Growing community of inventors

Altrincham, United Kingdom

Richard F Griffiths

Average Co-Inventor Count = 2.40

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 = 15

Richard F Griffiths ↔ John G Lawrence (1 patent)Richard F Griffiths ↔ Christopher David Jones (1 patent)Richard F Griffiths ↔ Aled Williams (1 patent)Richard F GriffithsRichard F Griffiths (2 patents)John G LawrenceJohn G Lawrence (5 patents)Christopher David JonesChristopher David Jones (2 patents)Aled WilliamsAled Williams (1 patent)
..
Inventor’s number of patents
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Strength of working relationships

Company Filing History:

1. The Secretary of State for Defence in Her Britannic Majesty's Government (2 from 703 patents)


2 patents:

1. 5701009 - Gas detection devices

2. 5616822 - Calibration systems

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as of
12/21/2025
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