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Fumio Dempo

UNUnknown: 4 patents #4,220 of 83,584Top 6%

Overall (All Time): #2,278,401 of 4,157,543Top 55%

2 Patents All Time

Issued Patents All Time

Showing 1–2 of 2 patents

Patent #	Title	Co-Inventors	Date
5512178	Water treatment method and apparatus therefor	—	1996-04-30
4959142	Water treating apparatus	—	1990-09-25