Continuation of Research and Development Activities

「By combining our six core technologies※5, we will accelerate the creation of new solutions in areas such as data centers, photonics and automotive applications, where growth is expected as AI becomes more widely adopted.」

「In fiscal 2024, we formulated a technology strategy for medium-term growth and designated photonics and semiconductor integration as priority areas.」

「The amount spent on the Group's R&D activities during the interim consolidated accounting period was ¥3,146 million. There were no material changes in the status of the Group's R&D activities during the interim consolidated accounting period.」

「We newly designated the following as our “six core technologies”: ① thin-film formation and coating technologies, ② microfabrication technologies, ③ optical semiconductor technologies, ④ inorganic materials technologies, ⑤ organic materials technologies, and ⑥ analytical and evaluation technologies.」

「To expand our technology portfolio, we are advancing technology development focused on optical and compound semiconductor technologies and integration and heterogeneous bonding technologies. In creating products in new fields, we are working to commercialize optical communications and sensing products using these technologies.」

「The amount spent on the Group's R&D activities during the cumulative third quarter was ¥3,473 million. There were no material changes in the status of the Group's R&D activities during the cumulative third quarter.」

「The amount spent on the Group's R&D activities during the cumulative second quarter was ¥2,245 million. There were no material changes in the status of the Group's R&D activities during the cumulative second quarter.」

「We are also actively investing in human resources and promoting open innovation, creating new “technology solutions” in addition to “products” in the form of materials and devices. To create new technologies, products and solutions in unexplored fields and at unprecedented levels, and to develop the next generation of talent in these fields, Dexerials has conducted joint research with Tohoku University since 2021 in areas including optics and semiconductors, with the aim of developing new technologies that contribute to solving social issues. On 1 April 2023, we newly established the “Dexerials × Tohoku University Optical Metasensing Co-Creation Research Institute.”」

「The amount spent on the Group's R&D activities during the cumulative third quarter was ¥3,207 million. There were no material changes in the status of the Group's R&D activities during the cumulative third quarter.」

「The amount spent on the Group's R&D activities during the cumulative second quarter was ¥2,089 million. There were no material changes in the status of the Group's R&D activities during the cumulative second quarter.」

「The amount spent on the Group's R&D activities during the cumulative first quarter was ¥1,020 million. There were no material changes in the status of the Group's R&D activities during the cumulative first quarter.」

「• Commercialized phosphor film “PS Series” • Developed a diffusive microlens array to improve the performance of automotive head-up displays • Commercialized lead-free model “SFJ 15 Ampere T Series” of the Self-Control Protector • Commercialized “PTA-036100” Power Current Protector, a compact, surface-mount high-current fuse • Commercialized “ZX11N,” a silicone-type thermally conductive sheet suitable for heat dissipation from IC chips in communication base stations, automobiles and other applications • Commercialized a shape-processed anisotropic conductive film (ACF) suitable for mounting components such as camera modules • Commercialized “Jettable SVR,” an optical elastomer resin compatible with inkjet application」

「The amount spent on the Group's R&D activities during the cumulative third quarter was ¥2,748 million. There were no material changes in the status of the Group's R&D activities during the cumulative third quarter.」

「The amount spent on the Group's R&D activities during the cumulative second quarter was ¥1,765 million. There were no material changes in the status of the Group's R&D activities during the cumulative second quarter.」

「The amount spent on the Group's R&D activities during the cumulative first quarter was ¥861 million. There were no material changes in the status of the Group's R&D activities during the cumulative first quarter.」

「• Commercialized “Infrastructure Aid™” UV-curable sealant “UVS-1000C,” effective for emergency repairs of oil leaks in electrical equipment such as transformers • Developed “AR Film HD Series” anti-reflection film, forming an antifouling layer by vacuum deposition and improving surface durability by more than 40 times • Developed “Jettable SVR,” an optical elastomer resin compatible with inkjet application • Developed and commercialized an aligned-particle anisotropic conductive film (ACF) with large conductive particles arranged in alignment」

「The amount spent on the Group's R&D activities during the cumulative third quarter was ¥2,574 million. There were no material changes in the status of the Group's R&D activities during the cumulative third quarter.」

「The amount spent on the Group's R&D activities during the cumulative second quarter was ¥1,707 million. There were no material changes in the status of the Group's R&D activities during the cumulative second quarter.」

「The amount spent on the Group's R&D activities during the cumulative first quarter was ¥861 million. There were no material changes in the status of the Group's R&D activities during the cumulative first quarter.」

「また、企業や大学、公的研究機関とのオープンイノベーションも積極的に取り組み、研究開発の一層のスピードアップを目指しています。\n・５G通信などの高速伝送向けフレキシブルプリント基板の製造を容易にする低誘電ボンディングシートを開発\n・防曇防汚ソリューション「キレイア」がオムロン株式会社の反射形光電センサーに採用」

「当第３四半期連結累計期間における当社グループの研究開発活動の金額は、2,733百万円であります。なお、当第３四半期連結累計期間において当社グループの研究開発活動の状況に重要な変更はありません。」

「当第２四半期連結累計期間における当社グループの研究開発活動の金額は、1,806百万円であります。なお、当第２四半期連結累計期間において当社グループの研究開発活動の状況に重要な変更はありません。」

「当第１四半期連結累計期間における当社グループの研究開発活動の金額は、896百万円であります。なお、当第１四半期連結累計期間において、当社グループの研究開発活動の状況に重要な変更はありません。」

「・汚れのとれやすさとくもりにくさを向上させる鏡向け防曇防汚ソリューションを開発、提供を開始」

「当第３四半期連結累計期間における当社グループの研究開発活動の金額は、2,836百万円であります。なお、当第３四半期連結累計期間において当社グループの研究開発活動の状況に重要な変更はありません。」

「当第２四半期連結累計期間における当社グループの研究開発活動の金額は、1,854百万円であります。なお、当第２四半期連結累計期間において当社グループの研究開発活動の状況に重要な変更はありません。」

「当第１四半期連結累計期間における当社グループの研究開発活動の金額は、939百万円であります。なお、当第１四半期連結累計期間において、当社グループの研究開発活動の状況に重要な変更はありません。」

「当社グループは、コア技術である材料技術、プロセス技術、設計技術、分析・解析技術、評価技術を融合、進化させることにより、技術基盤の強化とビジネス拡大への貢献を研究開発の基本方針とし、コーポレートＲ＆Ｄ部門と商品開発本部が連携して開発活動を行っております。」

「当第３四半期連結累計期間における当社グループの研究開発活動の金額は、2,827百万円であります。なお、当第３四半期連結累計期間において当社グループの研究開発活動の状況に重要な変更はありません。」

「当第２四半期連結累計期間における当社グループの研究開発活動の金額は、1,863百万円であります。なお、当第２四半期連結累計期間において当社グループの研究開発活動の状況に重要な変更はありません。」

「当第１四半期連結累計期間における当社グループの研究開発活動の金額は、888百万円であります。なお、当第１四半期連結累計期間において当社グループの研究開発活動の状況に重要な変更はありません。」

「当第３四半期連結累計期間における当社グループの研究開発活動の金額は、2,689百万円であります。なお、当第３四半期連結累計期間において当社グループの研究開発活動の状況に重要な変更はありません。」

「当第２四半期連結累計期間における当社グループの研究開発活動の金額は、1,839百万円であります。なお、当第２四半期連結累計期間において当社グループの研究開発活動の状況に重要な変更はありません。」

「The Group’s research and development expenditures for the cumulative first quarter of the fiscal year were ¥946 million. There were no material changes in the Group’s research and development activities during the cumulative first quarter.」