Average Co-Inventor Count = 2.40
ph-index = 2
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. Sturm, Ruger & Company, Inc. (3 from 187 patents)
3 patents:
1. 6536308 - Tool having an attached working surface
2. 6180047 - Method of producing a pattern mold
3. 5908643 - Injection mold apparatus for producing a pattern