Okawa; Tsuyoshi
Patent Applications and Registrations
Patent applications and USPTO patent grants for Okawa; Tsuyoshi.The latest application filed is for "cathode active material and battery".
- Okawa; Tsuyoshi - Fukushima N/A JP
| Patent | Date |
|---|---|
| Cathode active material with zirconium in crystal grain boundary of lithium cobalt complex oxide Grant 9,450,244 - Yonezawa , et al. September 20, 2 | 2016-09-20 |
| Cathode Active Material and Battery App 20090004567 - Yonezawa; Kei ; et al. | 2009-01-01 |
| Non-aqueous electrolyte secondary cell with a lithium metal phosphate cathode Grant 7,122,272 - Okawa , et al. October 17, 2 | 2006-10-17 |
| Production methods for positive electrode active matter and non-aqueous electrolytic battery App 20040111873 - Okawa, Tsuyoshi ; et al. | 2004-06-17 |
| Non-aqueous electrolyte secondary cell Grant 6,656,635 - Okawa , et al. December 2, 2 | 2003-12-02 |
| Non-aqueous electrolyte secondary cell App 20020106564 - Okawa, Tsuyoshi ; et al. | 2002-08-08 |
| Non-aqueous electrolyte secondary cell App 20020106563 - Okawa, Tsuyoshi ; et al. | 2002-08-08 |
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