Inventor · disambiguated record
Horst Wittmann
Also filed as: WITTMANN HORST
7 granted patents·103 citations·filing 1985–1998
86Inventor score
Top patents by PatentIndex Score
7 records- 0177US5289079ACompact fluorescent lamp and base combination, and method of lamp-base assemblyPATENT TREUHAND GES FUER ELEKTRISCHE GLUEHLAMPEN MBH·Filed 1991·Granted Feb 22, 1994·37 cites·24 claims
- 0270US4695767ASingle-ended fluorescent lamp-base combinationPATENT TREUHAND GES FUER ELEKTRISCHE GLUEHLAMPEN MBH·Filed 1985·Granted Sep 22, 1987·18 cites·8 claims
- 0363US5006755AMercury discharge lamp with mercury containing capsulePATENT TREUHAND GES FUER ELEKTRISCHE GLUEHLAMPEN MBH·Filed 1990·Granted Apr 9, 1991·18 cites·20 claims
- 0458US6011347ACompact low-pressure discharge lamp utilizing helical or spiral springs to connect the supply leads of the lamp envelope to the electric terminals within the lamp capPATENT TREUHAND GES FUER ELEKTRISCHE GLUEHLAMPEN MBH·Filed 1998·Granted Jan 4, 2000·14 cites·24 claims
- 0543US4672263ASingle-ended fluorescent discharge lamp constructionPATENT TREUHAND GES FUER ELEKTRISCHE GLUEHLAMPEN MBH·Filed 1985·Granted Jun 9, 1987·6 cites·16 claims
- 0634US4738630ASocket for receiving the base of a single-based fluorescent lampPATENT TREUHAND GES FUER ELEKTRISCHE GLUEHLAMPEN MBH·Filed 1986·Granted Apr 19, 1988·6 cites·5 claims
- 0733US6239540B1Compact low pressure discharge lamp having spring element to connect the supply leads of the lamp to the electric terminals of the mounting platePATENT TREUHAND GESSELSCHAFT F·Filed 1998·Granted May 29, 2001·4 cites·15 claims
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