Growing community of inventors

Houston, TX, United States of America

David MacFarlane

Average Co-Inventor Count = 6.00

ph-index = 1

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 = 18

David MacFarlane ↔ Harold Brian Skeels (1 patent)David MacFarlane ↔ Russell Eric McBeth (1 patent)David MacFarlane ↔ Randy J Wester (1 patent)David MacFarlane ↔ Robert B Baten (1 patent)David MacFarlane ↔ Marcus Alan Smedley (1 patent)David MacFarlaneDavid MacFarlane (1 patent)Harold Brian SkeelsHarold Brian Skeels (20 patents)Russell Eric McBethRussell Eric McBeth (7 patents)Randy J WesterRandy J Wester (5 patents)Robert B BatenRobert B Baten (4 patents)Marcus Alan SmedleyMarcus Alan Smedley (4 patents)
..
Inventor’s number of patents
..
Strength of working relationships

Company Filing History:

1. Fmc Technologies, Inc. (1 from 447 patents)


1 patent:

1. 6640902 - Nested stack-down casing hanger system for subsea wellheads

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as of
12/17/2025
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