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Belleville, Canada

Lowell George Watson

Average Co-Inventor Count = 1.00

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 = 41

Lowell George WatsonLowell George Watson (3 patents)
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Inventor’s number of patents
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Strength of working relationships

Company Filing History:

1. Greif Bros. Corp. of Ohio, Inc. (2 from 8 patents)

2. Greif Bros. Corporation (1 from 37 patents)


3 patents:

1. 6223930 - Plastic drum with drain sump

2. 6047846 - Plastic drum with drain sump

3. 5544777 - Stackable plastic container with drain sump and pallet and method of

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12/19/2025
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