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Announcements2022.09.30We regret to inform you that we have decided not to participate in CMEF/ICMD2022 due to surging COVID-19 cases in Shenzhen.
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Announcements2022.08.05CMEF/ICMD 2022 Rescheduled to November
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Announcements2022.03.17CMEF/ICMD Spring 2022 Rescheduled to August
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Announcements2021.06.18SUMITA Opens New Manufacturing Facility, Increasing Medical and Commercial Supply Capabilities of Aspheric Lens and Optical Devices
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In the News2021.04.28Oxide Solid Electrolyte material SELAPath featured in Japanese Industrial Newspaper
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In the News2021.04.16Sumita featured in German magazine
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New Products2021.04.12Oxide Solid Electrolyte for Lithium-ion Secondary Batteries SELAPath
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Announcements2018.05.18Notice of the End of Sales: GLED
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Announcements2017.08.01Notice of the end of sales of metal halide light sources
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Announcements2016.02.16The production of LS-M252, LS-M352 light source with CE license is to be discontinued.
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Announcements2013.03.18Quality management system of medical equipment ISO 13485 was certified.
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New Products2012.08.21High index optical glass, K-LaSFn23 was developed.
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Announcements2009.11.13Certified as Saitama technical brand company 2009
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Announcements2008.02.29Light transmission concrete, “Glasscon” was introduced by TV Kanagawa .
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New Products2006.10.03Information about Laser oscillation fiber was published.
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New Products2006.04.03Sumita introduces LATP-Ag, Sliver-Based Inoganic Agents. ISO 14001 is certified.
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Announcements2004.08.26European office was established in Nuremberg, Germany.
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Announcements2004.04.21ISO 14001 is certified.