Average Co-Inventor Count = 2.40
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. Simmons Company (3 from 38 patents)
3 patents:
1. 5572853 - Method and apparatus for conditioning pocketed coil springs
2. 5553443 - Method for creating strings of pocketed coil springs
3. 5285541 - Flotation system including improved cushioning and support features