Oil body extraction and uses
US-2016038450-A1 · Feb 11, 2016 · US
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Gray David patents
Gray David is listed as an inventor on 4 patents in our database. Major assignees and classification codes are summarized below.
| Metric | Value |
|---|---|
| Inventor | Gray David |
| Total patents | 4 |
| First publication | Jun 25, 2015 |
| Latest publication | Feb 11, 2016 |
Notable patents
Publications ranked by popularity score, then publication date.
Determining high toner usage
US-9223271-B2 · Dec 29, 2015 · US
Determining media size by monitoring usage
US-9176446-B2 · Nov 3, 2015 · US
Determining high toner usage
US-2015177660-A1 · Jun 25, 2015 · 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 |
|---|---|
| Xerox Corp | 3 |
| Univ Nottingham | 1 |
Top CPC classifications
Most common classification codes across this inventor's patents.
| CPC | Patents |
|---|---|
| G03G15/5025 | 2 |
| G03G15/50 | 2 |
| G03G15/556 | 2 |
| G03G15/502 | 1 |
| G03G15/6594 | 1 |