Assignee
VIRTIS COMPANY INC
US·4 granted patents·177 citations·filing 1978–1984
Top patents by PatentIndex Score
4 records- 0195US4649118ACell culturing apparatus with improved stirring and filter meansVIRTIS COMPANY INC·Filed 1984·Granted Mar 10, 1987·97 cites·22 claims
- 0290US4547977AFreeze dryer with improved temperature controlVIRTIS COMPANY INC·Filed 1984·Granted Oct 22, 1985·54 cites·4 claims
- 0372US4325193AShelf arrangement for freeze drying apparatusVIRTIS COMPANY INC·Filed 1980·Granted Apr 20, 1982·15 cites·4 claims
- 0446US4153374AHomogenizer apparatusVIRTIS COMPANY INC·Filed 1978·Granted May 8, 1979·11 cites·2 claims
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Counts cover granted patents and pending applications in the PatentIndex corpus. How scoring works →