RS

Ravi Sundaresan

CM Chartered Semiconductor Manufacturing: 27 patents #23 of 840Top 3%
SS Stmicroelectronics Sa: 2 patents #601 of 1,676Top 40%
📍 Singapore, CA: #50 of 327 inventorsTop 20%
Overall (All Time): #132,869 of 4,157,543Top 4%
29
Patents All Time

Issued Patents All Time

Showing 1–25 of 29 patents

Patent #TitleCo-InventorsDate
6759717 CMOS integrated circuit device with LDD n-channel transistor and non-LDD p-channel transistor Pervez Hassan Sagarwala, Mehdi Zamanian 2004-07-06
6747314 Method to form a self-aligned CMOS inverter using vertical device integration Yang Pan, James Yong Meng Lee, Ying-Keung Leung, Yelehanka Ramachandramurthy, Jia Zhen Zheng +2 more 2004-06-08
6709934 Method for forming variable-K gate dielectric James Yong Meng Lee, Ying-Keung Leung, Yelehanka Ramachandramurthy Pradeep, Jia Zhen Zheng, Lap Chan +2 more 2004-03-23
6544824 Method to form a vertical transistor by first forming a gate/spacer stack, then using selective epitaxy to form source, drain and channel Yelehanka Ramachandramurthy Pradeep, Jia Zhen Zheng, Lap Chan, Elgin Quek, Yang Pan +2 more 2003-04-08
6541327 Method to form self-aligned source/drain CMOS device on insulated staircase oxide Lap Chan, Elgin Quek, Yang Pan, James Yong Meng Lee, Ying-Keung Leung +2 more 2003-04-01
6511884 Method to form and/or isolate vertical transistors Elgin Quek, Yang Pan, Yong Meng Lee, Ying-Keung Leung, Yelehanka Ramachandramurthy Pradeep +2 more 2003-01-28
6475916 Method of patterning gate electrode with ultra-thin gate dielectric James Yong Meng Lee, Yun Zhang, Chock Hing Gan 2002-11-05
6468877 Method to form an air-gap under the edges of a gate electrode by using disposable spacer/liner Yelehanka Ramachandramurthy Pradeep, Jia Zhen Zheng, Lap Chan, Elgin Quek, Yang Pan +2 more 2002-10-22
6461900 Method to form a self-aligned CMOS inverter using vertical device integration Yang Pan, James Lee Yong Meng, Ying-Keung Leung, Yelehanka Ramachandramurthy Pradeep, Jia Zhen Zheng +2 more 2002-10-08
6461887 Method to form an inverted staircase STI structure by etch-deposition-etch and selective epitaxial growth Yelehanka Ramachandramurthy Pradeep, Jia Zhen Zheng, Lap Chan, Elgin Quek, Yang Pan +2 more 2002-10-08
6455377 Method to form very high mobility vertical channel transistor by selective deposition of SiGe or multi-quantum wells (MQWs) Jia Zhen Zheng, Lap Chan, Elgin Quek, Yang Pan, James Yong Meng Lee +2 more 2002-09-24
6440800 Method to form a vertical transistor by selective epitaxial growth and delta doped silicon layers James Yong Meng Lee, Ying-Keung Leung, Yelehanka Ramachandramurthy Pradeep, Jia Zhen Zheng, Lap Chan +2 more 2002-08-27
6436770 Method to control the channel length of a vertical transistor by first forming channel using selective epi and source/drain using implantation Ying-Keung Leung, Yelehanka Ramachandramurthy Pradeep, Jia Zhen Zheng, Lap Chan, Elgin Quek +2 more 2002-08-20
6436774 Method for forming variable-K gate dielectric James Yong Meng Lee, Ying-Keung Leung, Yelehanka Ramachandramurthy Pradeep, Jia Zhen Zheng, Lap Chan +2 more 2002-08-20
6417054 Method for fabricating a self aligned S/D CMOS device on insulated layer by forming a trench along the STI and fill with oxide Jia Zhen Zheng, Lap Chan, Elgin Quek, Yang Pan, James Yong Meng Lee +2 more 2002-07-09
6417056 Method to form low-overlap-capacitance transistors by forming microtrench at the gate edge Elgin Quek, Yang Pan, James Yong Meng Lee, Ying-Keung Leung, Yelehanka Ramachandramurthy Pradeep +2 more 2002-07-09
6406945 Method for forming a transistor gate dielectric with high-K and low-K regions James Yong Meng Lee, Ying-Keung Leung, Yelehanka Ramachandramurthy Pradeep, Jia Zhen Zheng, Lap Chan +2 more 2002-06-18
6403485 Method to form a low parasitic capacitance pseudo-SOI CMOS device Elgin Quek, Yang Pan, James Lee Yong Meng, Ying Keung, Yelehanka Ramachandramurthy Pradeep +2 more 2002-06-11
6380088 Method to form a recessed source drain on a trench side wall with a replacement gate technique Lap Chan, Elgin Quek, Yang Pan, James Yong Meng Lee, Ying-Keung Leung +2 more 2002-04-30
6372569 Selective formation of hydrogen rich PECVD silicon nitride for improved NMOS transistor performance Yong Meng Lee, Gao Feng, Yunqzang Zhang 2002-04-16
6313008 Method to form a balloon shaped STI using a micro machining technique to remove heavily doped silicon Ying-Keung Leung, Yelehanka Ramachandramurthy Pradeep, Jia Zhen Zheng, Lap Chan, Elgin Quek +2 more 2001-11-06
6306714 Method to form an elevated S/D CMOS device by contacting S/D through the contact of oxide Yang Pan, James Yongmeng Lee, Ying-Keung Leung, Yelehanka Ramachandramurthy Pradeep, Jia Zhen Zheng +2 more 2001-10-23
6306715 Method to form smaller channel with CMOS device by isotropic etching of the gate materials Lap Chan, Elgin Quek, Yang Pan, James Yong Meng Lee, Ying-Keung Leung +2 more 2001-10-23
6303449 Method to form self-aligned elevated source/drain by selective removal of gate dielectric in the source/drain region followed by poly deposition and CMP Yang Pan, James Yong Meng Lee, Ying-Keung Leung, Yelehanka Ramachandramurthy Pradeep, Jia Zhen Zheng +2 more 2001-10-16
6300177 Method to form transistors with multiple threshold voltages (VT) using a combination of different work function gate materials Yang Pan, James Yong Meng Lee, Ying-Keung Leung, Yelehanka Ramachandramurthy Pradeep, Jia Zhen Zheng +2 more 2001-10-09