Average Co-Inventor Count = 1.88
ph-index = 4
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. Mine Safety Appliances Company (3 from 242 patents)
2. Rose Manufacturing Company (2 from 16 patents)
5 patents:
1. 7870934 - Self-retracting lanyard and braking mechanism with pawl lockout
2. 6810997 - Controlled descent device
3. 6779629 - Rebar anchorage system for horizontal lifeline
4. 6502663 - Rebar anchorage system for horizontal lifeline
5. 5957091 - Full body harness for fall arrest