TPR Co., Ltd.
TPR Co., Ltd. is a global enterprise specializing in the development and sale of a wide array of products, primarily focused on engine components. Its core offerings include powertrain parts such as piston rings, cylinder liners, valve seats and guides, various seal rings, and carbon scraper rings. Beyond foundational engine parts, the company manufactures diverse automotive components. These encompass external resin parts like radiator grilles, millimeter wave radar covers, moldings, and roof rails, alongside aluminum wheels. TPR also produces shock absorber parts, including strut bearings and base valve cases, as well as automotive aluminum brake drums. Its electrical and electronic portfolio features illuminated radiator grilles and telematics communication units. Furthermore, TPR provides equipment for the automotive sector, such as inspection and maintenance machinery and power systems. Its industrial product line extends to infrared heaters, temperature control valves, and specialized copper alloys for welding. The company also supplies various sealing solutions, including O-rings, seal rings, neorons, and restons, in addition to anti-vibration pads and carbon masterbatch products. Precision measuring instruments are also part of its extensive catalog. In the home sector, TPR offers double-glazed window frames, split bamboo fences, bamboo blinds, heated tables, and toilet seat heaters. The company diversifies its operations into life-related services, which include construction for residential and industrial properties, caregiving, insurance, and industrial waste management. TPR is also actively involved in research and development, particularly in carbon nanotubes and nanoporous materials. Historically, the company, founded in 1939 and headquartered in Tokyo, Japan, was known as Teikoku Piston Ring Co., Ltd. before adopting its current name, TPR Co., Ltd., in October 2011.