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John Leeson — 1 Patent in 2018

UNUnknown: 1 patents #265 of 3,190Top 9%

Parramatta, AU: #29 of 120 inventorsTop 25%

Overall (2018): #362,998 of 503,207Top 75%

1 Patents 2018

Issued Patents 2018

Showing 1–1 of 1 patents

Patent #	Title	Co-Inventors	Date
10113527	Spark plug testing kit	—	2018-10-30