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Patent applications and USPTO patent grants for Tatavarthi; Ramakrishna.The latest application filed is for "system and method for adjusting the lift state of a valve actuator and for adjusting the number of active cylinders in an engine to improve fuel economy".
Patent | Date |
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Park positions for variable camshaft phasing systems and methods Grant 9,903,282 - Tatavarthi , et al. February 27, 2 | 2018-02-27 |
System and method for adjusting the lift state of a valve actuator and for adjusting the number of active cylinders in an engine to improve fuel economy Grant 9,879,616 - Tatavarthi , et al. January 30, 2 | 2018-01-30 |
System And Method For Adjusting The Lift State Of A Valve Actuator And For Adjusting The Number Of Active Cylinders In An Engine To Improve Fuel Economy App 20170306859 - TATAVARTHI; Ramakrishna ;   et al. | 2017-10-26 |
Park Positions for Variable Camshaft Phasing Systems and Methods App 20170002751 - TATAVARTHI; Ramakrishna ;   et al. | 2017-01-05 |
Hybrid powertrain assembly including engine with variable valve lift Grant 8,646,423 - Jocsak , et al. February 11, 2 | 2014-02-11 |
Hybrid Powertrain Assembly Including Engine With Variable Valve Lift App 20130233260 - JOCSAK; JEFF ;   et al. | 2013-09-12 |
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