Here's an interesting idea: how about a Microsoft Touch Cover for that iPad? Does that sound far-fetched to you? Well, it definitely doesn't to Microsoft, because through an official document relating to lithium battery transport information it has confirmed that it is working on such an accessory. There's a small catch, however. Said document (a relevant excerpt of which you can see below) dates back to April. So there's a chance that the project has since been scrapped. Let's assume it hasn't, just for argument's sake, and see what a Microsoft-made iPad Touch Cover might...
Source: http://www.gsmarena.com/microsoft_is_working_on_an_ipad_touch_cover_official_document_reveals-news-26544.php