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Bronkhorstspruit, South Africa

Hendrik Frederik Greyling

Average Co-Inventor Count = 3.00

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 = 2

Hendrik Frederik Greyling ↔ Martin David Bloomberg (1 patent)Hendrik Frederik Greyling ↔ Hugo R Minnaar (1 patent)Hendrik Frederik GreylingHendrik Frederik Greyling (1 patent)Martin David BloombergMartin David Bloomberg (5 patents)Hugo R MinnaarHugo R Minnaar (1 patent)
..
Inventor’s number of patents
..
Strength of working relationships

Company Filing History:

1. Aeci Limited (1 from 43 patents)

2. Plaaskem Intellectual Property (proprietary) Ltd. (0 patent)


1 patent:

1. 8492314 - Agricultural composition with PH colour indicators

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as of
12/19/2025
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