Average Co-Inventor Count = 5.29
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.
Company Filing History:
1. S-b Power Tool Company (3 from 90 patents)
3 patents:
1. 6702530 - Drill having recessed key and bit holder
2. D467781 - Full size drill housing having recessed key and bit holder
3. D467482 - Compact drill having recessed key and bit holder