Inventor · Erlangen, DE

Robert J. Lucas

50Patents
37h-index
26Co-inventors
88Inventor score

Filing activity: Jun 15, 1990 → Feb 9, 2017

Most-cited inventions

PatentTitleAreaCited byStatus
USD350016S Element of a shoe sole General 223 Expired
US5625964A Athletic shoe with rearfoot strike zone Human Necessities 209 Expired
US5425184A Athletic shoe with rearfoot strike zone Human Necessities 205 Expired
USD324131S Periphery of a shoe midsole General 183 Expired
USD329536S Shoe outsole General 143 Expired
USD330800S Shoe outsole General 127 Expired
USD347106S Bladder element for a shoe sole General 127 Expired
US6055746A Athletic shoe with rearfoot strike zone Human Necessities 126 Expired
USD330797S Shoe midsole periphery General 120 Expired
USD345253S Shoe upper General 104 Expired
USD317224S Shoe upper General 102 Expired
USD318563S Heel element of a shoe General 86 Expired
USD329938S Shoe midsole General 84 Expired
US6722058B2 Shoe cartridge cushioning system Human Necessities 79 Expired
USD343722S Shoe upper General 76 Expired
USD330625S Shoe upper General 75 Expired
US6920705B2 Shoe cartridge cushioning system Human Necessities 73 Expired
USD514291S1 Shoe upper General 69 Expired
USD380075S Shoe outsole General 66 Expired
USD377263S Side element of a shoe upper General 65 Expired
USD332863S Outsole General 63 Expired
USD395744S Portion of a bladder for a shoe sole General 61 Expired
USD348350S Shoe outsole General 60 Expired
USD378011S Element of a shoe midsole General 59 Expired
USD375190S Element of a shoe midsole General 55 Expired

Source: USPTO / EPO open patent data. Inventor disambiguation is heuristic; counts are objective bibliographic measures.