| １８９０ |
| Mr. Tameji Ishiki founded “Ishiki Glass Manufacturer”. |
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| １９１４ |
| Established branch factory in 7 Tenjinbashi-Suji |
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| １９１９ |
Changed the organization to “Ishikigou Glass Manufacturer “. |
| １９２７ |
| Constructed Siemens type coal gas stile jointed fusion furnace and annealing furnace |
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| １９４７ |
Changed the organization to Osaka Special Glass Co., Ltd. |
| １９５１ |
Permitted the indication of Japan Industrial Standard. |
| １９６８ |
Went into illumination business |
| １９８７ |
Established joint company with Glass Taiwan |
| １９８８ |
Established joint company with Glass Industries |
| １９９０ |
| Moved main factory from Kita-Ku Osaka to Yoshita Higashi-Osaka |
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| １９９１ |
Developed a reflector and went into the field of optics |
| １９９２ |
| Completed of main office building in Kita-Ku- Osaka |
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| １９９４ |
Established Ishiki Glass Products (Shanghai) Co., Ltd in Shanghai China
|
| １９９６ |
Established Ishiki Lighting & Daily Articles (Shanghai) Co., Ltd in
Shanghai China |
| ２０００ |
Made a application for patent of Alminosilicate Glass OTA and OTI |
| ２０００ |
Ishiki Glass Products (Shanghai) Co., Ltd acquired ISO9002 |
| ２００４ |
| Acquired composition patent and product patent for OTA and OTI |
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|
| ２００４ |
Established Ishiki Optical Technology (Shanghai) Co., Ltd. |
| ２００４ |
Completed new factory of Ishiki Optical Technology (Shanghai) Co., Ltd. |
