Average Co-Inventor Count = 2.22
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. Gs Yuasa International Ltd. (23 from 721 patents)
2. Gs Yuasa Corporation (1 from 45 patents)
3. Tokyo University of Science Educational Foundation Administrative Organization (1 from 34 patents)
24 patents:
1. 12381201 - Positive active material for nonaqueous electrolyte secondary battery, positive electrode for nonaqueous electrolyte secondary battery, nonaqueous electrolyte secondary battery, method for manufacturing nonaqueous electrolyte secondary battery, and method of using nonaqueous electrolyte secondary battery
2. 11545662 - Positive active material for nonaqueous electrolyte secondary battery, method of producing positive active material for nonaqueous electrolyte secondary battery, positive electrode for nonaqueous electrolyte secondary battery, and nonaqueous electrolyte secondary battery
3. 11152616 - Lithium transition metal composite oxide, transition metal hydroxide precursor, method for producing transition metal hydroxide precursor, method for producing lithium transition metal composite oxide, positive active material for nonaqueous electrolyte secondary battery, electrode for nonaqueous electrolyte secondary battery, nonaqueous electrolyte secondary battery and energy storage apparatus
4. 10727532 - Positive active material for lithium secondary battery, method for producing precursor of positive active material, method for producing positive active material, positive electrode for lithium secondary battery, and lithium secondary battery
5. 10673070 - Positive active material for nonaqueous electrolyte secondary battery, method for producing same, electrode for nonaqueous electrolyte secondary battery, and nonaqueous electrolyte secondary battery
6. 10319998 - Positive active material for lithium secondary battery, method for producing the same, electrode for lithium secondary battery, lithium secondary battery and energy storage apparatus
7. 10297822 - Positive active material for nonaqueous electrolyte secondary battery, method of manufacturing the positive active material, electrode for nonaqueous electrolyte secondary battery, nonaqueous electrolyte secondary battery and method of manufacturing the secondary battery
8. 10044036 - Positive active material for lithium secondary battery, electrode for lithium secondary battery and lithium secondary battery
9. 9859587 - Nonaqueous electrolyte secondary battery and method for production of nonaqueous electrolyte secondary battery
10. 9825281 - Method for producing active material for lithium secondary battery and method of using lithium secondary battery
11. 9692043 - Active material for nonaqueous electrolyte energy storage device
12. 9601752 - Positive active material for lithium secondary battery, precursor of positive active material, electrode for lithium secondary battery and lithium secondary battery
13. 9543055 - Positive active material for nonaqueous electrolyte secondary battery, method of manufacturing the positive active material, electrode for nonaqueous electrolyte secondary battery, nonaqueous electrolyte secondary battery and method of manufacturing the secondary battery
14. 9525172 - Nonaqueous electrolyte secondary battery and method for production of nonaqueous electrolyte secondary battery
15. 9478795 - Positive active material for lithium secondary battery, precursor of positive active material, electrode for lithium secondary battery and lithium secondary battery