John Philp

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Longlevens, GB

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Patents Grantslast 30 patents

Information Patent Grant
Simultaneous production of hydrogen and oxygen from water
- Patent number 4,382,846
- Issue date May 10, 1983
- Engelhard Corporation
- Michael Gratzel
- C01 - INORGANIC CHEMISTRY
Information Patent Grant
Photoelectrochemical system and a method of using the same
- Patent number 4,381,978
- Issue date May 3, 1983
- Engelhard Corporation
- Michael Gratzel
- C25 - ELECTROLYTIC OR ELECTROPHORETIC PROCESSES APPARATUS THEREFOR