Issued Patents All Time
Showing 1–6 of 6 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 10213669 | Holding apparatus for a net of a table-tennis table | Joachim Kettler | 2019-02-26 |
| 9814957 | Holding apparatus for a net of a table-tennis table | Joachim Kettler | 2017-11-14 |
| 9480897 | Holding apparatus for a net of a table-tennis table | Joachim Kettler | 2016-11-01 |
| 9193408 | Tricycle with variable position footboards | Joachim Kettler | 2015-11-24 |
| 8820766 | Tricycle with variable position footboards | Joachim Kettler | 2014-09-02 |
| 8454045 | Tricycle with variable position foot boards | Joachim Kettler | 2013-06-04 |