Manfred J. Zapka

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Honolulu, HI, US

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Patents Grantslast 30 patents

Information Patent Grant
Small waterplane twin hull vessel
- Patent number 5,313,906
- Issue date May 24, 1994
- Pacific Marine Supply Co., Ltd.
- Manfred J. Zapka
- B63 - SHIPS OR OTHER WATERBORNE VESSELS RELATED EQUIPMENT
Information Patent Grant
Seawater pre-deaerator process for open-cycle ocean thermal energy...
- Patent number 5,207,875
- Issue date May 4, 1993
- University of Hawaii
- Manfred J. Zapka
- C02 - TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
Information Patent Grant
Seawater pre-deaerator for open-cycle ocean thermal energy conversi...
- Patent number 5,096,544
- Issue date Mar 17, 1992
- The Research Corporation of the University of Hawaii
- Manfred J. Zapka
- C02 - TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE