Benjamin Petro — 8 Patents at Cabot Microelectronics

Benjamin Petro has been granted 8 US patents while listed as an inventor at Cabot Microelectronics. The first was granted in 2017 and the most recent in April 2025. Benjamin Petro ranks #600,572 of 4,157,543 US inventors in our database (top 14.4%). Patent records list Benjamin Petro in St. Charles, IL, US.

Issued Patents All Time

Showing 1–8 of 8 patents

Patent #	Title	Co-Inventors	Date	Approx Value ⓘ
12269969	Polishing composition and method with high selectivity for silicon nitride and polysilicon over silicon oxide	Juyeon Chang, Brittany Johnson	2025-04-08
11725116	CMP composition including a novel abrasive	Alexander W. Hains, Kim Marie Long, Steven Grumbine, Roman A. Ivanov, Kevin P. Dockery +2 more	2023-08-15
10418248	Method of polishing group III-V materials	Glenn Whitener, William Ward	2019-09-17	$5,680,000
10124464	Corrosion inhibitors and related compositions and methods	Mary Cavanaugh, Steven Kraft, Andrew R. Wolff, Phillip W. Carter, Elise Sikma +1 more	2018-11-13	$17,359,000
9944828	Slurry for chemical mechanical polishing of cobalt	Elise Sikma, Witold Paw, Jeffrey Cross, Glenn Whitener	2018-04-17	$16,536,000
9850403	Cobalt polishing accelerators	Steven Kraft, Andrew R. Wolff, Phillip W. Carter, Kristin Hayes	2017-12-26	$8,256,000
9834704	Cobalt dishing control agents	Steven Kraft, Andrew R. Wolff, Phillip W. Carter	2017-12-05	$14,896,000
9688885	Cobalt polishing accelerators	Steven Kraft, Andrew R. Wolff, Phillip W. Carter, Kristin Hayes	2017-06-27	$7,964,000

Benjamin Petro — 8 Patents

Issued Patents All Time

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