Assignee
NORTH AMERICAN UTILITY CONSTRU
US·7 granted patents·447 citations·filing 1977–1982
Top patents by PatentIndex Score
7 records- 0197US4249516ASolar energy collectionNORTH AMERICAN UTILITY CONSTRU·Filed 1979·Granted Feb 10, 1981·131 cites·4 claims
- 0290US4520794ASolar energy concentrating slat arrangement and collectorNORTH AMERICAN UTILITY CONSTRU·Filed 1982·Granted Jun 4, 1985·59 cites·14 claims
- 0390US4312709ASolar energy collection stillNORTH AMERICAN UTILITY CONSTRU·Filed 1977·Granted Jan 26, 1982·60 cites·15 claims
- 0488US4487659ASolar distillation apparatusNORTH AMERICAN UTILITY CONSTRU·Filed 1980·Granted Dec 11, 1984·60 cites·40 claims
- 0587US4238246ASolar energy system with composite concentrating lensesNORTH AMERICAN UTILITY CONSTRU·Filed 1979·Granted Dec 9, 1980·48 cites·10 claims
- 0686US4270981ASolar distillation apparatusNORTH AMERICAN UTILITY CONSTRU·Filed 1978·Granted Jun 2, 1981·49 cites·31 claims
- 0782US4289118ASolar energy system with pivoting lens and collector and conduit system thereforNORTH AMERICAN UTILITY CONSTRU·Filed 1978·Granted Sep 15, 1981·40 cites·4 claims
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