Waterless electrically operated propellant
US-2022041522-A1 · Feb 10, 2022 · US
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Hardy David patents
Hardy David is listed as an inventor on 3 patents in our database. Major assignees and classification codes are summarized below.
| Metric | Value |
|---|---|
| Inventor | Hardy David |
| Total patents | 3 |
| First publication | May 5, 2015 |
| Latest publication | Feb 10, 2022 |
Notable patents
Publications ranked by popularity score, then publication date.
Waterless electrically operated propellant
US-2022041521-A1 · Feb 10, 2022 · US
Pool cleaner
US-D728873-S · May 5, 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 |
|---|---|
| Raytheon Co | 2 |
| Hayward Ind Inc | 1 |
Top CPC classifications
Most common classification codes across this inventor's patents.
| CPC | Patents |
|---|---|
| C06B45/10 | 2 |
| C06D5/06 | 2 |
| C06B29/00 | 2 |
| C06B23/001 | 1 |
| C06B23/00 | 1 |