Corrosive-gas-mixture-filled container and corrosive gas composition
US-12535185-B2 · Jan 27, 2026 · US
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SAKAI Ryoichiro patents
SAKAI Ryoichiro is listed as an inventor on 2 patents in our database. Major assignees and classification codes are summarized below.
| Metric | Value |
|---|---|
| Inventor | SAKAI Ryoichiro |
| Total patents | 2 |
| First publication | May 15, 2025 |
| Latest publication | Jan 27, 2026 |
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Major assignees
Companies most often associated with this inventor's publications.
| Assignee | Patents |
|---|---|
| Sumitomo Seika Chemicals | 2 |
Top CPC classifications
Most common classification codes across this inventor's patents.
| CPC | Patents |
|---|---|
| F17C2203/0648 | 2 |
| F17C2203/0639 | 2 |
| F17C2221/037 | 2 |
| F17C2201/0104 | 2 |
| F17C1/14 | 2 |