Surya R. Pidaparti

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Eagan, MN, US

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Patents Grantslast 30 patents

Information Patent Grant
Method and device for treating wastewater
- Patent number 6,136,194
- Issue date Oct 24, 2000
- The Lemna Corporation
- Steven M. Vogel
- C02 - TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
Information Patent Grant
Method and device for treating wastewater
- Patent number 5,861,095
- Issue date Jan 19, 1999
- Lemna Corporation
- Steven M. Vogel
- C02 - TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
Information Patent Grant
High rate anaerobic reactor for primary treatment of high strength...
- Patent number 5,338,452
- Issue date Aug 16, 1994
- The Lemna Corporation
- Surya R. Pidaparti
- C02 - TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE