EM

Erin A. McDowell

3M: 5 patents #23 of 881Top 3%
📍 Afton, MN: #1 of 7 inventorsTop 15%
🗺 Minnesota: #166 of 5,562 inventorsTop 3%
Overall (2025): #24,475 of 469,880Top 6%
5
Patents 2025

Issued Patents 2025

Showing 1–5 of 5 patents

Patent #TitleCo-InventorsDate
12276821 Optical film device Robert M. Jennings, Jo A. Etter, Susan L. Kent, Timothy L. Wong, Zhisheng Yun 2025-04-15
12233612 Display system Andrew John Ouderkirk, Zhisheng Yun, Timothy L. Wong, Jo A. Etter, Robert M. Jennings 2025-02-25
12233613 Optical system Andrew John Ouderkirk, Timothy L. Wong, Zhisheng Yun, Gregg A. Ambur 2025-02-25
12216262 Optical system Michael L. Steiner, Andrew John Ouderkirk, Timothy L. Wong, Zhisheng Yun, Jo A. Etter +2 more 2025-02-04
12189126 Compact polarized illuminators using reflective polarizers Andrew John Ouderkirk, Zhisheng Yun 2025-01-07