Assignee
CHENG CHEN YEN
23 granted patents·592 citations·filing 1974–2021
Top patents by PatentIndex Score
23 records- 0198US3982527AMethod and apparatus for concentrating, harvesting and storing of solar energyCHENG CHEN YEN·Filed 1974·Granted Sep 28, 1976·169 cites·15 claims
- 0284US4346132ACellular air bag insulation and insulatorCHENG CHEN YEN·Filed 1981·Granted Aug 24, 1982·67 cites·2 claims
- 0383US11548704B1Combined device of a boxCHENG CHEN YEN·Filed 2021·Granted Jan 10, 2023·1 cites·7 claims
- 0482US4451273ADistillative freezing process for separating volatile mixtures and apparatuses for use thereinCHENG CHEN YEN·Filed 1983·Granted May 29, 1984·43 cites·36 claims
- 0578US4262045ACellular air bag insulation and insulatorCHENG CHEN YEN·Filed 1979·Granted Apr 14, 1981·49 cites·8 claims
- 0674US4810274AVacuum freezing ambient pressure melting (VFAPM) process and sub-triple point vapor processing unit for use thereinCHENG CHEN YEN·Filed 1987·Granted Mar 7, 1989·34 cites·40 claims
- 0772US4236382ASeparation of an aqueous solution by the improved vacuum freezing high pressure ice melting processCHENG CHEN YEN·Filed 1979·Granted Dec 2, 1980·25 cites·6 claims
- 0868US4654064APrimary refrigerant eutectic freezing process [PREUF Process]CHENG CHEN YEN·Filed 1986·Granted Mar 31, 1987·30 cites·9 claims
- 0967US3953973AHeat engine and heat pump utilizing a working medium undergoing solidification and melting operationsCHENG CHEN YEN·Filed 1974·Granted May 4, 1976·16 cites·5 claims
- 1066US4505728AVacuum freezing multiple phase transformation process and apparatus for use thereinCHENG CHEN YEN·Filed 1983·Granted Mar 19, 1985·26 cites·20 claims
- 1164US5059228ACool thermal storage and/or water purification by direct contact in-situ crystal formation and crystal melting operationsCHENG CHEN YEN·Filed 1990·Granted Oct 22, 1991·21 cites·21 claims
- 1264US4079596AHeat engines and heat pumpsCHENG CHEN YEN·Filed 1976·Granted Mar 21, 1978·19 cites·4 claims
- 1363US4378984ADistillative freezing process for separating volatile mixturesCHENG CHEN YEN·Filed 1981·Granted Apr 5, 1983·21 cites·17 claims
- 1459US4578093AWet and dry distillative freezing process for separating mixtures and apparatuses for use thereinCHENG CHEN YEN·Filed 1984·Granted Mar 25, 1986·18 cites·19 claims
- 1546US5061306AMultiple effect absorption refrigeration processes and apparatuses for use thereinCHENG CHEN YEN·Filed 1990·Granted Oct 29, 1991·13 cites·9 claims
- 1646US4218893ADistillative freezing process for separating volatile mixtures and apparatuses for use thereinCHENG CHEN YEN·Filed 1978·Granted Aug 26, 1980·9 cites·15 claims
- 1745US4650507AWet and dry distillative freezing process for separating mixtures and apparatuses for use thereinCHENG CHEN YEN·Filed 1985·Granted Mar 17, 1987·8 cites·19 claims
- 1843US4420318AVacuum freezing process with multiple phase transformations of low pressure vaporCHENG CHEN YEN·Filed 1981·Granted Dec 13, 1983·9 cites·16 claims
- 1936US5209071AImmediate heat upgrading air conditioning system and associated cool thermal storageCHENG CHEN YEN·Filed 1992·Granted May 11, 1993·7 cites·40 claims
- 2032US4433558AParallel contact distillative freezing process for separating volatile mixtures and apparatuses for use thereinCHENG CHEN YEN·Filed 1981·Granted Feb 28, 1984·3 cites·20 claims
- 2132US4153430AProcess and apparatuses for contacting a gas phase and a liquid phaseCHENG CHEN YEN·Filed 1976·Granted May 8, 1979·3 cites·4 claims
- 2230US5080704ASolid-liquid-vapor multiple phase transformation process with coupled absorption-melting operationsCHENG CHEN YEN·Filed 1990·Granted Jan 14, 1992·0 cites·13 claims
- 2329US4809519AMethods and apparatuses for conducting solid-liquid-vapor multiple phase transformation operationsCHENG CHEN YEN·Filed 1988·Granted Mar 7, 1989·1 cites·36 claims
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Counts cover granted patents and pending applications in the PatentIndex corpus. How scoring works →