Assignee
CVI INC
US·16 granted patents·222 citations·filing 1980–1991
Top patents by PatentIndex Score
16 records- 0178US4346563ASuper critical helium refrigeration process and apparatusCVI INC·Filed 1981·Granted Aug 31, 1982·32 cites·10 claims
- 0272US5188519ASaturated fluid pumping apparatusCVI INC·Filed 1991·Granted Feb 23, 1993·33 cites·11 claims
- 0360US4466252ACryopumpCVI INC·Filed 1982·Granted Aug 21, 1984·15 cites·9 claims
- 0458US4388809ACryogenic refrigeratorCVI INC·Filed 1982·Granted Jun 21, 1983·19 cites·14 claims
- 0557US4438631ACryogenic refrigeratorCVI INC·Filed 1982·Granted Mar 27, 1984·18 cites·11 claims
- 0655US4341079ACryopump apparatusCVI INC·Filed 1980·Granted Jul 27, 1982·13 cites·20 claims
- 0751US4584839AMulti-stage cryogenic refrigeratorsCVI INC·Filed 1984·Granted Apr 29, 1986·15 cites·12 claims
- 0851US4502714AVacuum spool piece and jointCVI INC·Filed 1982·Granted Mar 5, 1985·17 cites·7 claims
- 0946US4391103AFluidic cryogenic refrigeratorCVI INC·Filed 1982·Granted Jul 5, 1983·12 cites·10 claims
- 1043US4520630ACryogenic refrigerator and heat sourceCVI INC·Filed 1984·Granted Jun 4, 1985·10 cites·12 claims
- 1142US4522033ACryogenic refrigerator with gas spring loaded valveCVI INC·Filed 1984·Granted Jun 11, 1985·11 cites·9 claims
- 1241US4471626ACryogenic refrigeratorCVI INC·Filed 1983·Granted Sep 18, 1984·9 cites·14 claims
- 1339US4389850AHybrid cryogenic refrigeratorCVI INC·Filed 1982·Granted Jun 28, 1983·8 cites·11 claims
- 1435US4481777ACryogenic refrigeratorCVI INC·Filed 1983·Granted Nov 13, 1984·6 cites·8 claims
- 1528US4524586ACryogenic refrigeratorCVI INC·Filed 1984·Granted Jun 25, 1985·2 cites·5 claims
- 1623US4462419AThermal blocked valveCVI INC·Filed 1982·Granted Jul 31, 1984·2 cites·10 claims
Counts cover granted patents and pending applications in the PatentIndex corpus. How scoring works →