Average Co-Inventor Count = 3.83
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. Omron Tateisi Electronics Co. (2 from 583 patents)
2. International Business Machines Corporation (1 from 164,173 patents)
3. Omron Tateisi Elec. (1 from 1 patent)
3 patents:
1. 4962919 - Bill handler
2. 4958825 - Paper let-out apparatus
3. 4753431 - Note storing apparatus