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公开(公告)号：US20220269917A1
公开(公告)日：2022-08-25
申请号：US17654499
申请日：2022-03-11
Applicant: 3M INNOVATIVE PROPERTIES COMPANY
Inventor： Michael A. McCoy , Anne C. Gold , Silvia Geciova-Borovova Guttmann , Glenn E. Casner , Timothy J. Gardner , Steven H. Kong , Gautam Singh , Jonathan T. Kahl , Nathan J. Anderson , Catherine L. Aune , Caroline M. Ylitalo , Britton G. Billingsley , Muhammad J. Afridi , Kui Chen-Ho , Travis L. Potts , Robert W. Shannon , Guruprasad Somasundaram
Abstract: Optical articles including a spatially defined arrangement of a plurality of data rich retroreflective elements, wherein the plurality of retroreflective elements comprise retroreflective elements having at least two different retroreflective properties and at least two different optical contrasts with respect to a background substrate when observed within an ultraviolet spectrum, a visible spectrum, a near-infrared spectrum, or a combination thereof.
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公开(公告)号：US12159177B2
公开(公告)日：2024-12-03
申请号：US17654499
申请日：2022-03-11
Applicant: 3M INNOVATIVE PROPERTIES COMPANY
Inventor： Michael A. McCoy , Anne C. Gold , Silvia Geciova-Borovova Guttmann , Glenn E. Casner , Timothy J. Gardner , Steven H. Kong , Gautam Singh , Jonathan T. Kahl , Nathan J. Anderson , Catherine L. Aune , Caroline M. Ylitalo , Britton G. Billingsley , Muhammad J. Afridi , Kui Chen-Ho , Travis L. Potts , Robert W. Shannon , Guruprasad Somasundaram
Abstract: Optical articles including a spatially defined arrangement of a plurality of data rich retroreflective elements, wherein the plurality of retroreflective elements comprise retroreflective elements having at least two different retroreflective properties and at least two different optical contrasts with respect to a background substrate when observed within an ultraviolet spectrum, a visible spectrum, a near-infrared spectrum, or a combination thereof.
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公开(公告)号：US11308378B2
公开(公告)日：2022-04-19
申请号：US16486382
申请日：2017-09-27
Applicant: 3M INNOVATIVE PROPERTIES COMPANY
Inventor： Michael A. McCoy , Anne C. Gold , Silvia Geciova-Borovova Guttmann , Glenn E. Casner , Timothy J. Gardner , Steven H. Kong , Gautam Singh , Jonathan T. Kahl , Nathan J. Anderson , Catherine L. Aune , Caroline M. Ylitalo , Britton G. Billingsley , Muhammad J. Afridi , Kui Chen-Ho , Travis L. Potts , Robert W. Shannon , Guruprasad Somasundaram
Abstract: Optical articles including a spatially defined arrangement of a plurality of data rich retroreflective elements, wherein the plurality of retroreflective elements comprise retroreflective elements having at least two different retroreflective properties and at least two different optical contrasts with respect to a background substrate when observed within an ultraviolet spectrum, a visible spectrum, a near-infrared spectrum, or a combination thereof.
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公开(公告)号：US11373076B2
公开(公告)日：2022-06-28
申请号：US16486382
申请日：2017-09-27
Applicant: 3M INNOVATIVE PROPERTIES COMPANY
Inventor： Michael A. McCoy , Anne C. Gold , Silvia Geciova-Borovova Guttmann , Glenn E. Casner , Timothy J. Gardner , Steven H. Kong , Gautam Singh , Jonathan T. Kahl , Nathan J. Anderson , Catherine L. Aune , Caroline M. Ylitalo , Britton G. Billingsley , Muhammad J. Afridi , Kui Chen-Ho , Travis L. Potts , Robert W. Shannon , Guruprasad Somasundaram
Abstract: Optical articles including a spatially defined arrangement of a plurality of data rich retroreflective elements, wherein the plurality of retroreflective elements comprise retroreflective elements having at least two different retroreflective properties and at least two different optical contrasts with respect to a background substrate when observed within an ultraviolet spectrum, a visible spectrum, a near-infrared spectrum, or a combination thereof.
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