Average Co-Inventor Count = 6.94
ph-index = 4
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 (4 from 164,219 patents)
4 patents:
1. 5828862 - Game programming flash memory cartridge system including a programmer
2. 5802274 - Cartridge manufacturing system for game programs
3. 5734719 - Digital information accessing, delivery and production system
4. 5606666 - Method and apparatus for distributing control messages between