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Amberg, Germany

Franz Fischer

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 = 3

Franz FischerManfred Brass (2 patents)Franz FischerFranz Fischer (2 patents)Manfred BrassManfred Brass (5 patents)
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Inventor’s number of patents
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Strength of working relationships

Company Filing History:

1. Hallufix Ag (2 from 6 patents)

2. Ykk Corporation (1,383 patents)

3. Fischer, Franz (0 patent)


2 patents:

1. 12389981 - Footwear having an elastic correcting strap for treating and preventing foot malpositions

2. 11185433 - Hallux valgus sandal having at least one great toe strap section and one holding strap section

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as of
12/20/2025
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