WB

Willem Bulthuis

Philips: 4 patents #1,244 of 7,731Top 20%
📍 Mountain View, CA: #4,328 of 11,022 inventorsTop 40%
🗺 California: #124,610 of 386,348 inventorsTop 35%
Overall (All Time): #1,256,782 of 4,157,543Top 35%
4
Patents All Time

Issued Patents All Time

Showing 1–4 of 4 patents

Patent #TitleCo-InventorsDate
7310513 Hand-ear user interface for hand-held device Yevgeniy Eugene Shteyn, Mieko Kusano, Robert A. Lambourne, Lisa Holzhauser 2007-12-18
6978127 Hand-ear user interface for hand-held device Yevgeniy Eugene Shteyn, Mieko Kusano, Robert A. Lambourne, Lisa Holzhauser 2005-12-20
6933432 Media player with “DJ” mode Eugene Shteyn 2005-08-23
6494381 Cooling fan in sync with audio output level 2002-12-17