Yamada; Akifumi
Patent Applications and Registrations
Patent applications and USPTO patent grants for Yamada; Akifumi.The latest application filed is for "anti-unplugging unit and transmission code".
- Yamada; Akifumi - Nagaoka JP
- Yamada; Akifumi - Tokyo JP
- Yamada; Akifumi - Nakano-ku JP
- Yamada; Akifumi - Niigata JP
| Patent | Date |
|---|---|
| Membrane electrode assembly, method for producing the same, and solid state polymer fuel cell Grant 7,972,743 - Umeda , et al. July 5, 2 | 2011-07-05 |
| Anti-unplugging unit and transmission cord Grant 7,371,086 - Yamada , et al. May 13, 2 | 2008-05-13 |
| Anti-unplugging Unit And Transmission Code App 20070049076 - YAMADA; AKIFUMI ; et al. | 2007-03-01 |
| Dual-opening mechanism of door Grant 7,178,292 - Yamada February 20, 2 | 2007-02-20 |
| Membrane electrode assembly, method for producing the same, and solid state polymer fuel cell App 20070003817 - Umeda; Minoru ; et al. | 2007-01-04 |
| Dual-opening mechanism of door App 20060196120 - Yamada; Akifumi | 2006-09-07 |
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