Roger S. Clarke has been granted 13 US patents while listed as an inventor at Automatic Timing & Controls . The first was granted in 1988 and the most recent in August 2025. Roger S. Clarke ranks #362,438 of 4,157,543 US inventors in our database (top 8.7%). Patent records list Roger S. Clarke in Santa Fe, IN, US.
Patents per Year Patents granted per year, 1988 to 2025 Bar chart with a peak of 4 patents in 2024. peak 4 1988: 2 patents 1988 1997: 1 patents 1997 1999: 1 patents 1999 2004: 1 patents 2004 2015: 1 patents 2015 2022: 1 patents 2022 2023: 1 patents 2023 2024: 4 patents 2024 2025: 1 patents 2025
Issued Patents All Time
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Showing 1–13 of 13 patents
Patent # Title Co-Inventors Date
12385954 Compact combination electrical panel safety monitor and test point Bryan P. Van Itallie , Aaron Tuttle , Connor Meehan 2025-08-12
12000872 Compact test point device Charles Ronald Adkins, Jr. , Gang Chen 2024-06-04
11913978 Wireless voltage measurement, testing and analytics system Charles Ronald Adkins, Jr. , Gang Chen 2024-02-27
11913979 Compact combination electrical panel safety monitor and test point Bryan P. Van Itallie , Aaron Tuttle , Connor Meehan 2024-02-27
11885837 Ultra-low leakage test verification circuit — 2024-01-30
11709208 Test point device Charles Ronald Adkins, Jr. , Gang Chen 2023-07-25
11506692 Ultra-low leakage test verification circuit — 2022-11-22
9013296 Electrical panel safety monitor — 2015-04-21
6703938 Electrical panel safety monitor — 2004-03-09
5986557 Three-phase fuse status indicator — 1999-11-16
5627417 Compressor minimum off-time switch for series connection with delay-on-break feature — 1997-05-06
4789276 Twist drill for tough plastics — 1988-12-06
4773287 Open-ended ratchet wrench — 1988-09-27