Inventor
SEIDEL JOACHIM
DE18 patents
⚠️ This page may combine multiple inventors who share the name “SEIDEL JOACHIM”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.
KORTENBACH VERWALTUNG
8 patentsUS5816276AOct 6, 1998
Self-opening and/or self-closing umbrella
KORTENBACH VERWALTUNG23 citations91
US5823214AOct 20, 1998
Self opening and self closing collapsible umbrella
KORTENBACH VERWALTUNG15 citations73
US4687012AAug 18, 1987
Telescopic stick for a shortenable umbrella
KORTENBACH VERWALTUNG15 citations73
US5144970ASep 8, 1992
Self opening umbrella
KORTENBACH VERWALTUNG8 citations72
US4800909AJan 31, 1989
Clamp for umbrella stick
KORTENBACH VERWALTUNG18 citations72
US5211199AMay 18, 1993
Self-opening topless pocket umbrella
KORTENBACH VERWALTUNG3 citations61
US5144971ASep 8, 1992
Shortenable umbrella
KORTENBACH VERWALTUNG5 citations61
US5063952ANov 12, 1991
Self opening umbrella
KORTENBACH VERWALTUNG6 citations61
KORTENBACH & RAUH KG
5 patentsUS4576191AMar 18, 1986
Umbrella frame
KORTENBACH & RAUH KG30 citations92
US4433699AFeb 28, 1984
Sunshade
KORTENBACH & RAUH KG39 citations92
US4105039AAug 8, 1978
Shortenable umbrella
KORTENBACH & RAUH KG27 citations81
US4077420AMar 7, 1978
Shortenable umbrella
KORTENBACH & RAUH KG12 citations73
US4077421AMar 7, 1978
Shortenable umbrella
KORTENBACH & RAUH KG18 citations73