Average Co-Inventor Count = 10.47
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 Machine Co., Ltd. (2 from 131 patents)
2 patents:
1. 4516015 - Automatic money receiving and disbursing machine
2. 4510380 - Automatic money receiving and disbursing machine