Growing community of inventors

Cham, Switzerland

Karl-Erich Koch

Average Co-Inventor Count = 1.11

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 = 130

Karl-Erich KochLutz Gebhardt (1 patent)Karl-Erich KochKarl-Erich Koch (5 patents)Lutz GebhardtLutz Gebhardt (5 patents)
..
Inventor’s number of patents
..
Strength of working relationships

Company Filing History:

1. Amc International Alfa Metalcraft Corporation Ag (5 from 24 patents)


5 patents:

1. D378179 - Grill

2. D370598 - Serving plate

3. D367584 - Handle for a kitchen utensil

4. D366184 - Handle for kitchen utensils

5. D340164 - Grill

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12/19/2025
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