Nippon Sheet Glass has patented an automobile laminated glass with a unique design including functional and obstructing layers. The functional layer is positioned outside the obstructing layer and designed to shrink when heated, enhancing safety and durability. GlobalData’s report on Nippon Sheet Glass gives a 360-degree view of the company including its patenting strategy. Buy the report here.
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According to GlobalData’s company profile on Nippon Sheet Glass, Vacuum insulated glazing was a key innovation area identified from patents. Nippon Sheet Glass's grant share as of March 2024 was 38%. Grant share is based on the ratio of number of grants to total number of patents.
Automobile laminated glass with functional layer that shrinks when heated
A recently granted patent (Publication Number: US11964544B2) discloses an innovative automobile laminated glass design that includes a first and second glass plate with an intermediate film containing a functional layer. The functional layer is configured to thermally shrink when heated, with an obstructing layer laminated on the peripheral edge of one of the glass plates. The functional layer may include a projection film for a head-up display device, with variations in the positioning and composition of the functional layer based on specific requirements.
The patent further details various configurations of the automobile laminated glass, including the placement of the second glass plate on the vehicle interior side, the inclusion of an infrared reflective film, and the incorporation of elements such as a heat shield film, heating element, or antenna element within the functional layer. The design also allows for the projection of information from a head-up display device onto the glass. With a focus on functionality and performance, the patent showcases a novel approach to enhancing the capabilities of automobile glass, catering to the evolving needs of the automotive industry.
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GlobalData Patent Analytics tracks bibliographic data, legal events data, point in time patent ownerships, and backward and forward citations from global patenting offices. Textual analysis and official patent classifications are used to group patents into key thematic areas and link them to specific companies across the world’s largest industries.
