Issued Patents All Time
Showing 1–25 of 67 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 12228803 | Computer implemented method of determining a base curve for a spectacle lens and method of manufacturing a spectacle lens | Markus Welscher, Helmut Wietschorke, Christoph Winter | 2025-02-18 |
| 12215246 | Composition comprising a light-weight filler | Michael Klotz, Thomas Zahn, Peter Born | 2025-02-04 |
| 12042117 | Retainer plate with a seal element | Jan Schultink | 2024-07-23 |
| 12016515 | Vacuum cleaner filter bag with recycled textile materials and/or cotton liners | Jan Schultink | 2024-06-25 |
| 11896922 | Vacuum cleaner filter bag with powdery and/or fibrous recycled material | Jan Schultink | 2024-02-13 |
| 11678782 | Vacuum cleaner filter bags comprising recycled textile materials and/or cotton linters | Jan Schultink | 2023-06-20 |
| 11602252 | Vacuum cleaner filter bag made from recycled plastic | Jan Schultink | 2023-03-14 |
| 11517163 | Retaining plate for a vacuum cleaner filter bag, having a closure device | Jan Schultink | 2022-12-06 |
| 11504662 | Vacuum cleaner filter bag made from recycled plastic | Jan Schultink | 2022-11-22 |
| 10939788 | Retaining plate with improved sealing | Jan Schultink | 2021-03-09 |
| 10925450 | Method for integral connection of a retaining plate to the wall of a vacuum cleaner filter bag and also vacuum cleaner filter bag | Jan Schultink | 2021-02-23 |
| 10905299 | Retaining plate with improved sealing | Jan Schultink | 2021-02-02 |
| 10806316 | Device for a vacuum cleaner filter bag with a holding device and a closure device | Jan Schultink | 2020-10-20 |
| 10736478 | Vacuum cleaner robot | Jan Schultink | 2020-08-11 |
| 10722090 | Autonomously driven floor vacuum cleaner, method for vacuum cleaning and use of an autonomously driven floor vacuum cleaner | Jan Schultink | 2020-07-28 |
| 10674883 | Vacuum cleaner robot | Jan Schultink | 2020-06-09 |
| 10470630 | Vacuum cleaner robot | Jan Schultink | 2019-11-12 |
| 10307030 | Holding plate for a vacuum cleaner filter bag | Jan Schultink | 2019-06-04 |
| 10264936 | Vacuum cleaner filter bag having a high-strength weld seam, method for producing said vacuum cleaner filter bag, and ultrasonic welding system for producing an ultra-strong weld seam | Jan Schultink | 2019-04-23 |
| 10188248 | Vacuum cleaner filter bag | Jan Schultink | 2019-01-29 |
| 10182691 | Vacuum cleaner filter bag | Jan Schultink | 2019-01-22 |
| 10178932 | Vacuum cleaner filter bag | Jan Schultink | 2019-01-15 |
| 10130223 | Vacuum cleaning device with a tank-type vacuum cleaner | Jan Schultink | 2018-11-20 |
| 10080474 | Vacuum cleaner filter bag | Jan Schultink | 2018-09-25 |
| 10052003 | Method for optimizing a device for vacuum cleaning with a hand-held, compact, or upright vacuum cleaner and bag filter | Jan Schultink | 2018-08-21 |