Average Co-Inventor Count = 4.50
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. International Business Machines Corporation (3 from 164,275 patents)
3 patents:
1. 7539622 - Programmable RFID postage stamps
2. 7457760 - Programmable radio-frequency identification (RFID) postage stamps
3. 4623964 - Homogeneous hierarchial computer business system