Assignee
KORTENBACH VERWALTUNG
DE·13 granted patents·158 citations·filing 1986–1997
Top patents by PatentIndex Score
13 records- 0157US4800909AClamp for umbrella stickKORTENBACH VERWALTUNG·Filed 1987·Granted Jan 31, 1989·18 cites·9 claims
- 0254US5816276ASelf-opening and/or self-closing umbrellaKORTENBACH VERWALTUNG·Filed 1996·Granted Oct 6, 1998·23 cites·11 claims
- 0353US5337770ACollapsible umbrellaKORTENBACH VERWALTUNG·Filed 1993·Granted Aug 16, 1994·23 cites·4 claims
- 0449US4687012ATelescopic stick for a shortenable umbrellaKORTENBACH VERWALTUNG·Filed 1986·Granted Aug 18, 1987·15 cites·8 claims
- 0547US5823214ASelf opening and self closing collapsible umbrellaKORTENBACH VERWALTUNG·Filed 1997·Granted Oct 20, 1998·15 cites·17 claims
- 0646US5135016AFolding umbrella frame guide structureKORTENBACH VERWALTUNG·Filed 1991·Granted Aug 4, 1992·16 cites·6 claims
- 0741US4907614ACarrying attachments for umbrellasKORTENBACH VERWALTUNG·Filed 1988·Granted Mar 13, 1990·12 cites·9 claims
- 0841US4682617AShortenable umbrella having a telescopic stickKORTENBACH VERWALTUNG·Filed 1986·Granted Jul 28, 1987·9 cites·9 claims
- 0939US5144970ASelf opening umbrellaKORTENBACH VERWALTUNG·Filed 1990·Granted Sep 8, 1992·8 cites·12 claims
- 1037US5063952ASelf opening umbrellaKORTENBACH VERWALTUNG·Filed 1989·Granted Nov 12, 1991·6 cites·6 claims
- 1136US4682616AUmbrella with a mechanism for locking and releasing a sliderKORTENBACH VERWALTUNG·Filed 1986·Granted Jul 28, 1987·5 cites·5 claims
- 1235US5144971AShortenable umbrellaKORTENBACH VERWALTUNG·Filed 1990·Granted Sep 8, 1992·5 cites·11 claims
- 1331US5211199ASelf-opening topless pocket umbrellaKORTENBACH VERWALTUNG·Filed 1990·Granted May 18, 1993·3 cites·8 claims
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