Average Co-Inventor Count = 2.00
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. Block and Company, Inc. (1 from 51 patents)
2. American Trading and Production Corporation (1 from 46 patents)
2 patents:
1. 6422671 - Key cabinet with staggered key panels
2. 5687819 - Portfolio with sliding organizer panel