Average Co-Inventor Count = 2.10
ph-index = 5
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. (6 from 138 patents)
2. Laurel Precision Machines Co., Ltd. (1 from 53 patents)
7 patents:
1. 8757348 - Paper money input and output device
2. 4905841 - Money receiving and disbursing machine
3. 4890824 - Recirculation-type bill receiving and dispensing machine
4. 4883264 - Bill disbursing system
5. 4883181 - Foreign substance disposing device for money receiving and disbursing
6. 4863038 - Bill receiving and dispensing machine
7. 4854452 - Bill receiving, discriminating, and dispensing machine