Issued Patents All Time
Showing 1–25 of 25 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 7309541 | Fuel cell | Shunsuke Mizutani, Shuji Hitomi, Masanori Yamachi | 2007-12-18 |
| 6916578 | Positive electrode active material for secondary cell, method for producing the same and nonaqueous electrolyte secondary cell comprising the same | Atsushi Funabiki | 2005-07-12 |
| 6866960 | Electrodes for fuel cell and processes for producing the same | Naohiro Tsumura, Shuji Hitomi | 2005-03-15 |
| 6777135 | Nonaqueous electrolyte secondary cell | Mikio Okada | 2004-08-17 |
| 6676713 | Process for producing electrode of nonaqueous electrolyte battery | Mikio Okada, Takeshi Hasumi | 2004-01-13 |
| 6534218 | Electrode for nonaqueous electrolyte battery | Mikio Okada | 2003-03-18 |
| 6420069 | Positive electrode for lithium battery | Khalil Amine, Yuko Fujita | 2002-07-16 |
| 6221529 | Positive electrode for lithium battery and lithium battery | — | 2001-04-24 |
| 6033807 | Lithium nickelate positive active material, producing method thereof and lithium battery equipped with the active material | — | 2000-03-07 |
| 6027836 | Nonaqueous polymer cell | Mikio Okada | 2000-02-22 |
| 6024934 | Method for producing positive active material of lithium secondary battery | Khalil Amine, Yuko Fujita | 2000-02-15 |
| 5993998 | Positive active material for lithium battery, lithium battery having the same and method for producing the same | — | 1999-11-30 |
| 5981106 | Positive electrode active material for lithium battery, method for producing the same, and lithium battery containing the same | Khalil Amine, Yuko Fujita | 1999-11-09 |
| 5820790 | Positive electrode for non-aqueous cell | Khalil Amine, Yuko Fujita | 1998-10-13 |
| 5789107 | Nonaqueous polymer battery | Mikio Okada | 1998-08-04 |
| 5783332 | Positive electrode active material for lithium battery and a method for manufacturing the same | Khalil Amine, Yuko Fujita | 1998-07-21 |
| 5783334 | Method for producing lithium nickelate positive electrode and lithium battery using the same | — | 1998-07-21 |
| 5759717 | Method for manufacturing a positive electrode active material for lithium battery | Khalil Amine, Yuko Fujita | 1998-06-02 |
| 5738957 | Positive electrode active material for lithium battery | Khalil Amine, Yuko Fujita | 1998-04-14 |
| 5720932 | Method of producing lithium nickelate which contains cobalt | Khalil Amine, Yuko Fujita | 1998-02-24 |
| 5677087 | Method for manufacturing positive electrode material for a lithium battery | Khalil Amine, Yuko Fujita | 1997-10-14 |
| 5405719 | Prismatic sealed alkaline storage battery with nickel hydroxide electrode | Teruo Sonoda | 1995-04-11 |
| 5077151 | Alkaline storage battery and process for preparing the same | Kozi Yoshimura | 1991-12-31 |
| 5069990 | Sealed alkaline secondary battery | Koji Yoshimura | 1991-12-03 |
| 4603094 | Alkaline storage battery | — | 1986-07-29 |