Patent Leaderboard
USPTO Patent Rankings Data through Dec 31, 2025
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John W. Vanderpot — 21 Patents

ATAxcelis Technologies: 9 patents #25 of 300Top 9%
NSNovellus Systems: 2 patents #345 of 780Top 45%
SESensitech: 2 patents #4 of 13Top 35%
VAVarian: 2 patents #151 of 684Top 25%
VAVarian Semiconductor Equipment Associates: 2 patents #228 of 513Top 45%
Rockport, MA: #14 of 101 inventorsTop 15%
Massachusetts: #5,325 of 88,656 inventorsTop 7%
Overall (All Time): #201,324 of 4,157,543Top 5%
21 Patents All Time
John W. Vanderpot has been granted 21 US patents while listed as an inventor at Axcelis Technologies. The first was granted in 1990 and the most recent in August 2009. John W. Vanderpot ranks #201,324 of 4,157,543 US inventors in our database (top 4.8%). Patent records list John W. Vanderpot in Rockport, MA, US.

Issued Patents All Time

Showing 1–21 of 21 patents

Patent #TitleCo-InventorsDateApprox Value ⓘ
7579604 Beam stop and beam tuning methods Yongzhang Huang 2009-08-25 $3,050,000
7547899 Charged beam dump and particle attractor Yongzhang Huang 2009-06-16 $1,152,000
7547898 Particulate prevention in ion implantation Donald W. Berrian 2009-06-16 $1,152,000
7381977 Ion beam profiler John D. Pollock, Donald W. Berrian 2008-06-03 $2,275,000
7323695 Reciprocating drive for scanning a workpiece John D. Pollock, Donald W. Berrian 2008-01-29 $4,073,000
7141809 Method for reciprocating a workpiece through an ion beam John D. Pollock, Donald W. Berrian 2006-11-28 $7,019,000
7135691 Reciprocating drive for scanning a workpiece through an ion beam John D. Pollock, Donald W. Berrian 2006-11-14 $7,427,000
6921907 Substrate positioning system Donald W. Berrian, John D. Pollock 2005-07-26 $7,566,000
6777687 Substrate positioning system Donald W. Berrian, John D. Pollock 2004-08-17 $5,436,000
6765219 Hybrid scanning system and methods for ion implantation Donald W. Berrian, John D. Pollock 2004-07-20 $11,278,000
6428262 Compact load lock system for ion beam processing of foups John D. Pollock 2002-08-06 $560,000
6172372 Scanning system with linear gas bearings and active counter-balance options 2001-01-09 $21,397,000
6082297 Encapsulated thermofoil heater apparatus and associated methods John D. Pollock 2000-07-04
5984391 Microfeature wafer handling apparatus and methods John D. Pollock 1999-11-16 $29,582,000
RE36200 Disposable electronic monitor device Donald W. Berrian, Ernest Santin, William A. Tout, Peter M. Nunes 1999-04-27
5789867 Apparatus and method for igniting plasma in a process module Han Westendorp, Hans Meiling, Donald W. Berrian 1998-08-04
5595784 Titanium nitride and multilayers formed by chemical vapor deposition of titanium halides Robert Kaim 1997-01-21
5565036 Apparatus and method for igniting plasma in a process module Han Westendorp, Hans Meiling, Donald W. Berrian 1996-10-15
5313848 Disposable electronic monitor device Ernest Santin, William A. Tout, Peter M. Nunes, Donald W. Berrian 1994-05-24
4980562 Method and apparatus for high efficiency scanning in an ion implanter Donald W. Berrian, Robert Kaim 1990-12-25
4922106 Ion beam scanning method and apparatus Donald W. Berrian, Robert Kaim 1990-05-01 $2,521,000