Multi-planar pre-curved rotary endodontic file
US-10136962-B2 · Nov 27, 2018 · US
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Johnson William B patents
Johnson William B is listed as an inventor on 6 patents in our database. Major assignees and classification codes are summarized below.
| Metric | Value |
|---|---|
| Inventor | Johnson William B |
| Total patents | 6 |
| First publication | Jan 20, 2015 |
| Latest publication | Nov 27, 2018 |
Notable patents
Publications ranked by popularity score, then publication date.
Fatigue-resistant Nitinol instrument
US-9878366-B2 · Jan 30, 2018 · US
Composite membrane and moisture adjustment module using same
US-9853305-B2 · Dec 26, 2017 · US
Self-healing membranes for polymer electrolyte applications
US-2017209837-A1 · Jul 27, 2017 · US
Composite Membrane and Moisture Adjustment Module Using Same
US-2015311546-A1 · Oct 29, 2015 · US
Expandable functional TFE copolymer fine powder, expanded products and reacted products therefrom
US-8937105-B2 · Jan 20, 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 |
|---|---|
| Dentsply Sirona Inc | 3 |
| Gore & Ass | 3 |
| Johnson William B | 2 |
| Gore W L & Ass Co Ltd | 2 |
| Wang Liang | 1 |
Top CPC classifications
Most common classification codes across this inventor's patents.
| CPC | Patents |
|---|---|
| B01D71/32 | 3 |
| H01M8/1081 | 3 |
| B01D2325/42 | 3 |
| H01M2008/1095 | 3 |
| Y02E60/50 | 3 |