Growing community of inventors

Maienfeld, Switzerland

Walter Ruffner

Average Co-Inventor Count = 1.67

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 = 70

Walter RuffnerRolf Hefti (4 patents)Walter RuffnerWalter Ruffner (5 patents)Rolf HeftiRolf Hefti (5 patents)
..
Inventor’s number of patents
..
Strength of working relationships

Company Filing History:

1. The Pampered Chef, Ltd. (2 from 86 patents)

2. Heftitec Sa (2 from 2 patents)

3. Other (1 from 832,718 patents)

4. Columbia Insurance Company (1,005 patents)

5. Worldconnect Ag (2 patents)

6. Ruffner, Walter (0 patent)


5 patents:

1. 9281602 - Multiple socket

2. 7100473 - Rotating cap opener

3. 7024715 - Cork screw provided with a cap cutter which can be inserted in the handle

4. 6484341 - Dough roller

5. D459639 - Dough roller

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as of
12/13/2025
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