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公开(公告)号：US20240125988A1
公开(公告)日：2024-04-18
申请号：US18476413
申请日：2023-09-28
Applicant: LMS CO., LTD.
Inventor： Joon Ho JUNG , Seon Ho YANG , Sung Min HWANG , Choon Woo JI , Tae Jin SONG
IPC: G02B5/20
Abstract: The present invention provides an optical filter for its use. In the present invention, it is possible to provide an optical filter that effectively blocks ultraviolet ray and infrared ray and exhibits high transmittance in visible light. Furthermore, it is possible to provide an optical filter where the transmission characteristics are stably maintained even when an incident angle is changed. Moreover, it is possible to provide an optical filter that does not exhibit problems such as ripple or petal flare.
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公开(公告)号：US11906847B2
公开(公告)日：2024-02-20
申请号：US17950896
申请日：2022-09-22
Applicant: LMS Co., Ltd.
Inventor： Hyeonuk Park , Byeonghun Lee
IPC: F21V8/00 , G02F1/13357
CPC classification number: G02F1/133615 , G02B6/0023 , G02B6/0065 , G02B6/0081 , G02F1/133608 , G02F2201/56
Abstract: A backlight unit includes a light source, a color conversion sheet disposed above the light source for converting a color of light emitted from the light source, and at least one optical film is disposed over the color conversion sheet. The one optical film has a base film, a first pattern layer including first patterns on one surface of the base film, and a second pattern layer disposed on the other surface of the base film and including second patterns different from the first patterns.
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公开(公告)号：US11898064B2
公开(公告)日：2024-02-13
申请号：US16915647
申请日：2020-06-29
Applicant: LMS Co., Ltd.
Inventor： Joon Ho Jung , Hyun Young Joo
IPC: C09J11/06 , C09J11/04 , C09J11/08 , C09B67/20 , C09B57/00 , C09B23/14 , C09J7/10 , C08K5/315 , C08K5/3492
CPC classification number: C09J11/06 , C09B23/143 , C09B57/00 , C09B67/0063 , C09J7/10 , C09J11/04 , C09J11/08 , B32B2307/71 , B32B2457/20 , B32B2457/202 , B32B2457/204 , B32B2457/206 , C08K5/315 , C08K5/3492 , C09J2203/318 , C09J2301/408 , C09K2323/03 , C09K2323/031 , C09K2323/05 , C09K2323/053 , C09K2323/057
Abstract: The present invention discloses a adhesive sheet effectively blocking light in the ultraviolet light region without deteriorating the transmittance with respect to the visible light region and the adhesiveness and a adhesive composition including binder resin and light absorption dye dispersed in the binder resin, and it is possible to effectively block light under the 410 nm wavelength region and to be applied to a various kinds of display devices.
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公开(公告)号：US20230229040A1
公开(公告)日：2023-07-20
申请号：US17950896
申请日：2022-09-22
Applicant: LMS Co., Ltd.
Inventor： Hyeonuk PARK , Byeonghun LEE
IPC: G02F1/13357 , F21V8/00
CPC classification number: G02F1/133615 , G02F1/133608 , G02B6/0023 , G02B6/0065 , G02B6/0081 , G02F2201/56
Abstract: A backlight unit includes a light source, a color conversion sheet disposed above the light source for converting a color of light emitted from the light source, and at least one optical film is disposed over the color conversion sheet. The one optical film has a base film, a first pattern layer including first patterns on one surface of the base film, and a second pattern layer disposed on the other surface of the base film and including second patterns different from the first patterns.
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公开(公告)号：US20210405449A1
公开(公告)日：2021-12-30
申请号：US17475151
申请日：2021-09-14
Applicant: LMS Co., Ltd.
Inventor： Jin Hwan KIM , Hyuck Yi KWON , Young Man KIM
IPC: G02F1/13357 , G02B5/02 , G02B5/04 , H01L33/50
Abstract: Disclosed is a backlight unit using a mini light-emitting diode (LED) or a micro LED as a light source according to various embodiments of the present invention. The backlight unit may comprise: a color conversion sheet for converting the color of light emitted from the mini LED or the micro LED; a first diffusion lens sheet disposed on one side of the color conversion sheet and having a plurality of first lenses having a triangular pyramid shape formed to be arranged in a first direction on one surface thereof; and a second diffusion lens sheet disposed on one side of the first diffusion lens sheet, and having a plurality of second lenses having a triangular pyramid shape formed to be arranged in a second direction on one surface thereof.
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Patent Agency Ranking
公开(公告)号：US20210191013A1
公开(公告)日：2021-06-24
申请号：US17108397
申请日：2020-12-01
Applicant: LMS CO., LTD.
Inventor： Sung Hwan MOON , Seung Man HAN , Seon Ho YANG , Tae Kwang PARK , Joon Ho JUNG , Bo Chul KANG , Hee Kyeong KIM , Seong Don HWANG , Seong Yong YOON , Ho Seong NA , Ji Tae KIM
Abstract: Provided is a near-infrared ray absorbing article. A near-infrared ray absorbing article of the present invention is capable of preventing a decrease in visible transmittance and near-infrared absorption due to the interaction between a plurality of organic materials forming light-absorbing layers. In addition, the near-infrared ray absorbing article of the present invention has the advantage of being able to be thinner. In addition, the near-infrared ray absorbing article of the present invention has the advantage of excellent mechanical properties such as strength and heat resistance
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公开(公告)号：US10670785B2
公开(公告)日：2020-06-02
申请号：US14917018
申请日：2014-08-30
Applicant: LMS Co., Ltd.
Inventor： Joo Young Kim , Seon Ho Yang , Hong Seok Chin , Min Soo Lee
Abstract: An optical filter comprising a light absorption layer and a near-infrared reflection layer, and an imaging device comprising the optical filter are provided. Wherein the light absorption layer has an absorption maximum in a wavelength range of 670 to 720 nm, a wavelength at which the near-infrared reflection layer has a light transmittance of 50% is in a range of 690 to 720 nm, and the optical filter satisfies the following Mathematical Formula 1: ΔE*≤1.5 [Mathematical Formula 1] wherein the ΔE* value represents a color difference between light that is incident in a vertical direction of the optical filter and passes through the optical filter and light that is incident at an angle of 30° with respect to the vertical direction of the optical filter and passes through the optical filter.
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公开(公告)号：US20200165492A1
公开(公告)日：2020-05-28
申请号：US16692056
申请日：2019-11-22
Applicant: LMS Co., Ltd.
Inventor： Junsik CHOI , Jinseok YEOM , Woongki LEE , Hoseong NA
IPC: C09J7/38 , C08J3/28 , C08F220/18 , C08F220/28 , C08K5/07 , C08K5/5397 , C08K5/00 , C08K5/3492 , C08K5/3475 , C08F220/56 , C08F220/30 , C08K5/5419 , C08K5/5435 , C08K5/544 , C08F236/02 , C08F236/22
Abstract: The present invention relates to an adhesive sheet. The adhesive sheet according to the present invention utilizes an acrylic resin composition without using a separate primer layer. As a result, the present invention can provide excellent adhesion, high reliability due to its excellent light resistance under the sunlight exposure, and excellent elastic modulus. Therefore, it can be easily used as an adhesive material in various fields such as building materials and automobiles.
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公开(公告)号：US20200159072A1
公开(公告)日：2020-05-21
申请号：US16686784
申请日：2019-11-18
Applicant: LMS Co., Ltd.
Inventor： Taejun LEE , Kiwook YI
IPC: G02F1/1335
Abstract: The present invention discloses a diffusion sheet. The diffusion sheet comprises a first base film, a second base film, and a shielding layer placed between the first base film and the second base film. In this case, the shielding layer includes an air gap and a pattern.
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公开(公告)号：US10141534B2
公开(公告)日：2018-11-27
申请号：US14783001
申请日：2014-04-07
Applicant: LMS Co., Ltd.
Inventor： Jeong Og Choi , Joon Ho Jung , Oh Kwan Kwon
IPC: H01L51/50 , C07D333/76 , C07C15/28 , C07D213/16 , H01L51/00 , C09K11/06 , C07D235/06 , C07D213/06 , C07D213/30 , C07C43/20
Abstract: A novel compound according to the present invention may improve the capability of transporting electrons to a light-emitting layer in a light-emitting device, and may improve the light-emitting efficiency and increase the lifespan of the light-emitting device by using the compound.
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