Apparatus and Method
US-2020238968-A1 · Jul 30, 2020 · US
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Williams David John Roach patents
Williams David John Roach is listed as an inventor on 7 patents in our database. Major assignees and classification codes are summarized below.
| Metric | Value |
|---|---|
| Inventor | Williams David John Roach |
| Total patents | 7 |
| First publication | Jul 13, 2017 |
| Latest publication | Jul 30, 2020 |
Notable patents
Publications ranked by popularity score, then publication date.
Apparatus and method
US-10647312-B2 · May 12, 2020 · US
Fluid system and method
US-10619533-B2 · Apr 14, 2020 · US
Fluid System and Method
US-2020001835-A1 · Jan 2, 2020 · US
Fluid system and method
US-10449933-B2 · Oct 22, 2019 · US
Apparatus and Method
US-2019001954-A1 · Jan 3, 2019 · US
Fluid System and Method
US-2017197596-A1 · Jul 13, 2017 · US
Recent patents
Latest publications not already listed above.
No data yet.
Major assignees
Companies most often associated with this inventor's publications.
| Assignee | Patents |
|---|---|
| Castrol Ltd | 7 |
| Barnes Andrew Phillip | 1 |
| Brett Peter Stuart | 1 |
| Goodier Steven Paul | 1 |
| Lake Timothy Hugh | 1 |
Top CPC classifications
Most common classification codes across this inventor's patents.
| CPC | Patents |
|---|---|
| F01M11/10 | 7 |
| F01M11/04 | 7 |
| B60R16/0231 | 4 |
| F01M2011/0095 | 4 |
| B60R16/08 | 4 |