Growing community of inventors

Hilchenbach, Germany

Siegfried David

Average Co-Inventor Count = 1.60

ph-index = 3

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 = 18

Siegfried DavidKarl Keller (5 patents)Siegfried DavidAlbert Hauck (1 patent)Siegfried DavidSiegfried David (8 patents)Karl KellerKarl Keller (47 patents)Albert HauckAlbert Hauck (8 patents)
..
Inventor’s number of patents
..
Strength of working relationships

Company Filing History:

1. Sms Schloemann-siemag Aktiengesellschaft (7 from 475 patents)

2. Sms Schoemann-siemag (1 from 1 patent)


8 patents:

1. 6196486 - Counterweighted wire-coiling head

2. 6196100 - Device for cutting wire windings

3. 6179237 - Coiling device for wire rod

4. 6158683 - Apparatus for forming rolled wire-rod coil

5. 6056225 - Apparatus for handling wire rod from a laying head or laying cone

6. 5934594 - Coiler in wire rolling trains

7. 5897071 - Wire-coiling system

8. 5282405 - Drum punching shears

Please report any incorrect information to support@idiyas.com
idiyas.com
as of
12/11/2025
Loading…