Restrictions which prevent the acquiring party from adapting the imported technology to local conditions or introducing innovations in it, or which oblige the acquiring party to introduce unwanted or unnecessary design or specification changes, if the acquiring party makes adaptations on his own responsibility and without using the technology supplying party's name, trade or service marks or trade names, and except to the extent that this adaptation unsuitably affects those products, or the process for their manufacture, to be supplied to the supplying party, his designates, or his other licensees, or to be used as a component or spare part in a product to be supplied to his customers.