Assignee
NATURAL ENERGY SYSTEMS
5 granted patents·52 citations·filing 1977–1990
Top patents by PatentIndex Score
5 records- 0162US4311025AGas compression systemNATURAL ENERGY SYSTEMS·Filed 1980·Granted Jan 19, 1982·21 cites·6 claims
- 0241US4424681AHydraulic refrigeration system and methodNATURAL ENERGY SYSTEMS·Filed 1982·Granted Jan 10, 1984·10 cites·22 claims
- 0340US4251998AHydraulic refrigeration system and methodNATURAL ENERGY SYSTEMS·Filed 1979·Granted Feb 24, 1981·9 cites·25 claims
- 0434US4157015AHydraulic refrigeration system and methodNATURAL ENERGY SYSTEMS·Filed 1977·Granted Jun 5, 1979·6 cites·18 claims
- 0530US5056323AHydrocarbon refrigeration system and methodNATURAL ENERGY SYSTEMS·Filed 1990·Granted Oct 15, 1991·6 cites·30 claims
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Counts cover granted patents and pending applications in the PatentIndex corpus. How scoring works →