for the dutch reformed church in south africa see nederduits gereformeerde kerk . this article relies too much on references to primary sources . please improve this by adding secondary or tertiary sources . july 2010 learn how and when to remove this template message ngk spark plugs standard on the left iridium on the right ngk spark plug co. ltd. nippon tokushu t gy kabushiki gaisha is a public company established in 1936 and based in nagoya japan . ngk manufactures and sells spark plugs and related products for internal combustion engines along with ceramics and applicable products . as of march 2007 update the company employed 10 407 people 1 and operated a network of 7 liaison offices 12 sales offices 13 production sites and 2 technical centers worldwide . 2 2 ngk spark plugs was founded as a spin off of the spark plug division of ngk insulators . 3 originally ngk supplied most of its products to japanese automakers . today the company is the largest oem sparkplug maker in the world . citation needed ngk stands for nippon japan gaishi insulator kaisha company . contents 1 micro combined heat and power 2 us operations 3 european operations 4 motorsports involvement 5 references 6 external links micro combined heat and power edit ngk is a manufacturer of sofc fuel cell micro combined heat and power units in the range 700w 1 kw . 4 us operations edit established in 1966 ngk spark plugs usa inc. was founded as a subsidiary of ngk spark plug co ltd. of japan . its corporate headquarters was first located in california and then moved to its current location in wixom michigan . the company produces spark plugs in irvine california and produces both spark plugs and oxygen sensors in sissonville west virginia . in early october 2008 ngk launched a social networking site called art of fast 5 which was later redirected to a facebook page of the same name . european operations edit ngk established its first european subsidiary ngk spark plugs u.k. ltd. in 1975 . four years later ngk spark plug europe gmbh in germany was the next european subsidiary in ratingen germany . 6 the first technology center outside japan started operation in ratingen germany in 1990 . 6 in 1991 ngk opened ngk spark plug industries europe s.a.s. in orl ans france its first european production facility . 6 since 2000 ngk spark plug europe in ratingen operates its own logistics center . it has a plant with 6 000 m2 65 000 sq ft of surface area and produces 25 million spark plugs as well as glowplugs for diesel motors . motorsports involvement edit ngk spark plugs are also used by a variety of formula one teams including mclaren ferrari sauber force india and scuderia toro rosso . ngk spark plugs was exclusive spark plug supplier for indycar series since 2007 until 2011 . but in 2012 ngk only supplied for honda powered indycar series teams . references edit ngk spark plug co. ltd. profile of the company a b ngk spark plug co. ltd. overseas network until 1969 since establishment . ngk insulators . retrieved 23 december 2010 . development of sofc for residential use ngk spark plugs unveils art of fast social networking site . aftermarket news . 2008 10 09 . a b c ngk geschichte external links edit official website v t e automotive industry in japan automotive industry economy of japan transport in japan companies vehicle producers asl daihatsu duesen bayern fuji heavy industries blitzen subaru honda acura isuzu kawasaki kawasaki motorcycle & engine mazda amati autozam fini eunos m2 xedos mitsubishi fuso mitsubishi group mitsubishi heavy industries mitsubishi motors mitsuoka nissan datsun infiniti prince tama nissan shatai otomo suzuki hope toyota scion lexus hino ud trucks will yamaha active factories toyota factories defunct factories components aisin seiki bridgestone calsonic kansei clarion denso fujitsu ten gs yuasa hitachi hks ihi corporation jatco jecs jtekt kawasaki kayaba industry mabuchi motor mikuni mitsuba corporation ngk nhk spring nidec nsk ntn corporation sumitomo riko sumitomo rubber industries takata corporation tokico toyo tire & rubber company toyota boshoku tsubakimoto chain yazaki yokohama rubber company zexel motorsport and tuners 5zigen a pexi autech blitz car make t & e dome enkei greddy hks impul jun auto kojima mazdaspeed mine s mugen motorsports nismo rauh welt begriff rays engineering re amemiya rs watanabe sard spoon sports subaru tecnica international tanabe speed star racing tein toda racing tomei tommykaira top secret tom s toyota racing development veilside wald international wedssport yashio factory services autobacs seven tokyo trading related topics japan automobile manufacturers association tokyo motor show tokyo auto salon used vehicle exporting j ncap national highway expressways category portal note defunct companies and marques above are shown in italics retrieved from https en.wikipedia.org w index.php title ngk & oldid 740564652 categories multinational companies headquartered in japanmanufacturing companies of japanauto parts suppliersceramics manufacturers of japancompanies based in nagoyacompanies established in 1936japanese brandshidden categories articles lacking reliable references from july 2010all articles lacking reliable referencesarticles containing japanese language textarticles containing potentially dated statements from march 2007all articles containing potentially dated statementsall articles with unsourced statementsarticles with unsourced statements from april 2013 navigation menu personal tools not logged intalkcontributionscreate accountlog in namespaces article talk variants views read edit view history more search navigation main pagecontentsfeatured contentcurrent eventsrandom articledonate to wikipediawikipedia store interaction helpabout wikipediacommunity portalrecent changescontact page tools what links hererelated changesupload filespecial pagespermanent linkpage informationwikidata itemcite this page print export create a 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