DG

Douglas L. Graham

PT Phiston Technologies: 2 patents #4 of 4Top 100%
Overall (All Time): #1,139,743 of 4,157,543Top 30%
4
Patents All Time

Issued Patents All Time

Patent #TitleCo-InventorsDate
11389805 Method and apparatus for HDD and electronic waste disposal M. Ali Ebadian, Raul Travieso 2022-07-19
11267647 Security bin M. Ali Ebadian, Raul Travieso 2022-03-08
4486993 Building structure and method of construction Mark L. Graham 1984-12-11
4185924 Flowable material pump apparatus 1980-01-29