Leakless Group is the first manufacturer in the world to use stainless steel for engine cylinder head gaskets. We offer our customers excellent development capability and quality products generated through our integrated manufacturing system that include everything from materials to finished products in an optimal style for customers through our companies established in ten countries worldwide.
The word leakless is not covered by dictionaries. It means having no leak, that is, we tolerate no leaks. In line with our mission to “create technology and products that have never existed in the world,” we will walk with our customers.
53 patents in Japan (14 patents of materials and 39 patents of products)
65 patents overseas (36 patents of materials and 29 patents of products) in 17 countries