For the Inventor, By the Inventor

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Transvaal, South Africa

Zeofuels Research (Proprietary) Limited

USPTO Granted Patents = 3

Forward Citations = 75

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4 inventors (with patents filed for the assignee):

Richard G Copperthwaite (3 out of 4 patents)

Themistoclis Themistocleous (3 out of 4 patents)

Graham John Hutchings (2 out of 15 patents)

4. Graham J Hutchin (1 out of 1 patent)

3 patents: Sort by Forward Citations

1. 5488165 - Process for the production of methyl amines (1996-01-30),

2. 5268107 - Modified clinoptilolite as an ion exchange material (1993-12-07),

3. 5162598 - Conversion of propane and butane (1992-11-10),

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USPTO Data Jan 1 1976 - Jan 6 2026

3 Patents

#2 in Transvaal

#126 in South Africa

Transvaal, South Africa

Zeofuels Research (Proprietary) Limited

Forward Citations = 75

4 inventors:

Richard G Copperthwaite (3 out of 4 patents)

Themistoclis Themistocleous (3 out of 4 patents)

Graham John Hutchings (2 out of 15 patents)

4. Graham J Hutchin (1 out of 1 patent)

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