Average Co-Inventor Count = 2.50
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 (4 from 164,108 patents)
2. Lenovo (singapore) Pte. Ltd. (1 from 4,126 patents)
5 patents:
1. 8195525 - Method and apparatus upgrade assistance using critical historical product information
2. 7552150 - Reason-based database changes
3. 7366685 - Method and apparatus upgrade assistance using critical historical product information
4. 7055149 - Method and apparatus for automating software upgrades
5. 6185588 - Method and apparatus for printing worldwide web pages in accordance with operator selected formatting