Patent Leaderboard
USPTO Patent Rankings Data through Sept 30, 2025
RM

Robert A. MacDonald

KSKeystone Retaining Wall Systems: 132 patents #1 of 22Top 5%
HAHusqvarna Ab: 3 patents #170 of 690Top 25%
CSCadence Design Systems: 2 patents #781 of 2,263Top 35%
Eastman Kodak: 1 patents #4,972 of 8,114Top 65%
OPOrbit Irrigation Products: 1 patents #33 of 49Top 70%
WLWang Laboratories: 1 patents #116 of 284Top 45%
Plymouth, MN: #2 of 1,545 inventorsTop 1%
Minnesota: #81 of 52,454 inventorsTop 1%
Overall (All Time): #6,974 of 4,157,543Top 1%
142 Patents All Time

Issued Patents All Time

Showing 26–50 of 142 patents

Patent #TitleCo-InventorsDate
D814911 Connector Robert John Lundell 2018-04-10
D814278 Connector Robert John Lundell 2018-04-03
9925692 Block splitter assembly and method of producing wall blocks David M. LaCroix, Robert John Lundell 2018-03-27
D812781 Wall block Robert John Lundell 2018-03-13
9903088 Blocks and block connectors, block systems and methods of making blocks Thomas S. Riccobene 2018-02-27
D810322 Landscaping block Thomas S. Riccobene 2018-02-13
9834902 Blocks, block systems and methods of making blocks Thomas S. Riccobene 2017-12-05
9832934 Edger having connection surfaces Thomas S. Riccobene 2017-12-05
9739028 Irregular trapezoidal building unit and wall structure including same Thomas S. Riccobene 2017-08-22
9732523 Connection surface for a structural unit and method of making same Thomas S. Riccobene 2017-08-15
D791345 Landscaping block Robert John Lundell, Thomas S. Riccobene 2017-07-04
D789558 Landscaping block Robert John Lundell, Thomas S. Riccobene 2017-06-13
D789556 Landscaping block Robert John Lundell, Thomas S. Riccobene 2017-06-13
D789555 Landscaping block Robert John Lundell, Thomas S. Riccobene 2017-06-13
D782703 Landscape edger Thomas S. Riccobene, Robert John Lundell 2017-03-28
D782704 Landscape edger Thomas S. Riccobene, Robert John Lundell 2017-03-28
9574317 Wall block and wall block system 2017-02-21
D773694 Landscaping block Thomas S. Riccobene 2016-12-06
D773072 Landscaping block Richard Kenneth Magnuson, Thomas S. Riccobene 2016-11-29
9464434 Twisted block Thomas S. Riccobene 2016-10-11
D766464 Surface of a landscaping block Thomas S. Riccobene 2016-09-13
D765880 Surface of a landscaping block Thomas S. Riccobene 2016-09-06
D765270 Surface of a landscaping block Thomas S. Riccobene 2016-08-30
9267260 Slant wall block and wall section including same Thomas S. Riccobene 2016-02-23
D749752 Wall Thomas S. Riccobene 2016-02-16