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. Other (2 from 832,891 patents)
2 patents:
1. 5141496 - Spring impelled syringe guide with skin penetration depth adjustment
2. 5074843 - Device for subcutaneous injection without a needle