1902
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Tohzo Fujio founded the company and started the manufacture undertaking of physical and chemical glass devices.
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1941
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The company became a cooperative factory of Nichibo Sakagoshi Navy Control Factory
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1945
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At the end of World War II, the company re-started the manufacture of glass devices for artificial silk, and the physical and chemistry glass devices.
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1948
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The company was re-organized into a stock company.
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1959
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The company newly established Nanajo Factory.
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1959
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Ceramics Processing Department started its manufacture.
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1965
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Department for balances started its manufacture
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1968
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The capital was increased to 5 million yen.
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1969
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The company rebuilt Nanajo Factory, and Ceramics Department started its manufacture.
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1971
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The company concluded the Keiji Sales Special Agent together with the start of Pyrex domestic production by Iwaki Glass Co., Ltd.
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1973
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The capital was increased to 15 million yen.
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1974
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Mikuni Factory (ceramics) started its operation.
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1978
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The capital was increased to 20 million yen.
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1981
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The company newly installed the commodity warehouse.
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1986
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The company concluded the filter paper agent agreement with Advantec Toyo Co., Ltd.
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1990
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The company concluded the agent agreement with Yamato science.
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1992
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The company concluded the electronic balance agent agreement with A & D Co., Ltd.
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1992
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The capital was increased to 25 million yen.
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1992
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The company installed the branch office of Sales Department.
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1993
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The company installed Mibu Factory, and started the manufacture of fine ceramics.
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1995
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The capital was increased to 30 million yen.
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1994
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The company bought the adjacent site to Nanajo Factory and additionally installed the factory.
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2000
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Glass flow started its manufactur.
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2001
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The company newly established Sain Factory (ceramics), started its operation.
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2002
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The company conduded the agent agreement whith Tokyo Rikakikai Co., Ltd.
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2003
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The high precision glass Vessels for the dissolution test started its manufacture.
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