Average Co-Inventor Count = 3.66
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. Radio Systems Corporation (2 from 271 patents)
2. Bretford Manufacturing, Inc. (2 from 77 patents)
3. Liberty Hardware Mfg. Corp. (1 from 430 patents)
5 patents:
1. D758678 - Cat toy
2. D724795 - Cat toy
3. D677149 - Door stop
4. D674618 - Chair
5. D674629 - Chair