Hashimoto; Tom T.
Patent Applications and Registrations
Patent applications and USPTO patent grants for Hashimoto; Tom T..The latest application filed is for "folded/telescoped drill rig mast for limited space platform".
- Hashimoto; Tom T. - Conroe TX
- Hashimoto; Tom T. - Victoria TX
| Patent | Date |
|---|---|
| Folded/telescoped drill rig mast for limited space platform Grant 4,837,992 - Hashimoto June 13, 1 | 1989-06-13 |
| Single pass drilling apparatus and method for forming underground arcuate boreholes Grant 4,828,050 - Hashimoto May 9, 1 | 1989-05-09 |
| Cantilevered mast drilling rig with single step erection Grant 4,578,911 - Hashimoto April 1, 1 | 1986-04-01 |
| Modular drill rig erection systems Grant 4,135,340 - Cox , et al. January 23, 1 | 1979-01-23 |
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