Utaki; Takahisa
Patent Applications and Registrations
Patent applications and USPTO patent grants for Utaki; Takahisa.The latest application filed is for "gas purification method".
- Utaki; Takahisa - Osaka JP
- Utaki; Takahisa - Osaka-shi JP
- Utaki; Takahisa - Kyotanabe N/A JP
- Utaki; Takahisa - Kyotanabe-shi JP
| Patent | Date |
|---|---|
| Methane gas concentration method Grant 9,944,575 - Kawashima , et al. April 17, 2 | 2018-04-17 |
| Gas purification method Grant 9,732,297 - Utaki , et al. August 15, 2 | 2017-08-15 |
| Gas Purification Method App 20160272908 - Utaki; Takahisa ; et al. | 2016-09-22 |
| Methane Gas Concentration Method App 20160016866 - Kawashima; Shota ; et al. | 2016-01-21 |
| Method of enriching combustible gas Grant 8,974,575 - Utaki , et al. March 10, 2 | 2015-03-10 |
| Combustible gas enrichment apparatus Grant 8,940,081 - Utaki , et al. January 27, 2 | 2015-01-27 |
| Enrichment system for combustible gas Grant 8,932,387 - Morioka , et al. January 13, 2 | 2015-01-13 |
| Enrichment System for Combustible Gas App 20130205665 - Morioka; Hajime ; et al. | 2013-08-15 |
| Combustible Gas Enrichment Apparatus App 20130136660 - Utaki; Takahisa ; et al. | 2013-05-30 |
| Method of Enriching Combustible Gas App 20130125466 - Utaki; Takahisa ; et al. | 2013-05-23 |
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