EM

Erin A. McDowell

3M: 62 patents #93 of 11,543Top 1%
📍 Afton, MN: #4 of 97 inventorsTop 5%
🗺 Minnesota: #554 of 52,454 inventorsTop 2%
Overall (All Time): #35,020 of 4,157,543Top 1%
63
Patents All Time

Issued Patents All Time

Showing 51–63 of 63 patents

Patent #TitleCo-InventorsDate
10007035 Head-mounted display Andrew John Ouderkirk, Timothy L. Wong, Zhisheng Yun, Gregg A. Ambur 2018-06-26
9995939 Optical stack and optical system Zhisheng Yun, Andrew John Ouderkirk, Timothy L. Wong, Gregg A. Ambur 2018-06-12
9977246 Low profile image combiner for near-eye displays Andrew J. Ouderkirk, Timothy L. Wong 2018-05-22
9945998 Optical system including curved reflective polarizer Andrew John Ouderkirk, Timothy L. Wong, Zhisheng Yun, Gregg A. Ambur 2018-04-17
9945999 Optical system Timothy L. Wong, Andrew John Ouderkirk, Zhisheng Yun, Gregg A. Ambur 2018-04-17
9835777 Head-mounted display Andrew John Ouderkirk, Timothy L. Wong, Zhisheng Yun, Gregg A. Ambur 2017-12-05
9829616 Magnifying device Zhisheng Yun, Andrew John Ouderkirk, Timothy L. Wong, Gregg A. Ambur 2017-11-28
9715114 Optical stack and optical system Zhisheng Yun, Andrew John Ouderkirk, Timothy L. Wong, Gregg A. Ambur 2017-07-25
9632353 Backlight light guide Andrew J. Ouderkirk 2017-04-25
9581827 Optical system Timothy L. Wong, Andrew John Ouderkirk, Zhisheng Yun, Gregg A. Ambur 2017-02-28
9581744 Optical stack and optical system Zhisheng Yun, Andrew John Ouderkirk, Timothy L. Wong, Gregg A. Ambur 2017-02-28
9557568 Head-mounted display Andrew John Ouderkirk, Timothy L. Wong, Zhisheng Yun, Gregg A. Ambur 2017-01-31
4849992 Pulse-on-pulse circuit and method Chester T. Alderman, Edward R. Farren 1989-07-18