Inventors:
Tobie D. Hatfield - Lake Oswego OR, US
Eric P. Avar - Aloha OR, US
Jeffrey C. Pisciotta - Oregon City OR, US
James Meschter - Portland OR, US
Kevin W. Hoffer - Portland OR, US
Stann Norman Richard Sheperd - Santa Cruz CA, US
Todd Anthony Waatti - Battleground WA, US