Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5911521 | Fitting for an appliance such as a sink | Klaus Steinmetz, Joachim Niehaus, Hisanori Kato | 1999-06-15 |
| 5842240 | Fitting for an appliance such as a sink | Hisanori Kato, Klaus Steinmetz, Joachim Niehaus | 1998-12-01 |