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Patent applications and USPTO patent grants for Hayakawa; Hayashi.The latest application filed is for "battery".
Patent | Date |
---|---|
Battery Grant D302,005 - Kizawa , et al. July 4, 1 | 1989-07-04 |
Air cell electrode and process for preparing its catalyst Grant 4,595,643 - Koshiba , et al. June 17, 1 | 1986-06-17 |
Solid electrolyte capacitor having metallic cathode collector in direct contact with manganese dioxide electrolyte and method of producing same Grant 4,105,513 - Nishino , et al. August 8, 1 | 1978-08-08 |
Method of producing manganese oxide solid electrolyte capacitor Grant 4,042,420 - Nishino , et al. August 16, 1 | 1977-08-16 |
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