Sumitomo Seiko Chemicals Co., Ltd.
Patent Applications and Registrations
Patent applications and USPTO patent grants for Sumitomo Seiko Chemicals Co., Ltd..The latest application filed is for "sandbag and method for producing same".
- Sumitomo Seiko Chemicals Co., Ltd. - Hyogo JP
- Sumitomo Seiko Chemicals Co., Ltd. - 346-1, Miyanishi, Harima-cho Kako-gun Hyogo JP
| Patent | Date |
|---|---|
| Sandbag And Method For Producing Same App 20210138434 - YAMAMOTO; Tomoe ; et al. | 2021-05-13 |
| Double vacuum pump apparatus, gas purification system provided with double vacuum pump apparatus, and exhaust gas vibration suppressing device in double vacuum pump apparatus Grant 8,715,400 - Haruna , et al. May 6, 2 | 2014-05-06 |
| Method for treatment of drain in hydrogen production and hydrogen production system Grant 8,048,177 - Sumida , et al. November 1, 2 | 2011-11-01 |
| Off-gas feed method and object gas purification system App 20060236860 - Sumida; Toshihiko ; et al. | 2006-10-26 |
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