Method for purifying fluorine compound gas
US-10926211-B2 · Feb 23, 2021 · US
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Ooya Kohei patents
Ooya Kohei is listed as an inventor on 3 patents in our database. Major assignees and classification codes are summarized below.
| Metric | Value |
|---|---|
| Inventor | Ooya Kohei |
| Total patents | 3 |
| First publication | Feb 14, 2019 |
| Latest publication | Feb 23, 2021 |
Notable patents
Publications ranked by popularity score, then publication date.
Method for Purifying Fluorine Compound Gas
US-2019046917-A1 · Feb 14, 2019 · US
Method for Purifying Fluorine Gas
US-2019047858-A1 · Feb 14, 2019 · US
Recent patents
Latest publications not already listed above.
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Major assignees
Companies most often associated with this inventor's publications.
| Assignee | Patents |
|---|---|
| Central Glass Co Ltd | 3 |
Top CPC classifications
Most common classification codes across this inventor's patents.
| CPC | Patents |
|---|---|
| B01D53/0423 | 3 |
| B01D2256/26 | 3 |
| B01D2257/60 | 3 |
| B01D2253/112 | 3 |
| B01D2257/2047 | 3 |