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Patent applications and USPTO patent grants for Okanishi; Kengo.The latest application filed is for "composite graphite particle for nonaqueous secondary battery, negative electrode material containing the same, negative electrode and nonaqueous secondary battery".
Patent | Date |
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Composite graphite particle for nonaqueous secondary battery, negative electrode material containing the same, negative electrode and nonaqueous secondary battery Grant 8,974,968 - Okanishi , et al. March 10, 2 | 2015-03-10 |
Composite Graphite Particle For Nonaqueous Secondary Battery, Negative Electrode Material Containing The Same, Negative Electrode And Nonaqueous Secondary Battery App 20110171532 - Okanishi; Kengo ;   et al. | 2011-07-14 |
Multi-layer Structured Carbonaceous Material, Process For Producing The Same, And Nonaqueous Secondary Battery Adopting The Same App 20110059371 - Kamada; Tomiyuki ;   et al. | 2011-03-10 |
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