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| Number | Title | Issue Date |
| 7179375 | Diffuser/emulsifier for aquaculture applications A method of treatment of water in an aquatic environment. Water is first pumped from a reservoir to a first mixing station. An inert gas is introduced into the pumped water at the first mixing station to provide inert gas saturated water, which inert gas saturated w... | 02/20/2007 |
| 6974546 | Diffuser/emulsifier for aquaculture applications A method of treatment of water in an aquatic environment. Water is first pumped from a reservoir to a first mixing station. An inert gas is introduced into the pumped water at the first mixing station to provide inert gas saturated water, which inert gas saturated w... | 12/13/2005 |
