Average Co-Inventor Count = 1.33
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. Litton Business Systems, Inc. (1 from 70 patents)
2. Simmons Universal Corporation (1 from 66 patents)
2 patents:
1. D291160 - Chair
2. 4415147 - Seating spring assembly and method