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Sipke Theo Douma

Koniniklijke Philips N.V.: 11 patents #638 of 7,486Top 9%
Philips: 1 patents #3,761 of 7,731Top 50%
📍 Haren, NL: #4 of 62 inventorsTop 7%
Overall (All Time): #408,974 of 4,157,543Top 10%
12
Patents All Time

Issued Patents All Time

Showing 1–12 of 12 patents

Patent #TitleCo-InventorsDate
11464362 Radiation grill Martijn Van Zutphen, Timotheus Johannes Maria Van Aken, Reindert Jannes Van Wifferen, Petrus Johannes Bremer, Ingrid Hietbrink +1 more 2022-10-11
11242998 Radiation grill Martijn Van Zutphen, Timotheus Johannes Maria Van Aken, Reindert Jannes Van Wifferen, Petrus Johannes Bremer, Ingrid Hietbrink +1 more 2022-02-08
11022319 Radiation grill Martijn Van Zutphen, Timotheus Johannes Maria Van Aken, Reindert Jannes Van Wifferen, Petrus Johannes Bremer, Ingrid Hietbrink +1 more 2021-06-01
11013368 Radiation grill Martijn Van Zutphen, Timotheus Johannes Maria Van Aken, Reindert Jannes Van Wifferen, Petrus Johannes Bremer, Ingrid Hietbrink +1 more 2021-05-25
11006782 Radiation grill Martijn Van Zutphen, Timotheus Johannes Maria Van Aken, Reindert Jannes Van Wifferen, Petrus Johannes Bremer, Ingrid Hietbrink +1 more 2021-05-18
9408494 Beverage maker, comprising an easy-to-clean duct system having at least one duct for conveying a fluid beverage ingredient 2016-08-09
9392903 Device for frothing a liquid Joeke Noordhuis 2016-07-19
9044118 Brewing unit for coffee brewing David Zogg 2015-06-02
8991305 Milk frothing system 2015-03-31
8951357 Device for whisking milk and method for cleaning such a device 2015-02-10
8752477 Method for controlling a pressure of hot water which is used in a process of making espresso by adjusting size of brewing chamber 2014-06-17
8372462 Device and method for frothing a liquid 2013-02-12