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

Michael Rafko — 13 Patents

KLKleantouch: 10 patents #1 of 1Top 100%
TSTerayon Communication Systems: 1 patents #20 of 34Top 60%
RLRaychem Limited: 1 patents #992 of 1,006Top 100%
Scottsdale, AZ: #276 of 3,386 inventorsTop 9%
Arizona: #2,773 of 32,909 inventorsTop 9%
Overall (All Time): #362,438 of 4,157,543Top 9%
13 Patents All Time
Michael Rafko has been granted 13 US patents while listed as an inventor at Kleantouch. The first was granted in 1994 and the most recent in May 2023. Michael Rafko ranks #362,438 of 4,157,543 US inventors in our database (top 8.7%). Patent records list Michael Rafko in Scottsdale, AZ, US.

Patents per Year

Patents granted per year, 1994 to 2023Bar chart with a peak of 4 patents in 2020.peak 41994: 1 patents19942001: 1 patents20012019: 1 patents20192020: 4 patents20202021: 3 patents20212022: 2 patents20222023: 1 patents2023

Issued Patents All Time

Showing 1–13 of 13 patents

Patent #TitleCo-InventorsDateApprox Value ⓘ
11638767 Sanitizing door handle 2023-05-02
11331400 Sanitizing door handle fluid container assembly 2022-05-17
11253621 Sanitizing door handle with external fluid container 2022-02-22
11083811 Sanitizing door handle 2021-08-10
10925987 Electronic sanitizing door handle 2021-02-23
10918752 Method for dispensing a fluid during door operation 2021-02-16
10799606 Sanitizing door handle fluid container assembly 2020-10-13
10799607 Handle-mounted distribution manifold 2020-10-13
10792382 Distribution manifold with integrated check valve 2020-10-06
10617777 Sanitizing door handle with external fluid container 2020-04-14
10494166 Sanitizing door handle 2019-12-03
6301227 Systems and methods for allowing transmission systems to effectively respond to automated test procedures Tudor Antoniu, Edward Ho 2001-10-09 $26,263,000
5347084 Hinged gel-filled security and environmental protection device Karen Roney 1994-09-13 $3,212,000