Average Co-Inventor Count = 2.25
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. Tama Plastic Industry (3 from 22 patents)
3 patents:
1. 8770509 - Bobbin for roll stock
2. 7458553 - Roll stock cradle structure
3. 6976719 - Adjustable plastic carry strap having laterally projecting foldable handles