Patent assignee · US · COMPANY

Berger Instruments, Inc.

11Patents
0Active
11Granted
29Portfolio score

Filing activity: Jun 8, 1987 → Apr 9, 2002

Most-cited patents

PatentTitleAreaCited byStatus
US6561767B2 Converting a pump for use in supercritical fluid chromatography Physics 42 Expired
US6413428B1 Apparatus and method for preparative supercritical fluid chromatography Physics 25 Expired
US6648609B2 Pump as a pressure source for supercritical fluid chromatography involving pressure regulators and a precision orifice Emerging Cross-Sectional Technologies 23 Expired
US6428702B1 Method of sample introduction for supercritical fluid chromatography systems Physics 20 Expired
US6576125B2 Method of sample introduction for chromatographic systems Physics 13 Expired
US6685828B2 Automated sample collection in supercritical fluid chromatography Physics 12 Expired
US6652753B2 Apparatus and method for preparative supercritical fluid chromatography Physics 8 Expired
US6632353B2 Rapid sample collection in supercritical fluid chromatography Emerging Cross-Sectional Technologies 6 Expired
US6656354B2 Apparatus and method for preparative supercritical fluid chromatography Physics 6 Expired
US6558540B2 Exhaust gas collection system for supercritical fluid chromatography Physics 5 Expired
USD311145S Transit General 2 Expired

Source: USPTO / EPO open patent data. Counts and citation impact are objective bibliographic measures.