Assignee
PORTEX INC
US·11 granted patents·899 citations·filing 1977–2001
Top patents by PatentIndex Score
11 records- 0197US4193174ALever and fulcrum clamping assemblyPORTEX INC·Filed 1978·Granted Mar 18, 1980·229 cites·12 claims
- 0289US6582397B2Needle safety device with antiremoval protectionPORTEX INC·Filed 2001·Granted Jun 24, 2003·155 cites·31 claims
- 0384US6575944B1Adapter for localized treatment through a tracheal tube and method for use thereofPORTEX INC·Filed 2000·Granted Jun 10, 2003·121 cites·9 claims
- 0475US6626874B1Anticoagulant internally coated needlePORTEX INC·Filed 2000·Granted Sep 30, 2003·77 cites·9 claims
- 0567US4817598ATracheostomy tube with ring pull removable inner cannulaPORTEX INC·Filed 1987·Granted Apr 4, 1989·105 cites·7 claims
- 0665US6551287B2Needle protection apparatus used with a vialPORTEX INC·Filed 2001·Granted Apr 22, 2003·26 cites·10 claims
- 0760US6579254B1Medication adapter and method for use thereofPORTEX INC·Filed 2000·Granted Jun 17, 2003·27 cites·10 claims
- 0858US6524281B1Needle protection device for use with a vialPORTEX INC·Filed 2000·Granted Feb 25, 2003·16 cites·10 claims
- 0955US4178939AVisual indicator for cuff-type catheterPORTEX INC·Filed 1977·Granted Dec 18, 1979·44 cites·7 claims
- 1048US5042475AHinged tracheostomy tube obturatorPORTEX INC·Filed 1990·Granted Aug 27, 1991·47 cites·8 claims
- 1143US4637388ATracheal tube obturator with reversible tipPORTEX INC·Filed 1984·Granted Jan 20, 1987·52 cites·6 claims
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