Average Co-Inventor Count = 2.09
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. International Business Machines Corporation (6 from 164,108 patents)
6 patents:
1. 5021922 - Portable personal computer
2. D315553 - Portable computer
3. D286712 - Modular cartridge storage rack
4. D284337 - Extendable computer storage desk
5. D253190 - Blood cell separator
6. D248024 - Data communication terminal