improve it or discuss these issues on the talk page . learn how and when to remove these template messages the topic of this article may not meet wikipedia s notability guidelines for companies and organizations . please help to establish notability by citing reliable secondary sources that are independent of the topic and provide significant coverage of it beyond its mere trivial mention . if notability can not be established the article is likely to be merged redirected or deleted . find sources proceq news newspapers books scholar jstor free images january 2012 learn how and when to remove this template message this article needs additional citations for verification . please help improve this article by adding citations to reliable sources . unsourced material may be challenged and removed . january 2012 learn how and when to remove this template message learn how and when to remove this template message proceq type soci t anonyme industry manufacturing headquarters schwerzenbach switzerland products material testing equipment number of employees 120 worldwide website www.proceq.com proceq sa of switzerland is a developer manufacturer and distributor of portable instruments for nondestructive testing of material properties . the company name proceq is taken from a combination of the words processes and equipment . the main focus is on non destructive testing of concrete structures metal hardness testing paper roll hardness testing and rock testing . proceq is well known for patenting the original schmidt concrete test hammer as well as the leeb rebound principle and is also the owner of the pundit trademark for ultrasonic test equipment . the company is still privately owned by the founder s family brandestini valsangiacomo . 1 contents 1 history 2 research and development 3 references 4 external links history edit proceq sa was founded on the 8th of april 1954 by antonio brandestini when it opened its first office in zurich switzerland . during its early years the company concentrated on developing and selling special equipment for pre stressed concrete engineering a field which was at that time in its infancy . it also developed bearings for the construction industry . the introduction of the original schmidt concrete test hammer was a significant event in the company s history and in the years that followed the company evolved to focus entirely on portable nondestructive testing test instrument . all manufacturing is based in switzerland but proceq has subsidiaries in europe asia the middle east the usa and south america . 2 research and development edit proceq has its own research and development team based at the headquarters in switzerland . two major patents have been produced by this team . the first was the original schmidt test hammer the second was the leeb rebound principle named after the proceq scientist dietmar leeb . this principle is employed in the equotip metal hardness tester . 3 both of these proceq innovations have been recognized by international standard bodies such as astm iso 4 and the en standards authority . references edit company ownership company history proceq equotip patent listing iso certification external links edit official website astm standards institution retrieved from https en.wikipedia.org w index.php title proceq & oldid 647235601 categories engineering companies of switzerlandnondestructive testinghidden categories articles with topics of unclear notability from january 2012all articles with topics of unclear notabilityarticles needing additional references from january 2012all articles needing additional references 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 bookdownload as pdfprintable version languages add links this page was last modified on 15 february 2015 at 12 07 . text is available under the creative commons attribution sharealike license ; additional terms may apply . by using this site you agree to the terms of use and privacy policy . wikipedia is a registered trademark of the wikimedia foundation inc. a non profit organization . privacy policy about wikipedia disclaimers contact wikipedia developers cookie statement mobile view