Schweitzer Jr. amassed over 100 patents by the time of his death in 2000 .
His son , Edmund O. Schweitzer , III is founder and president of Schweitzer Engineering Laboratories ( SEL ) in Pullman , Washington , USA .
Edmund O. Schweitzer , III   amassed over 100 patents by the time of Edmund O. Schweitzer , III 's death in 2000 .
His son , Edmund O. Schweitzer , III is founder and president of Schweitzer Engineering Laboratories ( SEL ) in Pullman , Washington , USA .