Shimanaka; Yasuhiko
Patent Applications and Registrations
Patent applications and USPTO patent grants for Shimanaka; Yasuhiko.The latest application filed is for "discharge device".
- Shimanaka; Yasuhiko - Nagaokakyo JP
- SHIMANAKA; Yasuhiko - Nagaokakyo-shi JP
| Patent | Date |
|---|---|
| Discharge device Grant 9,414,475 - Shimanaka August 9, 2 | 2016-08-09 |
| Discharge Device App 20140340810 - SHIMANAKA; Yasuhiko | 2014-11-20 |
| Ion generator Grant 8,149,561 - Shimanaka April 3, 2 | 2012-04-03 |
| Ion Generator App 20090272912 - Shimanaka; Yasuhiko | 2009-11-05 |
| High voltage variable resistor device Grant 7,030,727 - Nagaoka , et al. April 18, 2 | 2006-04-18 |
| High voltage variable resistor device App 20050206495 - Nagaoka, Tsugunichi ; et al. | 2005-09-22 |
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