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

David N. Wang — 43 Patents

Applied Materials: 39 patents #240 of 7,310Top 4%
BLBell Telephone Laboratories: 4 patents #115 of 1,445Top 8%
Green Brook, NJ: #2 of 112 inventorsTop 2%
New Jersey: #1,222 of 69,400 inventorsTop 2%
Overall (All Time): #69,380 of 4,157,543Top 2%
43 Patents All Time
David N. Wang has been granted 43 US patents while listed as an inventor at Applied Materials. The first was granted in 1981 and the most recent in January 2001. David N. Wang ranks #69,380 of 4,157,543 US inventors in our database (top 1.7%). Patent records list David N. Wang in Green Brook, NJ, US.

Patents per Year

Patents granted per year, 1981 to 2001Bar chart with a peak of 6 patents in 1993.peak 61981: 1 patents19811982: 2 patents1983: 3 patents19831986: 1 patents1987: 1 patents19871989: 3 patents1990: 4 patents19901991: 4 patents1992: 3 patents19921993: 6 patents1994: 6 patents19941998: 2 patents1999: 3 patents19992000: 3 patents2001: 1 patents2001

Issued Patents All Time

Showing 1–25 of 43 patents

Patent #TitleCo-InventorsDateApprox Value ⓘ
6167834 Thermal CVD/PECVD reactor and use for thermal chemical vapor deposition of silicon dioxide and in-situ multi-step planarized process John M. White, Kam S. Law, Cissy Leung, Salvador P. Umotoy, Kenneth S. Collins +3 more 2001-01-02 $117,838,000
RE36623 Process for PECVD of silicon oxide using TEOS decomposition John M. White, Kam S. Law, Cissy Leung, Salvador P. Umotoy, Kenneth S. Collins +3 more 2000-03-21
6040022 PECVD of compounds of silicon from silane and nitrogen Mei Chang, John M. White, Dan Maydan 2000-03-21 $238,998,000
6020270 Bomine and iodine etch process for silicon and silicides Jerry Wong, Mei Chang, Alfred Mak, Dan Maydan 2000-02-01 $104,078,000
5882165 Multiple chamber integrated process system Dan Maydan, Sasson Somekh, David Cheng, Masato Toshima, Isaac Harari +1 more 1999-03-16 $34,969,000
5874362 Bromine and iodine etch process for silicon and silicides Jerry Wong, Mei Chang, Alfred Mak, Dan Maydan 1999-02-23 $104,651,000
5871811 Method for protecting against deposition on a selected region of a substrate John M. White, Kam S. Law, Cissy Leung, Salvador P. Umotoy, Kenneth S. Collins +3 more 1999-02-16 $63,876,000
5773100 PECVD of silicon nitride films Mei Chang, John M. White, Dan Maydan 1998-06-30 $26,844,000
5755886 Apparatus for preventing deposition gases from contacting a selected region of a substrate during deposition processing John M. White, Kam S. Law, Cissy Leung, Salvador P. Umotoy, Kenneth S. Collins +3 more 1998-05-26 $31,043,000
5362526 Plasma-enhanced CVD process using TEOS for depositing silicon oxide John M. White, Kam S. Law, Cissy Leung, Salvador P. Umotoy, Kenneth S. Collins +3 more 1994-11-08 $22,807,000
5354715 Thermal chemical vapor deposition of silicon dioxide and in-situ multi-step planarized process John M. White, Kam S. Law, Cissy Leung, Salvador P. Umotoy, Kenneth S. Collins +3 more 1994-10-11 $11,023,000
5354387 Boron phosphorus silicate glass composite layer on semiconductor wafer Peter Wai-Man Lee, Makoto Nagashima, Kazuto Fukuma, Tetsuya Sato 1994-10-11 $11,023,000
5314845 Two step process for forming void-free oxide layer over stepped surface of semiconductor wafer Peter Wai-Man Lee, Makoto Nagashima, Kazuto Fukuma, Tatsuya Sato 1994-05-24 $20,926,000
5300460 UHF/VHF plasma for use in forming integrated circuit structures on semiconductor wafers Kenneth S. Collins, Craig A. Roderick, Chan-Lon Yang, Dan Maydan 1994-04-05 $43,028,000
5292393 Multichamber integrated process system Dan Maydan, Sasson Somekh, David Cheng, Masato Toshima, Isaac Harari +1 more 1994-03-08 $14,461,000
5244841 Method for planarizing an integrated circuit structure using low melting inorganic material and flowing while depositing Jeffrey Marks, Kam S. Law, Dan Maydan 1993-09-14 $28,873,000
5219485 Materials and methods for etching silicides, polycrystalline silicon and polycides Mei Chang, T. K. Leong, deceased, Peter Leong 1993-06-15 $8,505,000
5215619 Magnetic field-enhanced plasma etch reactor David Cheng, Dan Maydan, Sasson Somekh, Kenneth R. Stalder, Dana L. Andrews +4 more 1993-06-01 $24,593,000
5213650 Apparatus for removing deposits from backside and end edge of semiconductor wafer while preventing removal of materials from front surface of wafer Lawrence Chung-Lai Lei, Mei Chang, Cissy Leung 1993-05-25 $23,976,000
5210466 VHF/UHF reactor system Kenneth S. Collins, Craig A. Roderick, Chan-Lon Yang, Dan Maydan 1993-05-11 $23,923,000
5204288 Method for planarizing an integrated circuit structure using low melting inorganic material Jeffrey Marks, Kam S. Law, Dan Maydan 1993-04-20 $19,002,000
5166101 Method for forming a boron phosphorus silicate glass composite layer on a semiconductor wafer Peter Wai-Man Lee, Makoto Nagashima, Kazuto Fukuma, Tetsuya Sato 1992-11-24 $17,878,000
5112435 Materials and methods for etching silicides, polycrystalline silicon and polycides Mei Cheng, Toung K. Leong, deceased 1992-05-12 $4,643,000
5112776 Method for planarizing an integrated circuit structure using low melting inorganic material and flowing while depositing Jeffrey Marks, Kam S. Law, Dan Mayden 1992-05-12 $4,643,000
5075256 Process for removing deposits from backside and end edge of semiconductor wafer while preventing removal of materials from front surface of wafer Lawrence Chung-Lai Lei, Mei Chang, Cissy Leung 1991-12-24 $6,723,000