Average Co-Inventor Count = 1.20
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. Other (1 from 832,843 patents)
2. Sam Stein Associates, Inc. (1 from 12 patents)
3. Stein Associates, Inc. (1 from 9 patents)
3 patents:
1. 6066932 - Motor reversal protection apparatus
2. 4505593 - Batter mixer with water meter
3. 4026201 - Charmarker