Average Co-Inventor Count = 3.00
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. Dreamwell, Ltd. (3 from 198 patents)
2. Simmons Company (2 from 38 patents)
3. Rick F. Gladney (0 patent)
4. Kurtis Ling (0 patent)
5. Douglass D. Kinde (0 patent)
5 patents:
1. 7444706 - Bed construction with reduced sagging
2. 7096528 - Bed construction with reduced sagging
3. 6760940 - Bed construction with reduced sagging
4. 6408469 - Bed construction with reduced sagging
5. 6243900 - One-sided mattress construction