HF

Harold E. Filter

The Dow Chemical: 5 patents #698 of 4,115Top 20%
🗺 Michigan: #18,390 of 86,293 inventorsTop 25%
Overall (All Time): #1,065,081 of 4,157,543Top 30%
5
Patents All Time

Issued Patents All Time

Showing 1–5 of 5 patents

Patent #TitleCo-InventorsDate
4585583 In situ solidification of ion exchange beads Keith Roberson, Don L. Stevens 1986-04-29
4405512 Process for encapsulating radioactive organic liquids in a resin Stevens S. Drake 1983-09-20
4400313 Process for waste encapsulation Keith Roberson 1983-08-23
4382026 Process for encapsulating radioactive organic liquids in a resin Stevens S. Drake 1983-05-03
4253985 Process for handling and solidification of radioactive wastes from pressurized water reactors Keith Roberson 1981-03-03