Inventor · disambiguated record
Bertold Grutzmacher
Also filed as: GRUETZMACHER BERTOLD · GRUTZMACHER BERTOLD
13 granted patents·212 citations·filing 1985–2002
92Inventor score
Files withHEIDELBERGER DRUCKMASCH AG13
Top patents by PatentIndex Score
13 records- 0195US6823792B2Multi-motor drive and method for driving a printing pressHEIDELBERGER DRUCKMASCH AG·Filed 2002·Granted Nov 30, 2004·29 cites·16 claims
- 0289US5481971ADrive for a printing press with a plurality of printing unitsHEIDELBERGER DRUCKMASCH AG·Filed 1994·Granted Jan 9, 1996·32 cites·6 claims
- 0378US6418844B1Inking unit for a printing machineHEIDELBERGER DRUCKMASCH AG·Filed 2000·Granted Jul 16, 2002·10 cites·17 claims
- 0477US4897584ADevice and method for detecting the coil temperature of a direct-current motor, especially a brushless direct-current motorHEIDELBERGER DRUCKMASCH AG·Filed 1988·Granted Jan 30, 1990·37 cites·12 claims
- 0573US4847555ADevice for detecting rotational speed of a motor using first and second sensors and a switching unit to select between the two sensorsHEIDELBERGER DRUCKMASCH AG·Filed 1987·Granted Jul 11, 1989·37 cites·6 claims
- 0662US4851763ACurrent-measuring device, especially for determining the motor current of a direct-current motorHEIDELBERGER DRUCKMASCH AG·Filed 1988·Granted Jul 25, 1989·18 cites·8 claims
- 0755US4909500ADevice for conveying sheets, for example paper sheetsHEIDELBERGER DRUCKMASCH AG·Filed 1988·Granted Mar 20, 1990·10 cites·10 claims
- 0854US4887810ADevice for conveying and aligning sheets in sheet-processing machinesHEIDELBERGER DRUCKMASCH AG·Filed 1988·Granted Dec 19, 1989·11 cites·18 claims
- 0943US5029835AMethod and device for conveying sheetsHEIDELBERGER DRUCKMASCH AG·Filed 1990·Granted Jul 9, 1991·6 cites·12 claims
- 1039US5115738APrinting machine particularly a sheet-fed offset printing machineHEIDELBERGER DRUCKMASCH AG·Filed 1989·Granted May 26, 1992·12 cites·4 claims
- 1138US4624454ASheet feeder for printing machinesHEIDELBERGER DRUCKMASCH AG·Filed 1985·Granted Nov 25, 1986·7 cites·4 claims
- 1230US4863139AHolding device for a hollow-shaft incremental encoder or the likeHEIDELBERGER DRUCKMASCH AG·Filed 1988·Granted Sep 5, 1989·3 cites·5 claims
- 1329US4903940ADevice for positioning an adjusting memberHEIDELBERGER DRUCKMASCH AG·Filed 1988·Granted Feb 27, 1990·0 cites·3 claims
Join the waitlist — get patent alerts
Get an alert when Bertold Grutzmacher files or is granted a new patent.
We store only your email — no account needed. See our privacy policy.
Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →