Spiegel; Leo

Patent Applications and Registrations

Patent applications and USPTO patent grants for Spiegel; Leo.The latest application filed is for "drive train and method for operating a drive train".

Company Profile

4.20.13

Spiegel; Leo - Vaihingen/Enz DE
Spiegel; Leo - Valhingen/Enz DE
Spiegel, Leo - Valhihgen/Enz DE
Spiegel; Leo - Gifhorn DE
Spiegel; Leo - Sharon MA
Spiegel; Leo - Aachen DE

*profile and listings may contain filings by different individuals or companies with the same name. Review application materials to confirm ownership/assignment.

Patent Activity

Patent	Date
Drive train and method for operating a drive train Grant 11,267,328 - Stache , et al. March 8, 2	2022-03-08
Electric machine for a motor vehicle and method for cooling an electric machine Grant 11,190,084 - Schiek , et al. November 30, 2	2021-11-30
High-voltage battery division for charging column connection Grant 10,821,836 - Schmid , et al. November 3, 2	2020-11-03
Drive train of a motor vehicle that can be driven in a purely electric manner Grant 10,384,524 - Spiegel , et al. A	2019-08-20
Drive Train And Method For Operating A Drive Train App 20190241057 - Stache; Immo ; et al.	2019-08-08
High-voltage Battery Division For Charging Column Connection App 20190009685 - Schmid; Thomas ; et al.	2019-01-10
Arrangement of an electric machine and of a transmission connected downstream thereof Grant 10,038,354 - Schiek , et al. July 31, 2	2018-07-31
Drive Train And Method For Operating A Drive Train App 20160236561 - Stache; Immo ; et al.	2016-08-18
Arrangement Of An Electric Machine And Of A Transmission Connected Downstream Thereof App 20160006321 - Schiek; Werner ; et al.	2016-01-07
Electric Machine For A Motor Vehicle And Method For Cooling An Electric Machine App 20150357882 - Schiek; Werner ; et al.	2015-12-10
Method for starting the internal combustion engine of a hybrid vehicle Grant 8,851,217 - Schiek , et al. October 7, 2	2014-10-07
Drive Train Of A Motor Vehicle That Can Be Driven In A Purely Electric Manner App 20140116201 - Spiegel; Leo ; et al.	2014-05-01
Starter-generator Grant 8,492,945 - Gruenberger , et al. July 23, 2	2013-07-23
Internal combustion engine Grant 8,479,509 - Spiegel , et al. July 9, 2	2013-07-09
Internal combustion engine Grant 8,235,013 - Spiegel , et al. August 7, 2	2012-08-07
Drive System For A Motor Vehicle, Method For Operating A Drive System Of This Kind And Motor Vehicle Having A Drive System Of This Kind App 20120085199 - Sauvlet; Nils ; et al.	2012-04-12
Method For Starting The Internal Combustion Engine Of A Hybrid Vehicle App 20110304156 - Schiek; Werner ; et al.	2011-12-15
Starter-generator App 20110115225 - Gruenberger; Joachim ; et al.	2011-05-19
Internal Combustion Engine App 20100236237 - SPIEGEL; LEO ; et al.	2010-09-23
Internal Combustion Engine App 20100236238 - SPIEGEL; LEO ; et al.	2010-09-23
Direct injection internal combustion engine Grant 6,866,031 - Spiegel , et al. March 15, 2	2005-03-15
Direct injection internal combustion engine App 20040112327 - Spiegel, Leo ; et al.	2004-06-17
Internal combustion engine comprising direct injection and a method for operating the same App 20040103876 - Spiegel, Leo ; et al.	2004-06-03
Method for operating an internal combustion engine comprising at least one working piston Grant 6,666,177 - Stiebels , et al. December 23, 2	2003-12-23
Device for supplying exhaust gases from an internal combustion engine to a catalytic converter Grant 6,647,711 - Spiegel , et al. November 18, 2	2003-11-18
Digital signal processing for linearization of small input signals to a tri-state power switch Grant 5,617,058 - Adrian , et al. April 1, 1	1997-04-01
Process and arrangement for supplying lubricant to a reciprocating piston engine Grant 5,588,504 - Spiegel , et al. December 31, 1	1996-12-31
Ribbon speaker system Grant 4,550,228 - Walker , et al. October 29, 1	1985-10-29
Inertial borehole survey system Grant 4,537,067 - Sharp , et al. August 27, 1	1985-08-27
Inertial borehole survey system Grant 4,454,756 - Sharp , et al. June 19, 1	1984-06-19

Company Registrations

SEC

0001134638

SPIEGEL LEO

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