System and method of oxygen deficiency warning in a powered air purifying respirator
US-9808656-B2 · Nov 7, 2017 · US
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Palacharla Praveen Kumar patents
Palacharla Praveen Kumar holds 3 patents in our database, with recent filings and technology areas summarized below.
| Metric | Value |
|---|---|
| Total patents | 3 |
| Recent patents | 0 |
| First publication | Jan 1, 2015 |
| Latest publication | Nov 7, 2017 |
Filing trend
Year-over-year patent counts for this assignee.
Recent patents
Latest publications where this party is an assignee.
Notable patents
Representative or frequently cited publications from precomputed assignee stats.
System and method of oxygen deficiency warning in a powered air purifying respirator
US-9808656-B2 · Nov 7, 2017 · US
System and method of calibration in a powered air purifying respirator
US-9192795-B2 · Nov 24, 2015 · US
Accurate determination of remaining time to battery empty in a powered air purifying respirator
US-2015000651-A1 · Jan 1, 2015 · US
Top CPC classifications
Most common classification codes in this portfolio.
| CPC | Patents |
|---|---|
| A62B18/006 | 3 |
| A62B9/006 | 2 |
| H02J7/82 | 1 |
| G01R31/378 | 1 |
| G06F1/3212 | 1 |
Technology areas
Mapped technology topics for this assignee.
| Technology | Patents |
|---|---|
| Human Necessities | 3 |
| Cross-Sectional Technologies | 2 |
| Physics | 1 |
| Electricity | 1 |