Average Co-Inventor Count = 2.29
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. Aha! Concepts, Inc. (2 from 2 patents)
2. Other (1 from 832,761 patents)
3. Douglas Products Corporation (1 from 1 patent)
4 patents:
1. 7921582 - Information organization product and method
2. 7240443 - Information organization product and method
3. 5918316 - Promotional clip-on accessory for adjustable caps
4. 5318293 - Spinning ball