Growing community of inventors

Glasgow, United Kingdom

Christopher D Smith

Average Co-Inventor Count = 4.00

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 = 5

Christopher D Smith ↔ Colin David McCall (1 patent)Christopher D Smith ↔ David K Halliday (1 patent)Christopher D Smith ↔ Alexander S McKinnon (1 patent)Christopher D SmithChristopher D Smith (1 patent)Colin David McCallColin David McCall (14 patents)David K HallidayDavid K Halliday (2 patents)Alexander S McKinnonAlexander S McKinnon (1 patent)
..
Inventor’s number of patents
..
Strength of working relationships

Company Filing History:

1. International Business Machines Corporation (1 from 164,280 patents)


1 patent:

1. 5388136 - X-ray inspection apparatus for electronic circuits

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1/20/2026
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