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

James Taylor Czarnowski — 26 Patents

HCHobie Cat: 17 patents #2 of 12Top 20%
HIHobie Cat Ip: 7 patents #1 of 10Top 10%
Fallbrook, CA: #12 of 304 inventorsTop 4%
California: #20,975 of 386,348 inventorsTop 6%
Overall (All Time): #150,017 of 4,157,543Top 4%
26 Patents All Time
James Taylor Czarnowski has been granted 26 US patents while listed as an inventor at Hobie Cat. The first was granted in 2008 and the most recent in November 2025. James Taylor Czarnowski ranks #150,017 of 4,157,543 US inventors in our database (top 3.6%). Patent records list James Taylor Czarnowski in Fallbrook, CA, US.

Patents per Year

Patents granted per year, 2008 to 2025Bar chart with a peak of 4 patents in 2016.peak 42008: 1 patents20082009: 1 patents2011: 1 patents20112013: 1 patents2014: 2 patents20142016: 4 patents2017: 4 patents20172018: 2 patents2019: 1 patents20192021: 1 patents2022: 2 patents20222023: 1 patents2024: 2 patents20242025: 3 patents2025

Issued Patents All Time

Showing 1–25 of 26 patents

Patent #TitleCo-InventorsDate
12479558 Support assemblies for watercrafts and related methods of assembly Jason Christopher Kardas, William John Broadway, Drew William Brackett, Philip James Dow, Elizabeth Catherine Sexton +1 more 2025-11-25
12459613 Retractable hull mounting data collecting system Jason Christopher Kardas, Drew William Brackett, William John Broadway, Phillip James Dow, Elizabeth Catherine Sexton +1 more 2025-11-04
12384493 Drain mechanism for watercraft Drew William Brackett 2025-08-12
12122498 Modular rudder system Drew William Brackett, William John Broadway, Mark Joseph Johnson, Jason Christopher Kardas, Victor Daniel Ortiz +3 more 2024-10-22
11866132 Retractable hull mounting data collecting system Jason Christopher Kardas, Drew William Brackett, William John Broadway, Philip James Dow, Elizabeth Catherine Sexton +1 more 2024-01-09
11639215 Modular rudder system Drew William Brackett, William John Broadway, Mark Joseph Johnson, Jason Christopher Kardas, Victor Daniel Ortiz +3 more 2023-05-02
11390367 Modular rudder system Drew William Brackett, William John Broadway, Mark Joseph Johnson, Jason Christopher Kardas, Victor Daniel Ortiz +3 more 2022-07-19
11305858 Modular rudder system Drew William Brackett, William John Broadway, Mark Joseph Johnson, Jason Christopher Kardas, Victor Daniel Ortiz +3 more 2022-04-19
11091235 Retractable hull mounting data collecting system Jason Christopher Kardas, Drew William Brackett, William John Broadway, Phillip James Dow, Elizabeth Catherine Sexton +1 more 2021-08-17
10259553 Propulsion device for watercraft Philip James Dow, Gregory Scott Ketterman, Jason Christopher Kardas, Drew William Brackett, Shane Yellin +1 more 2019-04-16
10005531 ARC crank William John Broadway, Gregory Scott Ketterman, Jason Christopher Kardas, Philip James Dow, Drew William Brackett +2 more 2018-06-26
9981726 Reversing propulsion device for watercraft Gregory Scott Ketterman, Jason Christopher Kardas, Philip James Dow 2018-05-29
9738362 Flow fin Gregory Scott Ketterman, Jason Christopher Kardas, Philip James Dow, Drew William Brackett, Shane Yellin +1 more 2017-08-22
9731802 Fin for oscillating foil propulsion system Gregory Scott Ketterman 2017-08-15
9604703 Rail mounting system Jason Christopher Kardas, Gregory Scott Ketterman, Philip James Dow, Drew William Brackett 2017-03-28
9540086 Fin for oscillating foil propulsion system Gregory Scott Ketterman 2017-01-10
9527555 Adjustable kayak chair IM Gregory Scott Ketterman, Jason Christopher Kardas, Philip James Dow, Drew William Brackett 2016-12-27
9475559 Foot operated propulsion system for watercraft Gregory Scott Ketterman, Jason Christopher Kardas, Philip James Dow, Graeme Stuart Wicks, Drew William Brackett 2016-10-25
9359052 Reversing propulsion device for watercraft Gregory Scott Ketterman, Jason Christopher Kardas, Philip James Dow 2016-06-07
9345762 Stayed roller furler Philip James Dow, Gregory Scott Ketterman, Jason Christopher Kardas 2016-05-24
8869731 Adjustable kayak chair Philip James Dow, Jason Christopher Kardas, Gregory Scott Ketterman 2014-10-28
8753156 Remote drive Gregory Scott Ketterman, Jason Christopher Kardas 2014-06-17
8453589 Hatch with cover for boats Jason Christopher Kardas, Gregory Scott Ketterman 2013-06-04
8082871 Inflatable kayak Gregory Scott Ketterman, Jason Christopher Kardas, Philip James Dow 2011-12-27
7637791 Fin for oscillating foil propulsion system Gregory Scott Ketterman 2009-12-29