| 1875 |
Hisashige Tanaka opened a telegraph equipment factory in Shimbashi, Tokyo. |
| 1890 |
Ichisuke Fujioka and Shoichi Miyoshi established Hakunetsu-sha & Co., Ltd. in Kyobashi, Tokyo. Manufactured Japan's first electric incandescent light bulbs. |
| 1915 |
Manufactured Japan's first X-ray tubes. |
| 1936 |
First radio broadcast transmitter is created. |
| 1954 |
First digital computer is invented. |
| 1968 |
Developed a 100,000 gauss superconducting magnet, the most powerful in Japan. |
| 1983 |
Developed Japan's first Magnetic Resonance Imaging systems (MRI). |
| 1985 |
Developed superconducting MRI systems. |
| 1995 |
Created the first DVD. |
| 1998 |
First quiet MRI with the Vantage MR System. |
| 1999 |
First 0.5 mm multislice CT is designed. |
| 2001 |
First DVD recorder is introduced. |
| 2005 |
World's fastest elevator is built. |
| 2005 |
Achieved cumulative sales of 40 million Notebook PCs. |
| 2007 |
Developed 320-row Dynamic Volume CT system that can capture complete images of the heart or brain in only one rotation. |
| 2009 |
Released the CELL REGZA 55X1, the world's first LCD TV integrating the Cell Broadband Engine™. |
| 2010 |
3-D, glasses-free television is created. |
| 2010 |
Released AIDR, an image-enhancing software for Aquilion™ Premium Edition and Aquilion™ ONE, designed to reduce dose requirements. |
| 2011 |
Toshiba Tablet, powered by Android™ is introduced. |
