Issued Patents All Time
Showing 1–17 of 17 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 12282729 | System for dynamic editing with hidden codes | — | 2025-04-22 |
| 11622462 | Stackable housing block | James Paul Seymour, Brian P. Johnson | 2023-04-04 |
| 10632391 | Building block toy figurine and system | — | 2020-04-28 |
| D765163 | Circular organ | — | 2016-08-30 |
| 8881607 | Miniature universal dynamometer educational tool | — | 2014-11-11 |
| 8674207 | Electronic musical instrument | — | 2014-03-18 |
| 8221182 | Three-dimensional structures with electronic circuit paths and safety circuits | Brian P. Johnson, Alexander B. Matz, Marc Christoph Lehner, Gerald J. Ceuhin | 2012-07-17 |
| 7273377 | Breadboard to stackable plug convertor | — | 2007-09-25 |
| 7144255 | Electronic toy and teaching aid safety devices | — | 2006-12-05 |
| 6777952 | Method and apparatus for testing cables | — | 2004-08-17 |
| 6449167 | Method and apparatus for building and testing electronic circuits | — | 2002-09-10 |
| 6361393 | Magnetic impulse reaction driven toys | — | 2002-03-26 |
| 6062997 | Magnetic dart system | — | 2000-05-16 |
| D420707 | Magnetic dart | — | 2000-02-15 |
| 5771003 | Locating system and process | — | 1998-06-23 |
| D312612 | Electronic function design block | — | 1990-12-04 |
| D300624 | Electronic housing for breadboarding blocks | — | 1989-04-11 |