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USPTO Patent Rankings Data through Dec 31, 2025
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Maria C. Chan — 17 Patents

AMD: 17 patents #682 of 9,280Top 8%
San Jose, CA: #3,861 of 32,062 inventorsTop 15%
California: #35,467 of 386,348 inventorsTop 10%
Overall (All Time): #263,971 of 4,157,543Top 7%
17 Patents All Time
Maria C. Chan has been granted 17 US patents while listed as an inventor at AMD. The first was granted in 1999 and the most recent in March 2006. Maria C. Chan ranks #263,971 of 4,157,543 US inventors in our database (top 6.3%). Patent records list Maria C. Chan in San Jose, CA, US.

Patents per Year

Patents granted per year, 1999 to 2006Bar chart with a peak of 6 patents in 2000.peak 61999: 1 patents19992000: 6 patents20002001: 2 patents20012002: 4 patents20022003: 3 patents20032006: 1 patents2006

Issued Patents All Time

Showing 1–17 of 17 patents

Patent #TitleCo-InventorsDateApprox Value ⓘ
7012008 Dual spacer process for non-volatile memory devices Jeffrey A. Shields, Tuan Pham, Mark T. Ramsbey, Yu Sun, Angela T. Hui 2006-03-14 $17,128,000
6610580 Flash memory array and a method and system of fabrication thereof Hao Fang, Mark S. Chang, Mike Templeton 2003-08-26 $4,773,000
6603211 Method and system for providing a robust alignment mark at thin oxide layers Michael K. Templeton, Hao Fang, King Wai Kelwin Ko 2003-08-05 $3,941,000
6593245 Silicon nitride etch process with critical dimension gain 2003-07-15 $1,952,000
6495435 Method for improved control of lines adjacent to a select gate using a mask assist feature Michael K. Templeton, Hao Fang 2002-12-17 $3,175,000
6455888 Memory cell structure for elimination of oxynitride (ONO) etch residue and polysilicon stringers Kathleen R. Early, Michael K. Templeton, Nicholas H. Tripsas 2002-09-24 $1,057,000
6448594 Method and system for processing a semiconductor device Hao Fang, Lu You, Mark S. Chang, King Wai Kelwin Ko 2002-09-10 $1,244,000
6352930 Bilayer anti-reflective coating and etch hard mask Kathleen R. Early, Suzette K. Pangrle, Lewis Shen 2002-03-05 $11,927,000
6306706 Method and system for fabricating a flash memory array Hao Fang, Mark S. Chang 2001-10-23 $2,669,000
6232002 Bilayer anti-reflective coating and etch hard mask Kathleen R. Early, Suzette K. Pangrle, Lewis Shen 2001-05-15 $7,906,000
6110833 Elimination of oxynitride (ONO) etch residue and polysilicon stringers through isolation of floating gates on adjacent bitlines by polysilicon oxidation Kathleen R. Early, Michael K. Templeton, Nicholas H. Tripsas 2000-08-29 $7,735,000
6087271 Methods for removal of an anti-reflective coating following a resist protect etching process William G. En, Minh Van Ngo, Olov Karlsson, Christopher F. Lyons 2000-07-11 $9,020,000
6046085 Elimination of poly stringers with straight poly profile 2000-04-04 $6,962,000
6043120 Elimination of oxynitride (ONO) etch residue and polysilicon stringers through isolation of floating gates on adjacent bitlines by polysilicon oxidation Kathleen R. Early, Michael K. Templeton, Nicholas H. Tripsas 2000-03-28 $9,076,000
6030868 Elimination of oxynitride (ONO) etch residue and polysilicon stringers through isolation of floating gates on adjacent bitlines by polysilicon oxidation Kathleen R. Early, Michael K. Templeton, Nicholas H. Tripsas, Mark T. Ramsbey 2000-02-29 $3,732,000
6027959 Methods for in-situ removal of an anti-reflective coating during a nitride resistor protect etching process William G. En, Minh Van Ngo, Olov Karlsson 2000-02-22 $6,407,000
5933729 Reduction of ONO fence during self-aligned etch to eliminate poly stringers 1999-08-03 $2,588,000