Issued Patents All Time
Showing 26–50 of 110 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 9920699 | Methods and system for exhaust gas recirculation estimation via an exhaust oxygen sensor | Michael McQuillen, Gopichandra Surnilla, Daniel A. Makled | 2018-03-20 |
| 9885685 | Compensating oxygen sensor aging | Gopichandra Surnilla, Daniel A. Makled | 2018-02-06 |
| 9874549 | Methods and systems for operating a variable voltage oxygen sensor | Daniel A. Makled, Gopichandra Surnilla, Susan Nicole Wilber | 2018-01-23 |
| 9863909 | Oxygen sensor control based on water contact | Michael McQuillen, Gopichandra Surnilla, Daniel A. Makled, Stephen B. Smith | 2018-01-09 |
| 9863360 | Systems and methods for adjusting fuel injection based on a determined fuel rail temperature | Michael McQuillen, Gopichandra Surnilla, Mohan Karulkar, Brian Joseph Robert, Larry Dean Elie | 2018-01-09 |
| 9863353 | Methods and systems for estimating an air-fuel ratio with a variable voltage oxygen sensor | Daniel A. Makled, Gopichandra Surnilla, Kenneth John Behr | 2018-01-09 |
| 9856799 | Methods and systems for an oxygen sensor | Michael McQuillen, Gopichandra Surnilla, Daniel A. Makled | 2018-01-02 |
| 9840975 | Method and system for secondary fluid injection control in an engine | Gopichandra Surnilla, Daniel A. Makled | 2017-12-12 |
| 9828948 | Method and system for determining knock control fluid composition | Dane P. Miller, Michael McQuillen, Gopichandra Surnilla, Mohannad Hakeem | 2017-11-28 |
| 9828949 | Method and system for humidity sensor diagnostics | Gopichandra Surnilla, Imad Hassan Makki, James Michael Kerns, Robert Roy Jentz, Timothy Joseph Clark +1 more | 2017-11-28 |
| 9797323 | Methods and systems for humidity and PCV flow detection via an exhaust gas sensor | Gopichandra Surnilla, Daniel A. Makled | 2017-10-24 |
| 9719448 | Methods and systems for adjusting heater power of an oxygen sensor to reduce degradation from water | Gopichandra Surnilla, Michael McQuillen, Daniel A. Makled, Stephen B. Smith | 2017-08-01 |
| 9714619 | Methods and systems for indicating water at an oxygen sensor based on sensor heater power consumption | Gopichandra Surnilla, Dan A. Makled, Timothy Joseph Clark | 2017-07-25 |
| 9709482 | Methods and systems for humidity determination via an oxygen sensor | Gopichandra Surnilla, Daniel A. Makled | 2017-07-18 |
| 9664133 | Methods and systems for an intake oxygen sensor | Gopichandra Surnilla, Daniel A. Makled, Stephen B. Smith | 2017-05-30 |
| 9664132 | Oxygen sensor control responsive to resistance and impedance | Michael McQuillen, Gopichandra Surnilla, Daniel A. Makled, Stephen B. Smith | 2017-05-30 |
| 9640802 | Catalyst assembly and method of making the same | Jun Yang, Shinichi Hirano, Andrew Robert Drews, Andrea Pulskamp, James Waldecker | 2017-05-02 |
| 9611799 | Methods and systems for estimating an air-fuel ratio with a variable voltage oxygen sensor | Daniel A. Makled, Gopichandra Surnilla, Kenneth John Behr | 2017-04-04 |
| 9574510 | Methods and systems for estimating exhaust pressure with a variable voltage oxygen sensor | Daniel A. Makled, Gopichandra Surnilla, Michael McQuillen | 2017-02-21 |
| 9528448 | Methods and system for fuel ethanol content estimation and engine control | Daniel A. Makled, Gopichandra Surnilla, Evangelos P. Skoures, Jacobus Hendrik Visser, Timothy Joseph Clark +1 more | 2016-12-27 |
| 9482189 | Methods and systems for an intake oxygen sensor | Gopichandra Surnilla, Daniel A. Makled, James Alfred Hilditch, Michael Howard Shelby, Daniel Joseph Styles | 2016-11-01 |
| 9470654 | System and method for updating a baseline output of a gas sensor | David John Kubinski, Jacobus Hendrik Visser, Yi Ding, Michael H. Parsons | 2016-10-18 |
| 9435251 | Method for estimating charge air cooler condensation storage and/or release with an intake oxygen sensor | Gopichandra Surnilla, Dan A. Makled | 2016-09-06 |
| 9410467 | Methods and systems for humidity detection via an exhaust gas sensor | Gopichandra Surnilla, Timothy Schram, Timothy Joseph Clark, Evangelos P. Skoures | 2016-08-09 |
| 9410466 | Exhaust humidity sensor | Gopichandra Surnilla, Jacobus Hendrik Visser, Stephen B. Smith, Timothy Joseph Clark | 2016-08-09 |