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

Robert A. Stein — 48 Patents

Ford: 42 patents #332 of 17,473Top 2%
MSMicrotouch Systems: 2 patents #5 of 20Top 25%
CDCo-Tech Development: 1 patents #8 of 20Top 40%
Merck: 1 patents #5,440 of 9,382Top 60%
RTX (Raytheon): 1 patents #8,290 of 15,912Top 55%
MTMonsanto Technology: 1 patents #1,973 of 1,728Top 115%
ESEthanol Boosting Systems: 1 patents #5 of 6Top 85%
Dayton, OH: #14 of 1,892 inventorsTop 1%
Ohio: #807 of 73,341 inventorsTop 2%
Overall (All Time): #57,596 of 4,157,543Top 2%
48 Patents All Time
Robert A. Stein has been granted 48 US patents while listed as an inventor at Ford. The first was granted in 1985 and the most recent in March 2015. Robert A. Stein ranks #57,596 of 4,157,543 US inventors in our database (top 1.4%). Patent records list Robert A. Stein in Dayton, OH, US.

Patents per Year

Patents granted per year, 1985 to 2015Bar chart with a peak of 7 patents in 2011.peak 71985: 1 patents19851989: 1 patents1992: 1 patents1994: 2 patents19941995: 1 patents1996: 1 patents1997: 2 patents19971999: 3 patents2001: 2 patents2002: 1 patents20022003: 2 patents2005: 1 patents2006: 2 patents20062007: 3 patents2008: 5 patents2009: 2 patents20092010: 5 patents2011: 7 patents2012: 3 patents20122013: 1 patents2014: 1 patents2015: 1 patents2015

Issued Patents All Time

Showing 1–25 of 48 patents

Patent #TitleCo-InventorsDateApprox Value ⓘ
8967089 Reformed ethanol engines David A. Morgenstern, Jennifer C. Wheeler 2015-03-03 $7,485,000
8817352 Optical switching assembly with over-center lock David G. Anthony 2014-08-26 $6,715,000
8347836 Method for controlling a variable event valvetrain Thomas G. Leone 2013-01-08 $8,197,000
8245690 Direct injection alcohol engine with boost and spark control 2012-08-21 $8,440,000
8176903 System and method for improving exhaust gas recirculation for a turbocharged engine Daniel Joseph Styles, Donald J. Lewis 2012-05-15 $10,016,000
8141356 Ethanol separation using air from turbo compressor Thomas G. Leone 2012-03-27 $15,893,000
8078386 Approach for reducing overheating of direct injection fuel injectors Kevin Durand Byrd 2011-12-13 $24,124,000
8028678 Direct injection alcohol engine with boost and spark control 2011-10-04 $37,352,000
7963275 System and method for improving exhaust gas recirculation for a turbocharged engine Daniel Joseph Styles, Donald J. Lewis 2011-06-21 $35,764,000
7957888 Approach for enhancing emissions control device warmup in a direct injection engine system Thomas G. Leone, Donald J. Lewis 2011-06-07 $39,506,000
7942128 Warm up strategy for ethanol direct injection plus gasoline port fuel injection Thomas G. Leone, Donald J. Lewis 2011-05-17 $34,869,000
7909019 Direct injection alcohol engine with boost and spark control 2011-03-22 $94,926,000
7869930 Approach for reducing overheating of direct injection fuel injectors Kevin Durand Byrd 2011-01-11 $37,812,000
7730872 Engine with water and/or ethanol direct injection plus gas port fuel injectors Thomas G. Leone, Michael Howard Shelby 2010-06-08 $44,927,000
7721710 Warm up strategy for ethanol direct injection plus gasoline port fuel injection Thomas G. Leone, Donald J. Lewis 2010-05-25 $57,595,000
7720592 Approach for enhancing emissions control device warmup in a direct injection engine system Thomas G. Leone, Donald J. Lewis 2010-05-18 $25,369,000
7681554 Approach for reducing injector fouling and thermal degradation for a multi-injector engine system Leslie Bromberg, Paul Blumberg, Daniel R. Cohn, John B. Heywood 2010-03-23 $72,083,000
7647916 Engine with two port fuel injectors Thomas G. Leone, Jeffrey C. Lyjak 2010-01-19 $52,168,000
7597072 System and method for operating a multiple fuel engine Stephen L. Hahn 2009-10-06 $56,844,000
7581528 Control strategy for engine employng multiple injection types Thomas G. Leone, Jeff Chester Lyjak, Michael Howard Shelby 2009-09-01 $256,181,000
7469667 Method for controlling a variable event valvetrain Thomas G. Leone 2008-12-30 $12,731,000
7461628 Multiple combustion mode engine using direct alcohol injection Paul Blumberg, Leslie Bromberg, Daniel R. Cohn, John B. Heywood, George Carver Davis +1 more 2008-12-09 $23,210,000
7426925 Warm up strategy for ethanol direct injection plus gasoline port fuel injection Thomas G. Leone, Donald J. Lewis 2008-09-23 $11,041,000
7395786 Warm up strategy for ethanol direct injection plus gasoline port fuel injection Thomas G. Leone, Donald J. Lewis 2008-07-08 $16,543,000
7325521 System and method for improved cam retard James Leiby, Tom G. Leone, Lester Ryder 2008-02-05 $15,404,000