Average Co-Inventor Count = 4.44
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. Koss Corporation (2 from 99 patents)
2. Bemis Manufacturing Company (1 from 225 patents)
3. Buell Motorcycle Company (1 from 29 patents)
4 patents:
1. 8861770 - Headband for personal speakers
2. 8737668 - Headband for personal speakers
3. 7144030 - Protective device for a motorcycle
4. 6974556 - Co-injection apparatus for injection molding