Jack Kettlestrings has been granted 8 US patents while listed as an inventor at Apple . The first was granted in 1997 and the most recent in February 2023. Jack Kettlestrings ranks #600,572 of 4,157,543 US inventors in our database (top 14.4%). Patent records list Jack Kettlestrings in Naperville, IL, US.
Patents per Year Patents granted per year, 1997 to 2023 Bar chart with a peak of 2 patents in 2002. peak 2 1997: 1 patents 1997 2002: 2 patents 2002 2014: 1 patents 2014 2017: 1 patents 2017 2020: 1 patents 2020 2021: 1 patents 2021 2023: 1 patents 2023
Issued Patents All Time
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Showing 1–8 of 8 patents
Patent # Title Co-Inventors Date
11592256 Weighted magazine system for firearm training apparatus Michael Frank Hughes , Gregory Davis , Britton R Lentz 2023-02-28
10890416 Laser adjustment system for firearm training apparatus Michael Frank Hughes , Gregory Davis , Britt Lentz 2021-01-12
10557684 Shot indicating resetting trigger firearm training system Michael Frank Hughes , Gregory Davis , Britt Lentz 2020-02-11
9746271 Shot indicating resetting trigger firearm training system Michael Frank Hughes , Gregory Davis , Britt Lentz 2017-08-29
8646201 Shot indicating resetting trigger firearm training system Michael Frank Hughes , Gregory Davis , Britt Lentz 2014-02-11
6470536 Clip board with improved retention means Jason Todd Kettlestrings 2002-10-29
6375141 Hanger for vertical structural member — 2002-04-23
5636819 Toolless rafter and joist hanger — 1997-06-10
