...
  <inventors type="array">
    <inventor>
      <city>Aston Clinton</city>
      <name>Andy Barth</name>
      <number type="integer">1</number>
      <country>GB</country>
      <upper-name>ANDY BARTH</upper-name>
    </inventor>
    <inventor>
      <city>Aylesbury</city>
      <name>Daniele Dall'Acqua</name>
      <number type="integer">2</number>
      <country>GB</country>
      <upper-name>DANIELE DALL'ACQUA</upper-name>
    </inventor>
    <inventor>
      <city>Calne</city>
      <name>Nigel Drew</name>
      <number type="integer">3</number>
      <country>GB</country>
      <upper-name>NIGEL DREW</upper-name>
    </inventor>
  </inventors>
...