RAMAKRISHNA TATAVARTHI

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ROCHESTER HILLS, MI, US

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Patents Grantslast 30 patents

Information Patent Grant
Park positions for variable camshaft phasing systems and methods
- Patent number 9,903,282
- Issue date Feb 27, 2018
- GM Global Technology Operations LLC
- Ramakrishna Tatavarthi
- F01 - MACHINES OR ENGINES IN GENERAL ENGINE PLANTS IN GENERAL STEAM ENGINES
Information Patent Grant
System and method for adjusting the lift state of a valve actuator...
- Patent number 9,879,616
- Issue date Jan 30, 2018
- GM Global Technology Operations LLC
- Ramakrishna Tatavarthi
- F01 - MACHINES OR ENGINES IN GENERAL ENGINE PLANTS IN GENERAL STEAM ENGINES
Information Patent Grant
Hybrid powertrain assembly including engine with variable valve lift
- Patent number 8,646,423
- Issue date Feb 11, 2014
- GM Global Technology Operations LLC
- Jeff Jocsak
- B60 - VEHICLES IN GENERAL

Patents Applicationslast 30 patents

Information Patent Application
SYSTEM AND METHOD FOR ADJUSTING THE LIFT STATE OF A VALVE ACTUATOR...
- Publication number 20170306859
- Publication date Oct 26, 2017
- GM GLOBAL TECHNOLOGY OPERATIONS LLC
- Ramakrishna TATAVARTHI
- F02 - COMBUSTION ENGINES HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
Information Patent Application
Park Positions for Variable Camshaft Phasing Systems and Methods
- Publication number 20170002751
- Publication date Jan 5, 2017
- GM GLOBAL TECHNOLOGY OPERATIONS LLC
- Ramakrishna TATAVARTHI
- F02 - COMBUSTION ENGINES HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
Information Patent Application
HYBRID POWERTRAIN ASSEMBLY INCLUDING ENGINE WITH VARIABLE VALVE LIFT
- Publication number 20130233260
- Publication date Sep 12, 2013
- GM GLOBAL TECHNOLOGY OPERATIONS LLC
- JEFF JOCSAK
- B60 - VEHICLES IN GENERAL