Growing community of inventors

Eindhoven, Netherlands

Frederik J De Jong

Average Co-Inventor Count = 2.00

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 = 6

Frederik J De Jong ↔ Egbertus J Maassen (1 patent)Frederik J De JongFrederik J De Jong (1 patent)Egbertus J MaassenEgbertus J Maassen (8 patents)
..
Inventor’s number of patents
..
Strength of working relationships

Company Filing History:

1. U.S. Philips Corporation (1 from 14,087 patents)


1 patent:

1. 4492451 - Electronic flash unit

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12/20/2025
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