Multiple US patent holders either have resided in Renville .
Multiple US patent holders either have grown up in Renville , including employees of K&M , plus residents Niclas Wolterstorff , Dan Schemel and Richard Fredickson .
Multiple US patent holders either have resided in Renville or have grown up in Renville , including employees of K&M , plus residents Niclas Wolterstorff , Dan Schemel and Richard Fredickson .