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Helsby, United Kingdom

David M Haddleton

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 = 1

David M Haddleton ↔ Denis G Ballard (1 patent)David M Haddleton ↔ David L Twose (1 patent)David M HaddletonDavid M Haddleton (1 patent)Denis G BallardDenis G Ballard (22 patents)David L TwoseDavid L Twose (2 patents)
..
Inventor’s number of patents
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Strength of working relationships

Company Filing History:

1. Imperial Chemical Industries Limited (1 from 3,840 patents)


1 patent:

1. 5180799 - Process for polymerizing methacrylic acid ester monomers

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12/18/2025
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