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Welwyn, United Kingdom

David S Campbell

USPTO Granted Patents = 3

Average Co-Inventor Count = 3.5

ph-index = 3

Forward Citations = 67(Granted Patents)

Location History:

Welwyn, GB (1980)
Hertfordshire, GB (1985)
Walton-On-Thames Surrey 1EG, GB (1993)

Company Filing History:

The Malaysian Rubber Producers Research Association

1 out of 832,812

Other

patents

Years Active: 1980-1993

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3 patents (USPTO):Sort by Forward CitationsExplore Patents

1. 5260911 - Seismic surveying (1993-11-09),

2. 4501860 - Reagents for graft copolymers (1985-02-26),

3. 4221681 - Method of forming graft copolymers by attaching pre-polymerized side (1980-09-09),

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