Average Co-Inventor Count = 3.00
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.
Company Filing History:
1. Irwin-industrial Tool Company (3 from 291 patents)
2. Irwin Industrial Tools Gmbh (2 from 6 patents)
5 patents:
1. 8590871 - Clamping and or spreading tool
2. 8240647 - Clamping or spreading tool
3. 8016276 - Incremental gear for bar clamp
4. 7735813 - Clamping or spreading tool
5. 7651078 - Clamping and/or spreading tool