Patent Leaderboard
USPTO Patent Rankings Data through Dec 31, 2025
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Ian W. McGiffen — 14 Patents

CUCummins: 9 patents #156 of 2,217Top 8%
CPCummins Intellectual Property: 3 patents #17 of 116Top 15%
CPCummins Intellectual Properties: 1 patents #22 of 77Top 30%
Rugby, IN: #1 of 2 inventorsTop 50%
Indiana: #2,490 of 33,936 inventorsTop 8%
Overall (All Time): #332,869 of 4,157,543Top 9%
14 Patents All Time
Ian W. McGiffen has been granted 14 US patents while listed as an inventor at Cummins. The first was granted in 2013 and the most recent in June 2025. Ian W. McGiffen ranks #332,869 of 4,157,543 US inventors in our database (top 8.0%). Patent records list Ian W. McGiffen in Rugby, IN, US.

Patents per Year

Patents granted per year, 2013 to 2025Bar chart with a peak of 2 patents in 2015.peak 22013: 1 patents20132015: 2 patents20152016: 1 patents20162017: 2 patents20172019: 1 patents20192020: 1 patents20202022: 2 patents20222024: 2 patents20242025: 2 patents2025

Issued Patents All Time

Showing 1–14 of 14 patents

Patent #TitleCo-InventorsDateApprox Value ⓘ
12326129 Rotatable bypass assembly for fuel system Dathan Wayne Hunter, Luke Joseph Langellier, Andrew Joseph Stauffer, Andre Joseph Dusek, Ryan Robert Reiser 2025-06-10
12221913 Methods and systems for removing deposits in an aftertreatment system to minimize visible smoke emissions Todd C. Bouws, Ankit Raghunath Lad, Joshua A. Lantz, Boopathi Singalandapuram Mahadevan, Douglas A. Roxbury 2025-02-11
11959410 Diesel exhaust fluid doser protection during cold ambient temperature conditions using cylinder cutout methods Ankit Raghunath Lad, Joshua A. Lantz, Vaibhav J. Lawand, Nicholas R. Lewis, Arulkumaran Muthukumarasamy 2024-04-16 $40,381,000
11898480 Methods and systems for removing deposits in an aftertreatment system to minimize visible smoke emissions Todd C. Bouws, Ankit Raghunath Lad, Joshua A. Lantz, Boopathi Singalandapuram Mahadevan, Douglas A. Roxbury 2024-02-13 $38,503,000
11466604 Diesel exhaust fluid doser protection during cold ambient temperature conditions using cylinder cutout methods Ankit Raghunath Lad, Joshua A. Lantz, Vaibhav J. Lawand, Nicholas R. Lewis, Arulkumaran Muthukumarasamy 2022-10-11 $32,681,000
11434797 Methods and systems for removing deposits in an aftertreatment system to minimize visible smoke emissions Todd C. Bouws, Ankit Raghunath Lad, Joshua A. Lantz, Boopathi Singalandapuram Mahadevan, Douglas A. Roxbury 2022-09-06 $25,395,000
10533514 Selective fuel on time and combustion centroid modulation to compensate for injection nozzle cavitation and maintain engine power output and emissions for large bore high-speed diesel engine Phanindra V. Garimella, John L. Hoehne, Chandan Mahato, Boopathi Singalandapuram Mahadevan, Pagalavan Mathari Bakthavatsalam +1 more 2020-01-14 $21,802,000
10480441 System and method for controlling exhaust gas temperature John L. Hoehne, Chandan Mahato, Paul Daniel Borisuk, Boopathi Singalandapuram Mahadevan 2019-11-19 $11,175,000
9587567 Selective cylinder deactivation apparatus and method for high power diesel engines Boopathi Singalandapuram Mahadevan, Chandan Mahato, John L. Hoehne 2017-03-07 $28,206,000
9567940 Engine arrangement for enhanced cooling David P. Genter, Keith A. Gunter, Joseph A. Worthington 2017-02-14 $28,879,000
9464591 Cylinder liner seal arrangement and method of providing the same Joseph A. Worthington, Terry M. Shaw, David P. Genter, Dan E. Richardson, Mark G. Luehrmann +1 more 2016-10-11
9206764 Engine arrangement for enhanced cooling David P. Genter, Keith A. Gunter, Joseph A. Worthington 2015-12-08
9127617 Internal combustion engine having improved cooling arrangement Joseph A. Worthington, Keith A. Gunter 2015-09-08
8601995 Cylinder liner seal arrangement and method of providing the same Joseph A. Worthington, Terry M. Shaw, Dave Genter, Dan E. Richardson, Mark G. Luehrmann +1 more 2013-12-10