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

William Bartkowski — 23 Patents

CHChong: 9 patents #2 of 9Top 25%
CTCqens Technologies: 7 patents #1 of 5Top 20%
Edina, MN: #61 of 909 inventorsTop 7%
Minnesota: #2,936 of 52,454 inventorsTop 6%
Overall (All Time): #178,160 of 4,157,543Top 5%
23 Patents All Time
William Bartkowski has been granted 23 US patents while listed as an inventor at Chong. The first was granted in 2012 and the most recent in December 2025. William Bartkowski ranks #178,160 of 4,157,543 US inventors in our database (top 4.3%). Patent records list William Bartkowski in Edina, MN, US.

Issued Patents All Time

Showing 1–23 of 23 patents

Patent #TitleCo-InventorsDate
12507736 Heat-not-burn device and method Alexander Chinhak Chong, David Crosby, David Wayne 2025-12-30
12446626 Aerosol device and method for moving consumable Alexander Chinhak Chong, David Crosby, David Wayne, Gerard Shudall 2025-10-21
12311006 Vaporized medicants and methods of use Alexander Chinhak Chong, Marshall A. Thompson 2025-05-27
12201139 Heat-not-burn device and method Alexander Chinhak Chong, David Crosby, David Wayne 2025-01-21
12201154 Heat-not-burn device and method Alexander Chinhak Chong, David Crosby, David Wayne 2025-01-21
11632981 Heat-not-burn device and method Alexander Chinhak Chong, David Crosby, David Wayne 2023-04-25
11622985 Vaporized medicants and methods of use Alexander Chinhak Chong, Marshall A. Thompson 2023-04-11
11606969 Heat-not-burn device and method Alexander Chinhak Chong, David Crosby, David Wayne 2023-03-21
11272741 Heat-not-burn device and method Alexander Chinhak Chong, David Crosby, David Wayne 2022-03-15
10918684 Vaporized medicants and methods of use Alexander Chinhak Chong, Marshall A. Thompson 2021-02-16
10842953 Medicant delivery system Jack Goodman, William O'Neill, Alexander Chinhak Chong, Peter J. Kovach, Larry Gawain Linde +1 more 2020-11-24
10758582 Vaporized medicants and methods of use Alexander Chinhak Chong, Marshall A. Thompson 2020-09-01
10750787 Heat-not-burn device and method Alexander Chinhak Chong, David Crosby, David Wayne 2020-08-25
10610483 Vaporized medicants and methods of use Alexander Chinhak Chong, Marshall A. Thompson 2020-04-07
10098918 Vaporized medicants and methods of use Alexander Chinhak Chong, Marshall A. Thompson 2018-10-16
9913950 Medicant delivery system Jack Goodman, William O'Neill, Alexander Chinhak Chong, Peter J. Kovach, Larry Gawain Linde +1 more 2018-03-13
9770408 Vaporized medicants and methods of use Alexander Chinhak Chong, Marshall A. Thompson 2017-09-26
9770564 Medicant delivery system Jack Goodman, William O'Neill, Alexander Chinhak Chong, Peter J. Kovach, Larry Gawain Linde +1 more 2017-09-26
9399110 Medicant delivery system Jack Goodman, William O'Neill, Alexander Chinhak Chong, Peter J. Kovach, Larry Gawain Linde +1 more 2016-07-26
9283180 Vaporized medicants and methods of use Alexander Chinhak Chong, Marshall A. Thompson 2016-03-15
8962040 Vaporized medicants and methods of use Alexander Chinhak Chong, Marshall A. Thompson 2015-02-24
8903228 Vapor delivery devices and methods Jack Goodman, William O'Neill, Alexander Chinhak Chong 2014-12-02
8287922 Vaporized Lobelia product and method of use Alexander Chinhak Chong, Marshall A. Thompson 2012-10-16