Tool for assembly and storage of rotary engine
US-2025187126-A1 · Jun 12, 2025 · US
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Roy Frederic patents
Roy Frederic is listed as an inventor on 4 patents in our database. Major assignees and classification codes are summarized below.
| Metric | Value |
|---|---|
| Inventor | Roy Frederic |
| Total patents | 4 |
| First publication | Oct 8, 2024 |
| Latest publication | Jun 12, 2025 |
Notable patents
Publications ranked by popularity score, then publication date.
Seal assembly for a rotary engine housing
US-12252991-B2 · Mar 18, 2025 · US
Seal assembly for a rotary engine housing
US-2025020061-A1 · Jan 16, 2025 · US
Seal assembly for a rotary engine housing
US-12110796-B1 · Oct 8, 2024 · 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 |
|---|---|
| Pratt & Whitney Canada | 4 |
Top CPC classifications
Most common classification codes across this inventor's patents.
| CPC | Patents |
|---|---|
| F01C1/22 | 4 |
| F01C21/06 | 3 |
| F01C19/005 | 3 |
| F04C27/008 | 2 |
| F02B55/10 | 2 |