公开(公告)号：US09110236B2

公开(公告)日：2015-08-18

申请号：US14234241

申请日：2012-09-20

Applicant: 3M INNOVATIVE PROPERTIES COMPANY

Inventor： Junichi Saito ,  Toshihiro Kasai ,  Yuji Hiroshige ,  Mayumi Yoshikawa

IPC: G02B5/128 ,  E01F9/04

CPC classification number: G02B5/128 ,  E01F9/524

Abstract: The present application relates to a pavement marker including a core from which extends protrusions and a cavity between adjacent protrusions. The microsphere lenses are fixed within the cavity by one of a softening material disposed in the core and an adhesive agent disposed in the cavity.

Abstract translation: 本申请涉及一种包括芯的路面标记，其中延伸突起和相邻突起之间的空腔。 微球透镜通过设置在芯中的软化材料之一和设置在空腔中的粘合剂中的一个固定在空腔内。

公开(公告)号：US20140233102A1

公开(公告)日：2014-08-21

申请号：US14234241

申请日：2012-09-20

Applicant: 3M INNOVATIVE PROPERTIES COMPANY

Inventor： Junichi Saito ,  Toshihiro Kasai ,  Yuji Hiroshige ,  Mayumi Yoshikawa

IPC: G02B5/128

CPC classification number: G02B5/128 ,  E01F9/524

Abstract: The present application relates to a pavement marker including a core from which extends protrusions and a cavity between adjacent protrusions. The microsphere lenses are fixed within the cavity by one of a softening material disposed in the core and an adhesive agent disposed in the cavity.

Abstract translation: 本申请涉及一种包括芯的路面标记，其中延伸突起和相邻突起之间的空腔。 微球透镜通过设置在芯中的软化材料之一和设置在空腔中的粘合剂中的一个固定在腔内。

公开(公告)号：US20220073417A1

公开(公告)日：2022-03-10

申请号：US17309854

申请日：2019-12-20

Applicant: 3M INNOVATIVE PROPERTIES COMPANY

Inventor： Toshihiro Kasai ,  Kenton D. Budd ,  Jean A. Tangeman ,  Billy J. Frederick, Jr.

IPC: C03C12/02 ,  C03C3/12 ,  C03B19/10

Abstract: To provide transparent solid spheres with high refractive index and large particle size. The transparent solid spheres of one aspect of the present disclosure include barium oxide, zirconium dioxide, and titanium dioxide on a theoretical oxide basis, and has a refractive index of at least 2.0 and a particle size of 600 micrometers or greater.