|
| US3945379 | 8 Aug 1974 | 23 Mar 1976 | SmithKline Corporation | Injection device |
| US3964641 | 2 Oct 1974 | 22 Jun 1976 | Alfred Fischbach KG Kunststoff-Spritzgusswerk | Device for dispensing flowable materials |
| US4090639 | 14 Feb 1977 | 23 May 1978 | SmithKline Corporation | Multiple dose paste dispenser |
| US4351335 | 23 Mar 1981 | 28 Sep 1982 | | Injection device and method |
| US4413760 | 31 Mar 1981 | 8 Nov 1983 | Greater Glasgow Health Board | Dispensing device having ratchet member |
| US4446990 | 3 Apr 1982 | 8 May 1984 | David J. Stevenson | Self-defense spray device |
| US4488663 | 28 Sep 1982 | 18 Dec 1984 | The United States of America as represented by the Administrator of the National Aeronautics and Space Administration | Self-charging metering and dispensing device for fluids |
| US4526294 | 22 Feb 1983 | 2 Jul 1985 | Glasgeratebau Hirschmann | Dispenser for dispensing liquids in controlled quantities from a bottle |
| US4679602 | 27 Jul 1982 | 14 Jul 1987 | | Removable device for repeatedly pressurizing a container |
| US4680027 | 12 Dec 1985 | 14 Jul 1987 | Injet Medical Products, Inc. | Needleless hypodermic injection device |
| US4865591 | 10 Jun 1988 | 12 Sep 1989 | Hypoguard (UK) Limited | Measured dose dispensing device |
| US4913699 | 14 Mar 1988 | 3 Apr 1990 | | Disposable needleless injection system |
| US4973318 | 9 Feb 1989 | 27 Nov 1990 | D.C.P. AF 1988 A/S | Disposable syringe |
| US5024656 | 30 Aug 1988 | 18 Jun 1991 | Injet Medical Products, Inc. | Gas-pressure-regulated needleless injection system |
| US5050782 | 18 Apr 1990 | 24 Sep 1991 | Linda J. Wei | Measured volume liquid dispenser having a rotatable plunger with a radial projection for selectively engaging one of a plurality of axial channels formed in the pump cylinder |
| US5064413 | 9 Nov 1989 | 12 Nov 1991 | Bioject, Inc. | Needleless hypodermic injection device |
| US5371015 | 9 Jan 1991 | 6 Dec 1994 | Cornell Research Foundation, Inc. | Apparatus for transporting substances into living cells and tissues |
| US5383851 | 24 Jul 1992 | 24 Jan 1995 | Bioject Inc. | Needleless hypodermic injection device |
| US5478744 | 12 Aug 1994 | 26 Dec 1995 | Cornell Research Foundation, Inc. | Method for transporting substances into living cells and tissues and apparatus therefor |
| US5536249 | 9 Mar 1994 | 16 Jul 1996 | Visionary Medical Products, Inc. | Pen-type injector with a microprocessor and blood characteristic monitor |
| US5593390 | 28 Feb 1995 | 14 Jan 1997 | Visionary Medical Products, Inc. | Medication delivery device with a microprocessor and characteristic monitor |
| US5599302 | 9 Jan 1995 | 4 Feb 1997 | Medi-Ject Corporation | Medical injection system and method, gas spring thereof and launching device using gas spring |
| US5643211 | 29 Feb 1996 | 1 Jul 1997 | Medi-Ject Corporation | Nozzle assembly having a frangible plunger |
| US5649912 | 21 Feb 1996 | 22 Jul 1997 | Bioject, Inc. | Ampule filling device |
| US5697917 | 29 Feb 1996 | 16 Dec 1997 | Medi-Ject Corporation | Nozzle assembly with adjustable plunger travel gap |
| US5722953 | 29 Feb 1996 | 3 Mar 1998 | Medi-Ject Corporation | Nozzle assembly for injection device |
| US5728074 | 5 Dec 1994 | 17 Mar 1998 | Visionary Medical Products, Inc. | Pen-type injector with a microprocessor and blood characteristic monitor |
| US5800388 | 29 Feb 1996 | 1 Sep 1998 | Medi-Ject Corporation | Plunger/ram assembly adapted for a fluid injector |
| US5820602 | 5 Sep 1996 | 13 Oct 1998 | Visionary Medical Products, Inc. | Pen-type injector drive mechanism |
| US5846233 | 9 Jan 1997 | 8 Dec 1998 | Medi-Ject Corporation | Coupling device for medical injection system |
| US5865795 | 29 Feb 1996 | 2 Feb 1999 | Medi-Ject Corporation | Safety mechanism for injection devices |
| US5875976 | 24 Dec 1996 | 2 Mar 1999 | Medi-Ject Corporation | Locking mechanism for nozzle assembly |
| US5891085 | 9 Jan 1997 | 6 Apr 1999 | Medi-Ject Corporation | Nozzle assembly with lost motion connection for medical injector assembly |
| US5899879 | 19 Dec 1995 | 4 May 1999 | Genesis Medical Technologies, Inc. | Spring-actuated needleless injector |
| US5919159 | 9 Jan 1997 | 6 Jul 1999 | Medi-Ject Corporation | Medical injection system and method, gas spring thereof and launching device using gas spring |
| US5921967 | 24 Dec 1996 | 13 Jul 1999 | Medi-Ject Corporation | Plunger for nozzle assembly |
| US5925021 | 24 Jul 1997 | 20 Jul 1999 | Visionary Medical Products, Inc. | Medication delivery device with a microprocessor and characteristic monitor |
| US5988452 | 8 Jun 1998 | 23 Nov 1999 | Mark Anderson | Dispensing mechanism and method for delivering measured doses with slotted plunger |
| US5993412 | 19 May 1997 | 30 Nov 1999 | Bioject, Inc. | Injection apparatus |
| US6083197 | 1 Oct 1998 | 4 Jul 2000 | | Spring-actuated needleless injector |
| US6109479 | 23 Apr 1999 | 29 Aug 2000 | Bespak plc | Dispensing device |
| US6210359 | 21 Jan 2000 | 3 Apr 2001 | Jet Medica, L.L.C. | Needleless syringe |
| US6309371 | 26 Jul 1999 | 30 Oct 2001 | Medi-Jet Corporation
Becton Dickinson and Company | Injection-assisting probe for medical injector assembly |
| US6330960 | 4 Jun 1999 | 18 Dec 2001 | McNeil-PPC, Inc. | Squeeze dispenser |
| US6364170 | 29 Oct 1999 | 2 Apr 2002 | Mark L. Anderson | Fluid dispenser apparatus |
| US6500239 | 14 Mar 2001 | 31 Dec 2002 | Penjet Corporation | System and method for removing dissolved gas from a solution |
| US6613010 | 13 Apr 2001 | 2 Sep 2003 | PenJet Corporation | Modular gas-pressured needle-less injector |
| US6613011 | 15 Mar 2002 | 2 Sep 2003 | Penjet Corporation | Gas-pressured engine with valve |
| US6620135 | 23 Mar 2001 | 16 Sep 2003 | Weston Medical Limited | Needleless injectors |
| US6755220 | 25 Apr 2002 | 29 Jun 2004 | Penjet Corporation | Method and apparatus for filling or refilling a needle-less injector |
| US6824526 | 22 Oct 2001 | 30 Nov 2004 | Penjet Corporation | Engine and diffuser for use with a needle-less injector |
| US6979310 | 29 May 2001 | 27 Dec 2005 | CROSSJECT | Needleless syringe with membrane isolating a multiple duct injector |
| US7018356 | 31 Oct 2002 | 28 Mar 2006 | | Method and apparatus for adjusting the contents of a needle-less injector |
| US7108675 | 29 Oct 2001 | 19 Sep 2006 | Antares Pharma, Inc.
Becton Dickinson and Company | Injection-assisting probe for medical injector assembly |
| US7156822 | 20 May 2004 | 2 Jan 2007 | Crossject | Needleless syringe with membrane isolating a multiple duct injector |
| US7513885 | 20 May 2004 | 7 Apr 2009 | Crossject | Needleless syringe with membrane isolating a multiple duct injector |
| US7618393 | 13 Nov 2006 | 17 Nov 2009 | PharmaJet, Inc. | Needle-less injector and method of fluid delivery |
| US7618394 | 9 Dec 2002 | 17 Nov 2009 | Powderject Research Limited | Needleless syringe using supersonic gas flow for particle delivery |
| US7699802 | 3 May 2005 | 20 Apr 2010 | PharmaJet, Inc. | Needle-less injector |
| US7726588 | 1 Jul 2005 | 1 Jun 2010 | Boehringer Ingelheim International GmbH | Locking-tensioning mechanism for a miniaturised high pressuriser |
| US7806867 | 8 Sep 2003 | 5 Oct 2010 | Valeritas, Inc. | Injection device |
| US7824373 | 19 May 2004 | 2 Nov 2010 | | Self-contained power-assisted syringe |
| US8002753 | 22 Dec 2008 | 23 Aug 2011 | Nordson Corporation | Self-contained pressurized injection device |
| US8123718 | 7 Jun 2007 | 28 Feb 2012 | Acushot Inc. | Charging mechanism for a needle free injector |
| US8141753 | 16 Oct 2008 | 27 Mar 2012 | Hilti Aktiengesellschaft | Ejection device |
| USD304616 | 30 Apr 1987 | 14 Nov 1989 | Derata Corporation | Medicament injector |
