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

Anthony N. Speca — 52 Patents

ExxonMobil: 38 patents #201 of 10,161Top 2%
NCNational Petro Chemicals: 8 patents #3 of 8Top 40%
NCNational Distillers And Chemical: 6 patents #19 of 115Top 20%
Hoechst Gmbh: 4 patents #925 of 4,020Top 25%
Cincinnati, OH: #93 of 8,043 inventorsTop 2%
Ohio: #698 of 73,341 inventorsTop 1%
Overall (All Time): #50,240 of 4,157,543Top 2%
52 Patents All Time
Anthony N. Speca has been granted 52 US patents while listed as an inventor at ExxonMobil. The first was granted in 1980 and the most recent in April 2010. Anthony N. Speca ranks #50,240 of 4,157,543 US inventors in our database (top 1.2%). Patent records list Anthony N. Speca in Cincinnati, OH, US.

Patents per Year

Patents granted per year, 1980 to 2010Bar chart with a peak of 6 patents in 2000.peak 61980: 2 patents19801981: 2 patents1982: 1 patents1983: 1 patents19831984: 1 patents1985: 4 patents1986: 1 patents19861987: 3 patents1991: 2 patents1996: 1 patents19961997: 3 patents1998: 2 patents1999: 2 patents19992000: 6 patents2002: 1 patents2003: 5 patents20032004: 2 patents2005: 2 patents2006: 1 patents20062007: 4 patents2008: 3 patents2009: 2 patents20092010: 1 patents2010

Issued Patents All Time

Showing 1–25 of 52 patents

Patent #TitleCo-InventorsDateApprox Value ⓘ
7691955 Catalyst activation and resins therefrom Scott Roger, Thomas W. Towles, Stanley J. Katzen 2010-04-06 $233,895,000
7632901 Catalyst system and process Stanley J. Katzen, Zerong Lin, James Kendrick, Scott Roger 2009-12-15 $210,809,000
7494626 Methods of delivering catalyst systems for propylene polymerization Lawrence C. Smith, James Charles Vizzini, Ted A. Powell, Terry J. Burkhardt, Shiaw Ju 2009-02-24 $643,430,000
7384885 Catalyst activation and resins therefrom Scott Roger, Thomas W. Towles, Stanley J. Katzen 2008-06-10 $211,406,000
7381778 Method of preparing a treated support Stanley J. Katzen 2008-06-03 $372,815,000
7375169 Method for catalyst preparation and improved polyethylene blow molding resin Edward F. Smith, Stanley J. Katzen, Thomas W. Towles 2008-05-20 $397,166,000
7262259 Method of preparing a treated support Stanley J. Katzen 2007-08-28 $629,888,000
7232868 Methods of delivering catalyst systems for propylene polymerization Lawrence C. Smith, James Charles Vizzini, Ted A. Powell, Terry J. Burkhardt, Shiaw Ju 2007-06-19 $195,076,000
7217676 Hydrophobization and silica for supported catalyst George Rodriguez, Matthew C. Kuchta, David H. McConville, Terry J. Burkhardt 2007-05-15 $358,178,000
7192901 Method of preparing a treated support Stanley J. Katzen 2007-03-20 $340,537,000
7026040 Oriented films from improved propylene polymers Aspy K. Mehta, Michael Chen, Chon-Yie Lin, James J. McAlpin, Kelly Tormaschy 2006-04-11 $193,823,000
6921798 Polymerization process James Kendrick, Scott Roger, Stanley J. Katzen, Zerong Lin 2005-07-26 $744,705,000
6846770 Highly active supported catalyst compositions 2005-01-25 $106,404,000
6809057 Chromium compounds and olefin polymerization processes utilizing them Zerong Lin, Robert T. Li, Stanley J. Katzen, David H. McConville 2004-10-26 $150,659,000
6806316 Propylene polymers for oriented films Aspy K. Mehta, Michael Chen, Chon-Yie Lin, James J. McAlpin, Kelly Tormaschy 2004-10-19 $345,756,000
6667272 Highly active supported catalyst compositions 2003-12-23 $453,960,000
6664348 Highly active supported catalyst compositions 2003-12-16 $185,219,000
6583227 Propylene polymers for films Aspy K. Mehta, Michael Chen, James J. McAlpin, Kelly Tormaschy, Chon-Yie Lin 2003-06-24 $246,176,000
6576306 Propylene polymers for films Aspy K. Mehta, Michael Chen, James J. McAlpin, Kelly Tormaschy, Chon-Yie Lin 2003-06-10 $255,330,000
6524988 Highly active supported catalyst compositions 2003-02-25 $193,179,000
6368999 Highly active supported catalyst compositions 2002-04-09 $385,924,000
6140432 Polymerization catalyst systems, their production and use Agapios K. Agapiou, Chi-I Kuo, Michael E. Muhle 2000-10-31 $456,275,000
6124230 Polymerization catalyst systems, their production and use Jeffrey L. Brinen 2000-09-26 $397,799,000
6117955 Polymerization catalyst systems, their production and use Agapios K. Agapiou, Chi-I Kuo, Michael E. Muhle 2000-09-12 $527,318,000
6114479 Polymerization catalyst systems, their production and use Jeffrey L. Brinen 2000-09-05 $379,410,000