VC

Vei-Han Chan

AM AMD: 14 patents #820 of 9,279Top 9%
MV Mosel Vitelic: 7 patents #35 of 482Top 8%
AL Agate Logic: 7 patents #3 of 48Top 7%
AT Aplus Flash Technology: 6 patents #5 of 13Top 40%
PT Promos Technologies: 5 patents #24 of 311Top 8%
Microsoft: 4 patents #10,696 of 40,388Top 30%
CS Cswitch: 2 patents #6 of 28Top 25%
AT Amic Technology: 2 patents #8 of 30Top 30%
📍 San Jose, CA: #992 of 32,062 inventorsTop 4%
🗺 California: #8,171 of 386,348 inventorsTop 3%
Overall (All Time): #56,263 of 4,157,543Top 2%
49
Patents All Time

Issued Patents All Time

Showing 26–49 of 49 patents

Patent #TitleCo-InventorsDate
6717846 Non-volatile semiconductor memory having split-gate memory cells mirrored in a virtual ground configuration Peter Wung Lee, Hung-Sheng Chen 2004-04-06
6674669 Nonvolatile memory structures and access methods Hsing Tuan, Li-Chun Li 2004-01-06
6660585 Stacked gate flash memory cell with reduced disturb conditions Peter Wung Lee, Hsing-Ya Tsao, Hung-Sheng Chen, Fu-Chang Hsu 2003-12-09
6584018 Nonvolatile memory structures and access methods Hsing Tuan, Li-Chun Li 2003-06-24
6570215 Nonvolatile memories with floating gate spacers, and methods of fabrication Hsing Tuan, Chung Wai Leung, Chia-Shun Hsiao 2003-05-27
6562681 Nonvolatile memories with floating gate spacers, and methods of fabrication Hsing Tuan, Chung Wai Leung, Chia-Shun Hsiao 2003-05-13
6410956 Method and system for using a spacer to offset implant damage and reduce lateral diffusion in flash memory devices Scott Luning, Mark Randolph, Nicholas H. Tripsas, Daniel Sobek, Janet Wang +2 more 2002-06-25
6275415 Multiple byte channel hot electron programming using ramped gate and source bias voltage Sameer Haddad, Ravi Sunkavalli, Wing Leung, John Chen, Ravi Prakash Gutala +1 more 2001-08-14
6262622 Breakdown-free high voltage input circuitry Peter Wung Lee, Fu-Chang Hsu, Hsing-Ya Tsao, Hung-Sheng Chen 2001-07-17
6258668 Array architecture and process flow of nonvolatile memory devices for mass storage applications Peter Wung Lee, Hung-Sheng Chen 2001-07-10
6252276 Non-volatile semiconductor memory device including assymetrically nitrogen doped gate oxide Mark T. Ramsbey, Sameer Haddad, Yu Sun, Chi Chang 2001-06-26
6236596 Biasing method and structure for reducing band-to-band and/or avalanche currents during the erase of flash memory devices Daniel Sobek, Timothy Thurgate, Scott Luning, Sameer Haddad 2001-05-22
6188604 Flash memory cell & array with improved pre-program and erase characteristics David Kuan-Yu Liu, Kou-Su Chen 2001-02-13
6185133 Flash EPROM using junction hot hole injection for erase David Kuan-Yu Liu, Kou-Su Chen 2001-02-06
6134150 Erase condition for flash memory Fu-Chang Hsu, Hsing-Ya Tsao, Peter Wung Lee, Hung-Sheng Chen 2000-10-17
6103602 Method and system for providing a drain side pocket implant Timothy Thurgate 2000-08-15
6046932 Circuit implementation to quench bit line leakage current in programming and over-erase correction modes in flash EEPROM Colin S. Bill, Sameer Haddad, Jonathan Su 2000-04-04
6025240 Method and system for using a spacer to offset implant damage and reduce lateral diffusion in flash memory devices Scott Luning, Mark Randolph, Nicholas H. Tripsas, Daniel Sobek, Janet Wang +2 more 2000-02-15
6001713 Methods for forming nitrogen-rich regions in a floating gate and interpoly dielectric layer in a non-volatile semiconductor memory device Mark T. Ramsbey, Sameer Haddad, Chi Chang, Yu Sun, Raymond Yu 1999-12-14
5972751 Methods and arrangements for introducing nitrogen into a tunnel oxide in a non-volatile semiconductor memory device Mark T. Ramsbey, Sameer Haddad, Yu Sun, Chi Chang 1999-10-26
5940709 Method and system for source only reoxidation after junction implant for flash memory devices 1999-08-17
5888867 Non-uniform threshold voltage adjustment in flash eproms through gate work function alteration Janet Wang, Scott Luning, Nicholas H. Tripsas 1999-03-30
5875130 Method for programming flash electrically erasable programmable read-only memory Sameer Haddad, Wing Leung, John Chen, Ravi Sunkavalli, Ravi Prakash Gutala +2 more 1999-02-23
5856946 Memory cell programming with controlled current injection Sameer Haddad, Chi Chang 1999-01-05