Issued Patents All Time
Showing 1–4 of 4 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 11415300 | Snap-fit lighting attachments for use in conjunction with magnetization equipment during non-destructive testing (NDT) | Christopher Mark Sonnenberg | 2022-08-16 |
| 10908127 | Testing apparatus and handles for testing apparatus | — | 2021-02-02 |
| 10876720 | Snap-fit lighting attachments for use in conjunction with magnetization equipment during non-destructive testing (NDT) | Christopher Mark Sonnenberg | 2020-12-29 |
| 6018290 | Apparatus for permitting quiet manual setting of an appliance timer having a bell chime assembly associated therewith | Ronald E. Cole, Ross G. Helft | 2000-01-25 |