis

Average Co-Inventor Count = 2.67

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 = 79

David PurvisLeslie Wilfred Benum (1 patent)David PurvisMichael C Oballa (1 patent)David PurvisAndrzej Z Krzywicki (1 patent)David PurvisRichard H Mc Cue (1 patent)David PurvisDavid Purvis (2 patents)Leslie Wilfred BenumLeslie Wilfred Benum (32 patents)Michael C OballaMichael C Oballa (12 patents)Andrzej Z KrzywickiAndrzej Z Krzywicki (12 patents)Richard H Mc CueRichard H Mc Cue (1 patent)
..
Inventor’s number of patents
..
Strength of working relationships

Company Filing History:

1. Nova Chemicals (international) S.a. (1 from 453 patents)

2. Stone & Webster Engineering Corp. (1 from 122 patents)


2 patents:

1. 6111156 - Integrated high temperature high conversion olefin/polyolefin process

2. 5981818 - Integrated cracking and olefins derivative process utilizing dilute

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idiyas.com
as of
12/15/2025
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