Simultaneous visual and telephonic access to interactive information delivery
US-10123186-B2 · Nov 6, 2018 · US
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Caldwell Hamish M patents
Caldwell Hamish M is listed as an inventor on 1 patent in our database. Major assignees and classification codes are summarized below.
| Metric | Value |
|---|---|
| Inventor | Caldwell Hamish M |
| Total patents | 1 |
| First publication | Nov 6, 2018 |
| Latest publication | Nov 6, 2018 |
Notable patents
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Recent patents
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Major assignees
Companies most often associated with this inventor's publications.
| Assignee | Patents |
|---|---|
| At & T Ip I Lp | 1 |
Top CPC classifications
Most common classification codes across this inventor's patents.
| CPC | Patents |
|---|---|
| H04L61/605 | 1 |
| H04Q3/0045 | 1 |
| H04M2203/252 | 1 |
| H04Q2213/13377 | 1 |
| H04W4/20 | 1 |