Growing community of inventors

Rotterdam, Netherlands

Roeland Gerard Krooshof

Average Co-Inventor Count = 1.62

ph-index = 15

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 = 434

Roeland Gerard Krooshof ↔ Roshan Ali Hakkim Parambathkandi Abdulhakkim (11 patents)Roeland Gerard Krooshof ↔ Frank Verbrugge (1 patent)Roeland Gerard Krooshof ↔ Elodie Jeanne Claudine Thomas (1 patent)Roeland Gerard Krooshof ↔ Lacides Manuel Marquez (1 patent)Roeland Gerard Krooshof ↔ Nathan Alan Gabriele (1 patent)Roeland Gerard Krooshof ↔ Simon James Hemmingway Wilkinson (1 patent)Roeland Gerard KrooshofRoeland Gerard Krooshof (20 patents)Roshan Ali Hakkim Parambathkandi AbdulhakkimRoshan Ali Hakkim Parambathkandi Abdulhakkim (16 patents)Frank VerbruggeFrank Verbrugge (52 patents)Elodie Jeanne Claudine ThomasElodie Jeanne Claudine Thomas (14 patents)Lacides Manuel MarquezLacides Manuel Marquez (11 patents)Nathan Alan GabrieleNathan Alan Gabriele (3 patents)Simon James Hemmingway WilkinsonSimon James Hemmingway Wilkinson (1 patent)
..
Inventor’s number of patents
..
Strength of working relationships

Company Filing History:

1. Koninklijke Philips Corporation N.v. (18 from 21,366 patents)

2. Koninklike Philips N.v. (1 from 23 patents)

3. Philips Electronics N.v. (1 from 6 patents)


20 patents:

1. D1045221 - Handle for shaver

2. D1045223 - Shaver

3. D1045224 - Shaver

4. D1045222 - Shaver handle

5. D970119 - Head for shaver

6. D955045 - Handle for shaver

7. D955046 - Shaver

8. D955044 - Shaver

9. D955047 - Shaver handle

10. D943830 - Head for shaver

11. D933298 - Shaver head

12. D820464 - Hair removal apparatus

13. D802986 - Low fat fryer multicooker

14. D801103 - Low fat fryer multicooker

15. D793797 - Low fat fryer multicooker

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as of
12/13/2025
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