Growing community of inventors

Hull, United Kingdom

Keith Collingwood

Average Co-Inventor Count = 1.29

ph-index = 3

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 = 156

Keith CollingwoodAlain Luciani (1 patent)Keith CollingwoodPaul Howard Whitby (1 patent)Keith CollingwoodKeith Collingwood (3 patents)Alain LucianiAlain Luciani (1 patent)Paul Howard WhitbyPaul Howard Whitby (1 patent)
..
Inventor’s number of patents
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Strength of working relationships

Company Filing History:

1. Reckitt & Colman Products Limited (2 from 92 patents)

2. Reckitt Benckiser (UK) Limited (1 from 240 patents)


3 patents:

1. 6790408 - Fragrance emitting device

2. 5662835 - Apparatus for emanating a chemical agent

3. D290090 - Packaging container

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as of
1/10/2026
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