We always kept forward investment and research & development to respond to the customer's request.
Please talk about anything of processing.
Our machine tools will give you precision improvement and efficiency in a manufacturing process of your company by all means.
| Products | General or Special-purpose Grinder, Cutting machine and Polishing machine ／ Storage and Transfer device associated with them. |
|---|---|
| Materials of processing work | Various steel materials, special steel materials, sintered metal and others Various non-ferrous materials |
| Field at Delivery Destination |
■Grinding and cutting of the silicon for solar cell. ■Grinding and cutting of the sapphire. ■Grinding and cutting of Si.C ■Sylindrical Grinding of Silicon Ingot (OF, V-notch), Band-Sow Cutting and OD-Sow Cutting. ■Groove Processing for Wafer Boat.(Quartz Glass, Ceramics). ■Cutting for Lens Glass of Camera and Prism. ■Slit Groove Processing of Vane Pump Rotor. ■Groove cutting and grinding of brake pad for motorcycle. ■Circumferential Chamfering, Grinding and polishing for Photomask(Quartz Glas). ■Grinding and Cutting for Magnet of PC, Digital Camera, Cell-phone, Magnet of Motor(Ferrite, Neodym,). ■Blade Grinding (circle blade, shirring blade, for vendor). ■Sylindrical Grinding, Orientation Flat Grinding, Core Drilling, End Surface Grinding and Grinding befor Lapping for Material(sapphire, germanium). |
| 1955 | Our first president spun off from the Machine Tools Department of Keihin Ironworks Co., Ltd. and established Tokyo Seiki Kosakusho Co., Ltd. with 3 million yen in capital. | |
| 1961 | Apr. | We first manufactured machine tools as a subcontractor of Sansei Manufacturing Co., Ltd. |
| 1964 | Apr. | We had become a major subcontractor and changed the corporation body to a private limited company with the technology evolution. We newly established an assembly plant in Haginaka, Ohta-ku, Tokyo. In addition, we developed and started manufacturing slicing machines based on the request from DISCO Corporation. |
| 1973 | Apr. | We built the second plant in Nishi-kohjiya, Ohta-ku, Tokyo. |
| 1975 | Jan. | We achieved a complete independence from subcontracting and started manufacturing and sale of machine tools(Rptary slicing machine / Surface grinding machine). |
| 1978 | Dec. | We established a main plant in Honhaneda 1-chome, Ohta-ku and consolidated the Haginaka plant. We developed large slicing machines and started selling a line of slicing machines. |
| 1980 | Jun. | We changed the corporation body to a stock company with the development of our business. Following the line of slicing machines, we developed large rotary surface grinders. We started to manufacture high-density cutting machines with thin diamond grinding wheel for IC-related silicon, ceramics and ferritic core. |
| 1982 | Jun. | We opened a showroom in Haginaka, Ohta-ku, Tokyo. |
| 1987 | Feb. | We terminated the second plant, newly established a machinery plant dedicated to partial processing in Higashi-kohjiya, Ohta-ku and consolidated the second plant into this new plant. |
| 1993 | Jun. | We increased the capital to 10 million yen. |
| 1995 | Jun. |
With our technology and achievement approved to qualify for membership and with recommendation from the current member company, we joined and became a member of Japan Machine Tool Builders’ Association, an industry organization of machine tools. |
| 2000 | Jul. | We increased the capital to 50 million yen. |
| 2001 | Apr. | We held the anniversary event and party to commemorate the 40th anniversary of its founding at Big Bird of Haneda Airport Building. |
| Sep. | We built the new main office and assembly plant in Honhaneda 2-chome, Ohta-ku, Tokyo. The former main plant became a sheet-metal and paint plant. | |
| 2006 | Jan. | We were elected as the hearing company of TANKAN of the Bank of Japan. |
| 2007 | Nov. | We newly established the third plant in Honhaneda 1-chome, Ohta-ku. Its 1st floor is an assembly plant and 2nd floor a sheet-metal plant. |
| Dec. | TSK Service Co., Ltd. was established.This company succeeded the after-sale service section in our sales department. | |
| 2008 | Jul. | We disaplayed at "PV JAPAN" |
| 2009 | Feb. | We displayed at "PV EXP2009" |
| Feb. | We displayed at "Oota Industrial Fare 2009" | |
| 2013 | Mar. | We affiliated with The Japan Machine Tool Distributors Association as a maker supporting member. |
| 2013 | Oct. | We displayed at "Mechatronics Technology Japan 2013" . |