Average Co-Inventor Count = 3.13
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. Sony Corporation (5 from 58,129 patents)
2. Nippon Steel Sumitomo Metal Corporation (1 from 1,101 patents)
6 patents:
1. 9853830 - Information-provision control method, information reproduction system, information-provision apparatus, information reproduction apparatus and information-presentation control program
2. 9491214 - Information-provision control method, information reproduction system, information-provision apparatus, information reproduction apparatus and information-presentation control program
3. 8939194 - Continuous cast slab and producing method therefor
4. 8762565 - Information-provision control method, information reproduction system, information-provision apparatus, information reproduction apparatus and information-presentation control program
5. 8713126 - Information-provision control method, information reproduction system, information-provision apparatus, information reproduction apparatus and information-presentation control program
6. 8150916 - Method, apparatus, and system for transmitting information