Issued Patents All Time
Showing 25 most recent of 56 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 12391881 | Method for producing optically anisotropic layer, method for producing laminate, method for producing optically anisotropic layer with polarizer, method for producing laminate with polarizer, composition, and optically anisotropic layer | Yuta Takahashi, Shinpei YOSHIDA, Satoshi Yanokuchi, Akira Maruyama, Keisuke KODAMA +3 more | 2025-08-19 |
| 12325816 | Optically anisotropic layer, optical film, polarizing plate, and image display device | Masaaki Suzuki, Yuki Nakamura, Hiroshi Inada, Yuki Fukushima | 2025-06-10 |
| 12252642 | Method for producing cholesteric liquid crystal layer, cholesteric liquid crystal layer, optically anisotropic body, and reflective film | Keisuke KODAMA, Yuko Suzuki | 2025-03-18 |
| 12091603 | Liquid crystal composition, optically anisotropic layer, optical film, polarizing plate, and image display device | Hiroshi Inada, Yuki Nakamura, Yuko Suzuki | 2024-09-17 |
| 12078761 | Signal detection system | Naoyuki Morooka | 2024-09-03 |
| 12054660 | Compound, composition, cured substance, optically anisotropic body, optical element, and light guide element | Yuki Fukushima, Megumi Okubo, Keisuke KODAMA | 2024-08-06 |
| 12054468 | Compound, composition, cured product, optically anisotropic body, and reflective film | Yuko Suzuki, Keisuke KODAMA | 2024-08-06 |
| 12037530 | Compound and liquid crystal composition | Yuki Fukushima, Keisuke KODAMA | 2024-07-16 |
| 11987742 | Polymerizable liquid crystal composition, cured product, optical film, polarizing plate, and image display device | Hiroshi Inada, Masaaki Suzuki, Yuki Nakamura | 2024-05-21 |
| 11966008 | Optical film and liquid crystal film | Kazushige Nakagawa, Hideyuki Nishikawa, Masato NAKAO, Hiroyuki HAGIO, Yutaka Nozoe +2 more | 2024-04-23 |
| 11852940 | Optically anisotropic film, optical element, and optical system | Takashi YONEMOTO, Yukito Saitoh, Hiroshi Sato, Yuki Fukushima, Mitsuyoshi Ichihashi +2 more | 2023-12-26 |
| 11834600 | Liquid crystal composition, optical film, circularly polarizing plate for organic EL display, and method for producing optically anisotropic layer | Keisuke KODAMA, Yuki Fukushima, Yuta Takahashi, Shinpei YOSHIDA, Satoshi Yanokuchi +2 more | 2023-12-05 |
| 11820930 | Polymer compound, liquid crystal composition, phase difference layer, optical film, polarizing plate, and image display device | Yuki Fukushima, Shuhei Okuda, Koji Iijima, Masato NAKAO | 2023-11-21 |
| 11732194 | Cholesteric liquid crystal layer, laminate, optically anisotropic body, reflective film, method for producing cholesteric liquid crystal layer, anti-counterfeit medium, and determination method | Keisuke KODAMA, Mitsuyoshi Ichihashi, Takeshi Nakamori | 2023-08-22 |
| 11732191 | Compound, polymerizable composition, cured product, optical film, polarizing plate, and image display device | Yuki Fukushima, Hiroshi Inada, Toshikazu SUMI, Mitsuyoshi Ichihashi | 2023-08-22 |
| 11634638 | Liquid crystal composition, reflective layer, method for producing reflective layer, and copolymer | Keisuke KODAMA, Yuko Suzuki | 2023-04-25 |
| 11592703 | Optical film comprising a stretched resin film and a liquid crystal layer including a polyfunctional compound having two or more polymerizable groups in one molecule, circularly polarizing plate, and image display apparatus | Yuta FUKUSHIMA, Keisuke KODAMA, Yoshinori Maeda, Akira Maruyama, Yuki Nakamura +1 more | 2023-02-28 |
| 11579507 | Method for producing cholesteric liquid crystal layer, cholesteric liquid crystal layer, liquid crystal composition, cured product, optically anisotropic body, and reflective layer | Keisuke KODAMA, Mitsuyoshi Ichihashi | 2023-02-14 |
| 11513395 | Bandpass filter comprising first and second reflective members each having a plurality of cholesteric liquid crystal layers and sensor having the same | Keisuke KODAMA, Yujiro YANAI, Takeharu Tani | 2022-11-29 |
| 11332671 | Liquid crystal composition, method for producing reflective layer, reflective layer, cured product, and optically anisotropic body | Keisuke KODAMA | 2022-05-17 |
| 11287555 | Method for producing reflective layer, and reflective layer | Keisuke KODAMA, Hiroshi Inada | 2022-03-29 |
| 11262634 | Structure comprising a reflective layer having lines formed by bright portions and dark portions derived from a cholesteric liquid crystalline phase and method for forming the reflective layer | — | 2022-03-01 |
| 11209688 | Reflective layer obtained by immobilizing cholesteric liquid crystalline phase | Rie TAKASAGO | 2021-12-28 |
| 11203655 | Polymer compound, liquid crystal composition, phase difference layer, optical film, polarizing plate, and image display device | Yuki Fukushima, Koji Iijima, Shuhei Okuda | 2021-12-21 |
| 11193068 | Compound, liquid crystal composition, cured substance, optical anisotropic body, and reflection film | Keisuke KODAMA | 2021-12-07 |