Growing community of inventors

Cugnasco, Switzerland

Rolf Hefti

Average Co-Inventor Count = 1.67

ph-index = 5

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 = 81

Rolf HeftiWalter Ruffner (4 patents)Rolf HeftiRolf Hefti (5 patents)Walter RuffnerWalter Ruffner (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. Kuhn Rikon Corporation (1 from 1 patent)

4. Columbia Insurance Company (1,006 patents)


5 patents:

1. 7100473 - Rotating cap opener

2. 7024715 - Cork screw provided with a cap cutter which can be inserted in the handle

3. 6484341 - Dough roller

4. D459639 - Dough roller

5. 6206561 - Collapsible whisk

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as of
1/19/2026
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