Okuzumi; Koichi
Patent Applications and Registrations
Patent applications and USPTO patent grants for Okuzumi; Koichi.The latest application filed is for "underground electromagnetic exploration method".
- Okuzumi; Koichi - Chiba N/A JP
| Patent | Date |
|---|---|
| Magnetic field sensor device Grant 8,610,429 - Nagasaki , et al. December 17, 2 | 2013-12-17 |
| Underground electromagnetic exploration method Grant 8,581,593 - Nagasaki , et al. November 12, 2 | 2013-11-12 |
| Underground Electromagnetic Exploration Method App 20110304338 - Nagasaki; Yasuhiko ; et al. | 2011-12-15 |
| Magnetic Field Sensor Device App 20110133733 - Nagasaki; Yasuhiko ; et al. | 2011-06-09 |
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