Average Co-Inventor Count = 1.45
ph-index = 7
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. Other (7 from 832,891 patents)
8 patents:
1. 7380481 - Pass through socket and ratchet wrench combination
2. D491428 - Ratchet gear having elliptical drive hole
3. 6142277 - Magnetic ratchet/clutch-type apparatus
4. 5970825 - Magnetic ratchet/clutch type apparatus
5. 5683321 - Drive apparatus for converting linear motion to rotary motion
6. 5540111 - Drive apparatus and method
7. 5351566 - Drive apparatus and method
8. 5236398 - Wheelchair drive apparatus