Issued Patents All Time
Showing 1–9 of 9 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 7780103 | Method for winding a skein windable material onto a spool | — | 2010-08-24 |
| 7614582 | Connecting system | — | 2009-11-10 |
| 7611089 | Spool for receiving a windable skein material | — | 2009-11-03 |
| 7588210 | Spool for receiving a wound skein material | — | 2009-09-15 |
| 6089500 | Collapsible winding spool having a bayonet coupling between the hub and the flange | — | 2000-07-18 |
| 5383626 | Take-up reel for rollable winding material | — | 1995-01-24 |
| 5330127 | Winding spool for ribbonlike or filamentary material | — | 1994-07-19 |
| 4317970 | Entrapment prevention device | Heinz Hunold | 1982-03-02 |
| 4213536 | Container for convoluted wire or the like | — | 1980-07-22 |