Average Co-Inventor Count = 4.00
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. Laurel Bank Machines Company, Ltd. (2 from 138 patents)
2 patents:
1. 4726474 - Circulating-type bill depositing and disbursing machine
2. 4639582 - Circulating-type bill depositing and disbursing machine