RC

Robert Chen

MS Matrix Integrated Systems: 1 patents #7 of 14Top 50%
📍 Cerritos, CA: #5 of 505 inventorsTop 1%
🗺 California: #5,623 of 386,348 inventorsTop 2%
Overall (All Time): #37,142 of 4,157,543Top 1%
61
Patents All Time

Issued Patents All Time

Showing 51–61 of 61 patents

Patent #TitleCo-InventorsDate
D771196 Drifting kart 2016-11-08
9387900 Scooter with rear swivel wheel 2016-07-12
9321504 Braking device for a personal mobility vehicle Robert Hadley 2016-04-26
D748738 Electric scooter Robert Hadley 2016-02-02
9180927 Powered personal mobility vehicle with rotating wheels Robert Hadley, William Griggs 2015-11-10
8820460 Powered personal mobility vehicle with rotating wheels Robert Hadley, William Griggs 2014-09-02
8813892 Braking device for a personal mobility vehicle Robert Hadley 2014-08-26
D693414 Electric scooter Robert Hadley 2013-11-12
6827673 Collapsible pogo stick Pinchieh Feng, Robert Hadley 2004-12-07
D484073 Tricycle Gregor Heinemann, Robert Hadley, Erich Chang 2003-12-23
6660975 Method for producing flat wafer chucks Albert Wang 2003-12-09