Issued Patents 2011
Showing 1–4 of 4 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| D650885 | Water purification vessel | Michael Bridges, Ricky Wai Kit Chan, Kai Halsinger, David Randall Knaub, Marcus Alan Latham +1 more | 2011-12-20 |
| D650886 | Water purification cartridge | Michael Bridges, Ricky Wai Kit Chan, Kai Halsinger, David Randall Knaub, Marcus Alan Latham +1 more | 2011-12-20 |
| D648087 | Vacuum cleaner assembly | Michael Keith Lemmon, David Randall Knaub, Pierre Harper, Mattias Segerholt, Felix Ballerstedt +1 more | 2011-11-01 |
| D644802 | Vacuum cleaner foot | Michael Keith Lemmon, David Randall Knaub, Pierre Harper, Mattias Segerholt, Felix Ballerstedt +1 more | 2011-09-06 |