Patent Leaderboard
USPTO Patent Rankings Data through Dec 31, 2025
LC

Lap Chan — 127 Patents

CMChartered Semiconductor Manufacturing: 122 patents #2 of 840Top 1%
NSNational University Of Singapore: 23 patents #4 of 1,623Top 1%
IMInstitute Of Microelectronics: 3 patents #18 of 153Top 15%
NUNanyang Technological University: 2 patents #168 of 1,285Top 15%
GPGlobalfoundries Singapore Pte.: 2 patents #291 of 828Top 40%
Overall (All Time): #8,845 of 4,157,543Top 1%
127 Patents All Time
Lap Chan has been granted 127 US patents while listed as an inventor at Chartered Semiconductor Manufacturing. The first was granted in 1998 and the most recent in October 2023. Lap Chan ranks #8,845 of 4,157,543 US inventors in our database (top 0.21%). Patent records list Lap Chan in Singapore, CA, SG.

Issued Patents All Time

Showing 1–25 of 127 patents

Patent #TitleCo-InventorsDateApprox Value ⓘ
11802370 Method for decolorizing textiles Edwin Yee Man Keh, Lei Yao, Hok Chung Chan, Sai Lung Fung, Un Teng Lam +1 more 2023-10-31
8354321 Method for fabricating semiconductor devices with reduced junction diffusion Benjamin Colombeau, Sai-Hooi Yeong, Francis Benistant, Bangun Indajang 2013-01-15
8053340 Method for fabricating semiconductor devices with reduced junction diffusion Benjamin Colombeau, Sai-Hooi Yeong, Francis Benistant, Bangun Indajang 2011-11-08
7935632 Reduced metal pipe formation in metal silicide contacts Wei Tong, K. Suresh Kumar, Miow Chin Tan 2011-05-03
7932152 Method of forming a gate stack structure Will K. Wong, Alan Lek 2011-04-26
7888224 Method for forming a shallow junction region using defect engineering and laser annealing Kuang Kian Ong, Sai-Hooi Yeong, Kin Leong Pey, Yung Fu Chong 2011-02-15
7573081 Method to fabricate horizontal air columns underneath metal inductor Kok Wai Chew, Cher Liang Cha, Chee Tee Chua 2009-08-11 $299,000
7570144 Integrated transformer and method of fabrication thereof Chee Chong Lim, Kok Wai Chew, Kiat Seng Yeo, Suh Fei Lim, Manh Anh Do 2009-08-04 $613,000
7382027 MOSFET device with low gate contact resistance Purakh Raj Verma, Sanford Chu, Yelehanka Ramachandramurthy Pradeep, Kai Shao, Jia Zhen Zheng 2008-06-03 $167,000
7313780 System and method for designing semiconductor photomasks Andrew Khoh, Byong-Il Choi, Ganesh Samudra, Yihong Wu 2007-12-25
7250669 Process to reduce substrate effects by forming channels under inductor devices and around analog blocks Sanford Chu, Chit Hwei Ng, Purakh Raj Verma, Jia Zhen Zheng, Johnny Kok Wai Chew +1 more 2007-07-31 $325,000
7238971 Self-aligned lateral heterojunction bipolar transistor Jian Xun Li, Purakh Raj Verma, Jia Zhen Zheng, Shao-fu Sanford Chu 2007-07-03 $211,000
7112866 Method to form a cross network of air gaps within IMD layer Cher Liang Cha, Kheng Chok Tee 2006-09-26 $320,000
7105420 Method to fabricate horizontal air columns underneath metal inductor Kok Wai Chew, Cher Liang Cha, Chee Tee Chua 2006-09-12 $329,000
7060573 Extended poly buffer STI scheme Victor Lim, Feng Chen, Wang Ling Goh 2006-06-13 $118,000
7049201 Method and apparatus for a heterojunction bipolar transistor using self-aligned epitaxy Purakh Raj Verma, Shao-fu Sanford Chu, Jian Xun Li, Jia Zhen Zheng 2006-05-23 $405,000
7037791 Application of single exposure alternating aperture phase shift mask to form sub 0.18 micron polysilicon gates Lay Cheng Choo, James Yong Meng Lee 2006-05-02 $438,000
7030451 Method and apparatus for performing nickel salicidation Pooi See Lee, Kin Leong Pey, Alex See 2006-04-18 $191,000
7022578 Heterojunction bipolar transistor using reverse emitter window Purakh Raj Verma, Shao-fu Sanford Chu, Jian Xun Li, Zhen Jia Zheng 2006-04-04 $129,000
6972237 Lateral heterojunction bipolar transistor and method of manufacture using selective epitaxial growth Purakh Raj Verma, Shao-fu Sanford Chu, Jia Zhen Zheng, Jian Xun Li 2005-12-06 $184,000
6962850 Process to manufacture nonvolatile MOS memory device Vincent Ho, Wee Kiong Choi, Wai Kin Chim, Vivian Ng, Cheng Lin Heng +1 more 2005-11-08 $158,000
6924202 Heterojunction bipolar transistor with self-aligned emitter and sidewall base contact Jian Xun Li, Purakh Raj Verma, Jia Zhen Zheng, Shao-fu Sanford Chu 2005-08-02 $92,000
6908824 Self-aligned lateral heterojunction bipolar transistor Jian Xun Li, Purakh Raj Verma, Jia Zhen Zheng, Shao-fu Sanford Chu 2005-06-21 $140,000
6903013 Method to fill a trench and tunnel by using ALD seed layer and electroless plating Sanford Chu, Chit Hwei Ng, Yong Ju, Jia Zhen Zheng 2005-06-07 $143,000
6899857 Method for forming a region of low dielectric constant nanoporous material using a microemulsion technique Soo Choi Pheng, Wang Cui Yang, Siew Yong Kong, Alex See 2005-05-31 $260,000