Bi-focal eyewear lens and eyeglasses including same

Assignee

• 3M

Inventors

• Zhisheng Yun (89 patents)
• Andrew John Ouderkirk (322 patents)
• Susan L. Kent (18 patents)
• Erin A. McDowell (65 patents)
• Timothy L. Wong (80 patents)
• Unknown
• Michael L. Steiner (52 patents)

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