Average Co-Inventor Count = 1.25
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. Other (3 from 832,812 patents)
2. U.S. Tape Company, Inc. (2 from 3 patents)
5 patents:
1. 7003895 - Tape measure having a self-powered reel assembly
2. 6880673 - Step having stored and deployed configurations
3. D496293 - Tape measure
4. 6708683 - Spear gun having side-by-side spears
5. 6375582 - Golf swing aid with alignment and positioning rule