Inventor · disambiguated record
Donald N. Halgren
Also filed as: HALGREN DONALD N
39 granted patents·5 pending applications·1,740 citations·filing 1993–2013
98Inventor score
Top patents by PatentIndex Score
44 records- 0198US5666112AKey for flexible keyboardFiled 1995·Granted Sep 9, 1997·148 cites·7 claims
- 0298US5459461AInflatable keyboardFiled 1993·Granted Oct 17, 1995·127 cites·21 claims
- 0397US5742241AFlexible data entry panelFiled 1995·Granted Apr 21, 1998·111 cites·6 claims
- 0497US5493702AAntenna transmission coupling arrangementFiled 1993·Granted Feb 20, 1996·193 cites·16 claims
- 0592US6635035B1Tissue irrigation arrangementFiled 2000·Granted Oct 21, 2003·73 cites·10 claims
- 0692US6598922B2Pickup truck bed extender apparatusFiled 2002·Granted Jul 29, 2003·57 cites·9 claims
- 0791US5648771AWrist rest bag for flexible keyboardFiled 1995·Granted Jul 15, 1997·47 cites·20 claims
- 0890US7413559B2Gas flow trocar arrangementSURGIQUEST INC·Filed 2006·Granted Aug 19, 2008·76 cites·20 claims
- 0990US6885845B1Personal communication device connectivity arrangementAMBIT CORP·Filed 2000·Granted Apr 26, 2005·41 cites·25 claims
- 1090US6313762B1Keyboard with keys for moving cursorFiled 2000·Granted Nov 6, 2001·31 cites·10 claims
- 1190US5711014AAntenna transmission coupling arrangementFiled 1995·Granted Jan 20, 1998·94 cites·28 claims
- 1288US8180279B2Wireless hotspot arrangementCROWLEY ROBERT J·Filed 2011·Granted May 15, 2012·7 cites·23 claims
- 1387US7421253B2Personal wireless communication device wireless connectivity arrangementAMBIT CORP·Filed 2007·Granted Sep 2, 2008·8 cites·19 claims
- 1487US7338473B2Pneumoseal trocar arrangementSURGIQUEST INC·Filed 2004·Granted Mar 4, 2008·220 cites·9 claims
- 1585US8216189B2Continuous gas flow trocar assemblySTUBBS JACK B·Filed 2006·Granted Jul 10, 2012·39 cites·26 claims
- 1685US7400858B2Radiative focal area antenna transmission coupling arrangementAMBIT CORP·Filed 2004·Granted Jul 15, 2008·23 cites·17 claims
- 1783US6052071AKeyboard with keys for moving cursorFiled 1997·Granted Apr 18, 2000·28 cites·10 claims
- 1880US5691716AKeyboard with keys for moving cursorFiled 1995·Granted Nov 25, 1997·27 cites·10 claims
- 1979US7285112B2Gas flow trocar arrangementSURGIQUEST INC·Filed 2003·Granted Oct 23, 2007·91 cites·9 claims
- 2079US7197285B2Radiative focal area antenna transmission coupling arrangementAMBIT CORP·Filed 2003·Granted Mar 27, 2007·13 cites·9 claims
- 2179US7182752B2Continuous gas flow trocar assemblySURGIQUEST INC·Filed 2003·Granted Feb 27, 2007·96 cites·43 claims
- 2274US7904124B2Radiative focal area antenna transmission coupling arrangementAMBIT CORP·Filed 2009·Granted Mar 8, 2011·2 cites·19 claims
- 2374US6594471B1Radiative focal area antenna transmission coupling arrangementAMBIT CORP·Filed 1996·Granted Jul 15, 2003·38 cites·4 claims
- 2474US6112106AAntenna transmission coupling arrangementFiled 1998·Granted Aug 29, 2000·41 cites·19 claims
- 2569US7881664B2Personal wireless communication device connectivity arrangement within an RF restricted environmentAMBIT CORP·Filed 2008·Granted Feb 1, 2011·1 cites·15 claims
- 2668US8112131B2Radiative focal area antenna transmission coupling arrangementCROWLEY ROBERT J·Filed 2011·Granted Feb 7, 2012·1 cites·20 claims
- 2766US7580733B2Personal communication device connectivity arrangementAMBIT CORP·Filed 2005·Granted Aug 25, 2009·4 cites·21 claims
- 2861US7589712B2Keyboard with keys for moving cursorCROWLEY ROBERT J·Filed 2004·Granted Sep 15, 2009·4 cites·14 claims
- 2957US6064343AAntenna coupling arrangementFiled 1998·Granted May 16, 2000·23 cites·17 claims
- 3057US5851477AReinforced tubing manufacture by a plastic processing screw machineFiled 1997·Granted Dec 22, 1998·20 cites·7 claims
- 3155US8422950B1Mobile wifi arrangementCROWLEY ROBERT J·Filed 2012·Granted Apr 16, 2013·0 cites·18 claims
- 3255US5642109AFlexible inflatable multi-chamber signal generatorFiled 1995·Granted Jun 24, 1997·13 cites·23 claims
- 3353US8571610B2Wifi hotspot arrangementCROWLEY ROBERT J·Filed 2011·Granted Oct 29, 2013·0 cites·19 claims
- 3453US8254831B1Wireless hotspot billing arrangement for a wide variety of personal communication devicesCROWLEY ROBERT J·Filed 2011·Granted Aug 28, 2012·0 cites·20 claims
- 3551US2009002201A1Keyboard with keys for moving cursorRES TRANSFER ENTERPRISE L L C·Filed 2008·Application pending·0 cites
- 3650US5945061AMethod of input for a plasticating machine through a jewel orificeFiled 1997·Granted Aug 31, 1999·9 cites·10 claims
- 3747US2006249162A1Condom facilitated anatomical placement of a topical menthol/arginine preparation for optimum stimulation of a femaleTHOMPSON RONALD J·Filed 2005·Application pending·0 cites
- 3845US2008306495A1Transilluminating laparoscopic ligating vascular clamp (LVC)THOMPSON RONALD J·Filed 2007·Application pending·0 cites
- 3944US6074578ABarrel wall conduit arrangements for a plastic processing screw machineFiled 1996·Granted Jun 13, 2000·10 cites·3 claims
- 4044US5744092AAxially movable cluster conduits for plastic processing in a screw machineFiled 1996·Granted Apr 28, 1998·7 cites·3 claims
- 4142US2014308895A1Mobile WiFi arrangementCROWLEY ROBERT J·Filed 2013·Application pending·0 cites
- 4241US6656407B1Axially movable cluster conduits for plastic processing in a screw machineDMX INC·Filed 1999·Granted Dec 2, 2003·7 cites·8 claims
- 4339US2002109613A1Keyboard with keys for moving cursorAMGCT CORP·Filed 2001·Application pending·0 cites
- 4435US5932154AProcess of making a plastic part with a retrofitted screw machineFiled 1997·Granted Aug 3, 1999·10 cites·7 claims
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