HISTORY
| November 1954 | Company started business at 3 chome Fukae, Higashinari-ku, Osaka City. |
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| November 1954 | Company was designated by Kobe Steel, Ltd. (which had technical tie-up with a US company, Allis-Chalmers Mfg. Co.) as exclusive manufacturer of screen cloths for its vibrating screens. |
| April 1957 | Company moved to 3-28, 8 chome Uematsu-cho, Yao City, Osaka Prefecture. |
| May 1958 | Company was designated by Tsukishima Kikai Co., Ltd. (which had technical tie-up with a Swiss company, Escher Wyss.) as exclusive manufacturer of wedge wire screens and baskets for its centrifugal separators. |
| August 1958 | Company was designated by Yawata Steel (presently Nippon Steel Corporation) as designated manufacturer of perforated metal screens and screen cloths for vibrating screens incorporated in its processing machinery for raw ores and sintered ores. |
| January 1961 | Tokyo Office was established for sales promotion in Tokyo area and the areas north of it. |
| October 1961 | Company was designated by NKK (presently JFE Steel Corporation) as designated manufacturer of perforated metal screens and screen cloths for vibrating screens incorporated in its processing machinery for raw ores. |
| April 1962 | Company was designated by Kawasaki Steel Corporation (presently JFE Steel Corporation) as designated manufacturer of perforated metal screens and screen cloths for vibrating screens incorporated in its processing machinery for raw ores. |
| January 1965 | Company started to export screen cloths, perforated metal screens, wedge wire screens, etc. to the Middle and Near East, Australia, the Philippines, India, USSR (presently Russia), China and USA. |
| March 1970 | Nara factory was constructed. Production section for screen cloths was transferred and its operation was started there in that year. Company's mission went to Moscow at the request of the Soviet Metals Importation Corporation and conducted technical guidance on wedge wire screens. |
| March 1970 | Company received an Australian mission from Melwire and conducted technical guidance in respect of the manufacture of wedge wire screens for coal mines and centrifugal separators. |
| December 1972 | Company signed a technology transfer contract with a Dutch company, Stamicarbon, in respect of the production technology of flat sieve screens. |
| January 1973 | Company started sales of "Ultra TN Screens"incorporating a flat sieve. |
| October 1973 | At the request of the China Machinery Technology Corporation, Company's mission flied to visit its Beijing Company. |
| June 1974 | Company developed and started sales of "TS Type Multi-roller Press Dewatering Machines" and "TS Type Sludge Condensation Equipment". |
| January 1976 | Company developed and started selling Polyurethane Sieves. |
| February 1980 | Company additionally built a shop for "Welded" Wedge Wire Screens at Nara factory and started its operation. |
| March 1980 | Company installed its experiment and testing equipment within Nara factory. |
| August 1982 | Company developed and started selling "Correct Calm Screens". |
| September 1986 | Company developed and started selling "U-Trom Screens". |
| January 1987 | Company developed and started selling "TS Drum Type Press Dewaterers". |
| July 1990 | Company developed a cleaning and recycling system for filter sand at filtration plants. |
| April 1992 | Company, on its own initiative, started being involved in the field of the preservation of the natural environment by joining organizations related to resource recycling and greening. |
| April 1993 | Company additionally installed a machine for working stainless steel sheet and started production of architectural panels, architectural special ironworks, etc. |
| May 1995 | Company developed and started selling "Buntaroh's", which are water-current-system, foreign-particle-removing equipment for food materials. |
| October 1995 | Company developed and started selling "FD Pits", which are a drainage ditch product. |
| October 1997 | Nara factory obtained the certification of ISO 14001. |
| November 1997 | Company started sales of "Fine Wedge Wire Screens" with superfine slits and decided to develop and expand their application and uses in actual industrial fields. |
| December 2001 | Company's head office was transferred to the present address, i.e. 2-10-6 Kouzen, Ikaruga-cho, Ikoma-gun, Nara Prefecture, Japan. |
| August 2005 | Whole company obtained the certification of ISO 9001. |
| July 2006 | Company obtained the business licence for general construction issued by the Governor of Nara Prefecture for Electrical engineering work, piping work and sheet metal processing (general-18, No.15100). |
| July 2008 | Whole company obtained the certification of integrated management systems covering ISO 9001 and ISO14001. |
| August 2008 | Company got geared up to advance into new customer fields and get active in overseas markets also. |
| January 2010 | By this time, Company finished getting audit certifications to qualify as a potential vender from Japanese major domestic engineering companies involved in the water processing for nuclear power plants. |
| 2012 | Company initiated its sales activities in the hope that they should lead to the reconstruction support for the stricken areas of the Great East Japan Earthquake. |
| 2013 | Company made a progress in enlarging the market toward the Southeast Asia. Company's business proposal was adopted for a grant of Japanese Governmental subsidy for "Promising Trial Manufacture, Development and Others by Small and Medium Manufacturing Firms for fiscal year 2012.” |
| 2014 | Again for fiscal year 2013, Company's business proposal was adopted for a grant of the same Japanese Governmental subsidy. |
| December 2015 | Began establishment, commercialization and sales of slit with minimum 5 micron formation technology. Began development and sales of FineArc, Finecular, and Prefine equipped with "Fine Wedge®." |
| 2016 | Selected under Habataku Chushokigyo / Shokibo Jigyosha 300 sha (300 Brilliant SMEs). |
| 2017 | We hold a large number of patents and industrial new designs, and constantly strive to develop new products based on new technology. |