Lundstrom; John W.
Patent Applications and Registrations
Patent applications and USPTO patent grants for Lundstrom; John W..The latest application filed is for "soil penetrating electrode with conical taper".
- Lundstrom; John W. - Glendora CA
- Lundstrom; John W. - La Verne CA
| Patent | Date |
|---|---|
| Soil penetrating electrode with conical taper Grant 7,239,154 - Lundstrom July 3, 2 | 2007-07-03 |
| Electrically measuring soil dry density Grant 6,963,205 - Lundstrom , et al. November 8, 2 | 2005-11-08 |
| Soil penetrating electrode with conical taper App 20040207382 - Lundstrom, John W. | 2004-10-21 |
| Electrically measuring soil density and soil moisture content App 20040095154 - Lundstrom, John W. ; et al. | 2004-05-20 |
| Method and apparatus for sampling and measuring a characteristic of flowing granular material Grant 4,180,331 - Lundstrom December 25, 1 | 1979-12-25 |
| Apparatus For Measuring Dielectric Constant Grant 3,684,952 - Lundstrom August 15, 1 | 1972-08-15 |
| Oscillator Circuit Grant 3,624,541 - Lundstrom November 30, 1 | 1971-11-30 |
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