Hybrid welder powered by ac and dc power sources
US-2026070143-A1 · Mar 12, 2026 · US
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Bertz Sam L patents
Bertz Sam L is listed as an inventor on 8 patents in our database. Major assignees and classification codes are summarized below.
| Metric | Value |
|---|---|
| Inventor | Bertz Sam L |
| Total patents | 8 |
| First publication | Feb 2, 2023 |
| Latest publication | Mar 12, 2026 |
Notable patents
Publications ranked by popularity score, then publication date.
Blind rivet nut-setting tool
US-2026042141-A1 · Feb 12, 2026 · US
Electrofusion tool
US-2025340021-A1 · Nov 6, 2025 · US
Blind rivet nut-setting tool
US-12453999-B2 · Oct 28, 2025 · US
Vacuum pump
US-2025129790-A1 · Apr 24, 2025 · US
Power tool including a circuit for holding a thermal reference
US-2025073884-A1 · Mar 6, 2025 · US
Portable pipe threader
US-2024042538-A1 · Feb 8, 2024 · US
Blind rivet nut-setting tool
US-2023030692-A1 · Feb 2, 2023 · US
Recent patents
Latest publications not already listed above.
No data yet.
Major assignees
Companies most often associated with this inventor's publications.
| Assignee | Patents |
|---|---|
| Milwaukee Electric Tool Corp | 8 |
Top CPC classifications
Most common classification codes across this inventor's patents.
| CPC | Patents |
|---|---|
| B21J15/12 | 3 |
| F16D15/00 | 3 |
| B21J15/105 | 3 |
| B21J15/30 | 3 |
| B21J15/26 | 3 |