Average Co-Inventor Count = 5.00
ph-index = 2
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. Fujitsu Corporation (2 from 39,237 patents)
2 patents:
1. 6769917 - Method for indicating defective part in educational material and apparatus for indicating defective part in educational material
2. 6755662 - Method for presenting most suitable question and apparatus for presenting most suitable question