Inventor · disambiguated record
Carl N. Mortenson
Also filed as: MORTENSON CARL N
15 granted patents·567 citations·filing 1975–1994
95Inventor score
Files withMAGLINE INC15
Top patents by PatentIndex Score
15 records- 0194US5167246ARapidly erectable and strikeable shelter frame system and methods of erecting and striking such systemsMAGLINE INC·Filed 1990·Granted Dec 1, 1992·99 cites·18 claims
- 0293US4078676ASelf storing lift gate assemblyMAGLINE INC·Filed 1976·Granted Mar 14, 1978·55 cites·8 claims
- 0389US5253410ARetractable underbody truck ramp and method of makingMAGLINE INC·Filed 1992·Granted Oct 19, 1993·65 cites·17 claims
- 0482US5207439AImprovements in hand trucks with pivotally connected, spreadable, wheel-supported, auxiliary support framesMAGLINE INC·Filed 1992·Granted May 4, 1993·60 cites·11 claims
- 0577US4762333ARepositionable hand truckMAGLINE INC·Filed 1987·Granted Aug 9, 1988·49 cites·12 claims
- 0677US3997182ATwo-wheeled hand trucksMAGLINE INC·Filed 1975·Granted Dec 14, 1976·39 cites·18 claims
- 0768US4563014ATwo-wheeled hand trucksMAGLINE INC·Filed 1983·Granted Jan 7, 1986·28 cites·20 claims
- 0868US4121855AHand truck constructionMAGLINE INC·Filed 1977·Granted Oct 24, 1978·29 cites·21 claims
- 0966US4275894AHand truck construction assemblyMAGLINE INC·Filed 1978·Granted Jun 30, 1981·27 cites·7 claims
- 1065US5199150AMethod of constructing a retractable underbody truck rampMAGLINE INC·Filed 1991·Granted Apr 6, 1993·28 cites·5 claims
- 1158US5393081AHand truck assemblies and methods of constructing and operating themMAGLINE INC·Filed 1994·Granted Feb 28, 1995·31 cites·12 claims
- 1257US5042827AAutomatically shifting stair climber structure for a repositionable hand truckMAGLINE INC·Filed 1989·Granted Aug 27, 1991·28 cites·11 claims
- 1340US4420166AStair climber for hand trucksMAGLINE INC·Filed 1982·Granted Dec 13, 1983·15 cites·19 claims
- 1434US4790547ATwo-wheeled hand truck constructionMAGLINE INC·Filed 1987·Granted Dec 13, 1988·8 cites·5 claims
- 1532US4865340ATwo-wheeled hand truck constructionMAGLINE INC·Filed 1988·Granted Sep 12, 1989·6 cites·17 claims
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →