Growing community of inventors

Kerkdriel, Netherlands

Willem J Hooijmans

Average Co-Inventor Count = 1.14

ph-index = 4

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 = 74

Willem J HooijmansJohn Van Gemert (1 patent)Willem J HooijmansPatrick Hartog Grant (1 patent)Willem J HooijmansHenry Dings (1 patent)Willem J HooijmansPatrick Grant (1 patent)Willem J HooijmansWillem J Hooijmans (6 patents)John Van GemertJohn Van Gemert (6 patents)Patrick Hartog GrantPatrick Hartog Grant (4 patents)Henry DingsHenry Dings (1 patent)Patrick GrantPatrick Grant (1 patent)
..
Inventor’s number of patents
..
Strength of working relationships

Company Filing History:

1. Caterpillar Work Tools B.v. (6 from 30 patents)


6 patents:

1. 9995022 - Wing shroud for a dragline lip

2. 9988795 - Lip shroud for a dragline lip

3. 9809946 - Demolition apparatus

4. D758459 - Wing for ground engaging machine implement

5. D741918 - Wing for ground engaging machine implement

6. D741375 - Lip for ground engaging machine implement

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as of
1/9/2026
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