Fiber production method and carbon fiber production method
US-11286579-B2 · Mar 29, 2022 · US
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Ishio Keiichi patents
Ishio Keiichi is listed as an inventor on 6 patents in our database. Major assignees and classification codes are summarized below.
| Metric | Value |
|---|---|
| Inventor | Ishio Keiichi |
| Total patents | 6 |
| First publication | May 17, 2018 |
| Latest publication | Mar 29, 2022 |
Notable patents
Publications ranked by popularity score, then publication date.
Fiber production method and carbon fiber production method
US-2020407885-A1 · Dec 31, 2020 · US
Carbon fiber bundle and method for producing the same
US-2020385892-A1 · Dec 10, 2020 · US
Fiber production method and carbon fiber production method
US-2020141028-A1 · May 7, 2020 · US
Method for manufacturing combined yarn bundle, and method for manufacturing carbon fiber in which resulting combined yarn bundle is used (as amended)
US-10464776-B2 · Nov 5, 2019 · US
Method for manufacturing combined yarn bundle, and method for manufacturing carbon fiber in which resulting combined yarn bundle is used (as amended)
US-2018134510-A1 · May 17, 2018 · 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 |
|---|---|
| Toray Industries | 6 |
Top CPC classifications
Most common classification codes across this inventor's patents.
| CPC | Patents |
|---|---|
| D01F6/38 | 3 |
| D01F6/18 | 3 |
| D01D5/06 | 3 |
| B65H2701/314 | 3 |
| B65H51/015 | 3 |