Device and method for preparing sulfite
US-12398045-B2 · Aug 26, 2025 · US
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Jiangsu Deyitong Environmental Protection Tech Co Ltd patents
Jiangsu Deyitong Environmental Protection Tech Co Ltd holds 4 patents in our database, with recent filings and technology areas summarized below.
| Metric | Value |
|---|---|
| Total patents | 4 |
| Recent patents | 2 |
| First publication | Aug 18, 2022 |
| Latest publication | Aug 26, 2025 |
Filing trend
Year-over-year patent counts for this assignee.
Recent patents
Latest publications where this party is an assignee.
System and method for resource recycling of sulfur dioxide
US-11731874-B2 · Aug 22, 2023 · US
System and method for resource recycling of sulfur dioxide
US-2023046206-A1 · Feb 16, 2023 · US
Device and method for preparing sulfite
US-2022259059-A1 · Aug 18, 2022 · US
Notable patents
Representative or frequently cited publications from precomputed assignee stats.
Device and method for preparing sulfite
US-12398045-B2 · Aug 26, 2025 · US
System and method for resource recycling of sulfur dioxide
US-11731874-B2 · Aug 22, 2023 · US
System and method for resource recycling of sulfur dioxide
US-2023046206-A1 · Feb 16, 2023 · US
Device and method for preparing sulfite
US-2022259059-A1 · Aug 18, 2022 · US
Technology areas
Mapped technology topics for this assignee.
| Technology | Patents |
|---|---|
| Chemistry & Metallurgy | 4 |
| Operations & Transport | 2 |