Imaging optical system
US-10209494-B2 · Feb 19, 2019 · US
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Usui Akitoshi patents
Usui Akitoshi is listed as an inventor on 5 patents in our database. Major assignees and classification codes are summarized below.
| Metric | Value |
|---|---|
| Inventor | Usui Akitoshi |
| Total patents | 5 |
| First publication | Jul 21, 2016 |
| Latest publication | Feb 19, 2019 |
Notable patents
Publications ranked by popularity score, then publication date.
Imaging optical system
US-2018364452-A1 · Dec 20, 2018 · US
Imaging optical system
US-10082648-B2 · Sep 25, 2018 · US
Imaging optical system
US-2017269334-A1 · Sep 21, 2017 · US
Imaging optical system
US-2016209624-A1 · Jul 21, 2016 · 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 |
|---|---|
| Hoya Corp | 5 |
Top CPC classifications
Most common classification codes across this inventor's patents.
| CPC | Patents |
|---|---|
| G02B13/002 | 4 |
| G02B9/64 | 4 |
| G02B9/62 | 4 |
| G02B13/18 | 4 |
| G02B13/0045 | 4 |