Issued Patents All Time
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5699939 | Metering of liquids | — | 1997-12-23 |
| 5099535 | Cleaner for submerged surfaces | Daniel J. V. D. Chauvier, Benjamin J. Krywick | 1992-03-31 |
| 5033148 | Apparatus for cleaning a surface submerged in a liquid | Daniel J. V. D. Chauvier | 1991-07-23 |
| 4790344 | Fluid flow regulator | Daniel J. V. D. Chauvier | 1988-12-13 |
| 4789364 | Displacement apparatus for submerged cleaner | Daniel J. V. D. Chauvier | 1988-12-06 |
| 4766931 | Submerged valve | Daniel J. V. D. Chauvier | 1988-08-30 |