Ohbayashi-Gumi, Ltd.
Patent Applications and Registrations
Patent applications and USPTO patent grants for Ohbayashi-Gumi, Ltd..The latest application filed is for "openable dome-shaped roof structure".
- Ohbayashi-Gumi, Ltd. - Osaka JP
| Patent | Date |
|---|---|
| Openable dome-shaped roof structure Grant 4,751,800 - Kida , et al. June 21, 1 | 1988-06-21 |
| Retractable roof structure Grant 4,727,688 - Kida , et al. March 1, 1 | 1988-03-01 |
| Method of measuring the strength of concrete for slip form process Grant 4,715,726 - Tsuruta December 29, 1 | 1987-12-29 |
| Openable dome-shaped roof structure Grant 4,706,419 - Adachi , et al. November 17, 1 | 1987-11-17 |
| Device for dispensing goods through annular dispensing port Grant 4,653,674 - Kihara , et al. March 31, 1 | 1987-03-31 |
| Floor structure for reducing vibration Grant 4,565,039 - Oguro , et al. January 21, 1 | 1986-01-21 |
| Slurry excavating method Grant 4,551,256 - Kita , et al. November 5, 1 | 1985-11-05 |
| Tail packing for a slurry pressurized shield Grant 4,209,268 - Fujiwara , et al. June 24, 1 | 1980-06-24 |
| Exposed aggregate finishing method for concrete Grant 4,205,040 - Aoyama , et al. May 27, 1 | 1980-05-27 |
| Drain sheet material Grant 3,965,686 - Saito , et al. June 29, 1 | 1976-06-29 |
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