Growing community of inventors

Cape Town, South Africa

John Christopher De Klerk

Average Co-Inventor Count = 1.33

ph-index = 2

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 = 30

John Christopher De Klerk ↔ Brian Arthur Steinhobel (1 patent)John Christopher De KlerkJohn Christopher De Klerk (2 patents)Brian Arthur SteinhobelBrian Arthur Steinhobel (9 patents)
..
Inventor’s number of patents
..
Strength of working relationships

Company Filing History:

1. Valeo Trade and Invest 3 (pty) Ltd. (2 from 2 patents)


2 patents:

1. 8438735 - Razor

2. 8327544 - Razor

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as of
12/20/2025
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