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

Christopher R. Ritchie — 6 Patents

Micron: 4 patents #3,059 of 6,374Top 50%
Oracle: 1 patents #8,339 of 14,854Top 60%
San Diego, CA: #6,452 of 23,606 inventorsTop 30%
California: #94,478 of 386,348 inventorsTop 25%
Overall (All Time): #779,687 of 4,157,543Top 20%
6 Patents All Time
Christopher R. Ritchie has been granted 6 US patents while listed as an inventor at Micron. The first was granted in 2011 and the most recent in December 2025. Christopher R. Ritchie ranks #779,687 of 4,157,543 US inventors in our database (top 18.8%). Patent records list Christopher R. Ritchie in San Diego, CA, US.

Patents per Year

Patents granted per year, 2011 to 2024Bar chart with a peak of 2 patents in 2022.peak 22011: 1 patents20112021: 1 patents20212022: 2 patents20222024: 1 patents2024

Issued Patents All Time

Showing 1–6 of 6 patents

Patent #TitleCo-InventorsDateApprox Value ⓘ
12513903 Method for manufacturing a memory structure having stacked data lines and conductive structures on sides thereof Darwin A. Clampitt, Roger W. Lindsay, Shawn D. Lyonsmith, Matthew J. King, Lisa M. Clampitt 2025-12-30
11889683 Memory arrays comprising strings of memory cells and methods used in forming a memory array comprising strings of memory cells John D. Hopkins, Darwin A. Clampitt, Michael J. Puett 2024-01-30 $12,191,000
11521897 Methods of forming microelectronic devices Anilkumar Chandolu, Darwin A. Clampitt, S M Istiaque Hossain 2022-12-06 $18,045,000
11508746 Semiconductor device having a stack of data lines with conductive structures on both sides thereof Darwin A. Clampitt, Roger W. Lindsay, Shawn D. Lyonsmith, Matthew J. King, Lisa M. Clampitt 2022-11-22 $15,774,000
11043412 Methods of forming microelectronic devices, and related microelectronic devices and electronic systems Anilkumar Chandolu, Darwin A. Clampitt, S M Istiaque Hossain 2021-06-22 $20,485,000
7928996 Contact pressure analysis tool Donald A. Kearns 2011-04-19 $45,957,000