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Houston, TX, United States of America

Robert P Nielsen

This inventor holds 7 USPTO granted patents. Top assignee: Shell Oil Comapny. Active years: 1976-1984.

USPTO Granted Patents = 7

% Patents Active = 100.0

Average Co-Inventor Count = 1.8

ph-index = 7

Forward Citations = 306(Granted Patents)

Company Filing History:

Shell Oil Comapny

Years Active: 1976-1984

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7 patents (USPTO):Sort by Forward CitationsExplore Patents

1. 4477639 - Olefin polymerization catalyst component and composition and method of (1984-10-16),

2. 4356312 - Ethylene oxide process (1982-10-26),

3. 4267073 - Ethylene oxide catalyst (1981-05-12),

4. 4061659 - Process for the production of ethylene oxide (1977-12-06),

5. 4012425 - Ethylene oxide process (1977-03-15),

6. 4010115 - Catalyst for the oxidation of ethylene to ethylene oxide (1977-03-01),

7. 3962136 - Catalyst for production of ethylene oxide (1976-06-08),

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