Utsumi; Hiromu
Patent Applications and Registrations
Patent applications and USPTO patent grants for Utsumi; Hiromu.The latest application filed is for "combustion gas powered tool".
- Utsumi; Hiromu - Katsuta JP
| Patent | Date |
|---|---|
| Combustion gas powered tool Grant 5,199,626 - Terayama , et al. April 6, 1 | 1993-04-06 |
| Combustion gas powered fastener driving tool Grant 5,090,606 - Torii , et al. February 25, 1 | 1992-02-25 |
| Internal-combustion piston driving apparatus having a decompression channel Grant 4,913,331 - Utsumi , et al. April 3, 1 | 1990-04-03 |
| Combustion gas powered tool Grant 4,773,581 - Ohtsu , et al. September 27, 1 | 1988-09-27 |
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