Average Co-Inventor Count = 2.07
ph-index = 3
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. (4 from 138 patents)
2. Laurel Machinery Co., Ltd. (2 from 18 patents)
6 patents:
1. 8345326 - Bill processing machine
2. D646711 - Bank note counting machine
3. 5476169 - Bill discriminating apparatus for bill handling machine
4. D349128 - Sheet counter
5. 5324921 - Sheet counting machine
6. 5321236 - Sheet counting machine