Another suspect sign about this Judo Instructor, he is a member of the United States Martial Arts Hall of Fame, http://www.usmartialartshalloffame.com/ind2000.php
These types of organization usually are created to inflate people's credentials.
Here are some useful links.
Vancouver Judo Club
Mr Steven Jimerfield
P.O. Box 6157 Vancouver, WA 98668
Phone: (360) 571-9665
In the above link to the United States Martial Arts Association, scroll down and click the link labeled "Important news concerning the USMA Insurance Program" One of the reasons Phil Porter was removed from the USJF is that he allegedly lost insurance coverage for the organization, seems like the same thing is happening to this new group.