Inventor · disambiguated record
Johannes Penninga
Also filed as: PENNINGA JOHANNES
7 granted patents·67 citations·filing 1989–2000
84Inventor score
Technology areasH01J
Top patents by PatentIndex Score
7 records- 0167US5418422ACombination of display tube and deflection unit comprising line deflection coils of the semi-saddle type with a gun-sided extensionPHILIPS CORP·Filed 1993·Granted May 23, 1995·19 cites·4 claims
- 0259US4992697APicture display device with magnetizable core means comprising compensation coilsPHILIPS CORP·Filed 1989·Granted Feb 12, 1991·11 cites·15 claims
- 0354US5506469ADisplay tube with deflection unit comprising field deflection coils of the semi-saddle typePHILIPS CORP·Filed 1994·Granted Apr 9, 1996·13 cites·14 claims
- 0448US5151627ACathode ray tube having strong display window and display devicePHILIPS CORP·Filed 1991·Granted Sep 29, 1992·9 cites·22 claims
- 0546US5276377ACathode ray tube having a curved display window and a color display devicePHILIPS CORP·Filed 1991·Granted Jan 4, 1994·10 cites·35 claims
- 0645US6548951B1Deflection unit for a cathode ray tube and method of manufacturing a saddle-shaped deflection coilKONINKL PHILIPS ELECTRONICS NV·Filed 2000·Granted Apr 15, 2003·1 cites·6 claims
- 0737US5705899ACRT display having compensation for image rotation and convergence errorsPHILIPS CORP·Filed 1994·Granted Jan 6, 1998·4 cites·13 claims
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →