Inventor · Sauk City, WI, US

Mark A. Gilbertson

56Patents
20h-index
50Co-inventors
87Inventor score

Filing activity: Oct 15, 1993 → Apr 25, 2007

Most-cited inventions

PatentTitleAreaCited byStatus
USD445687S Container lid General 138 Expired
USD486853S1 Printer cartridge General 86 Expired
US6032810A One-piece nipple/collar for nursers and the like Performing Operations; Transporting 56 Expired
US7098792B1 Tamper proof system and method Physics 54 Expired
USD458780S1 Drawer front face General 51 Expired
USD497311S1 Container General 42 Expired
US5843029A Manual breast pump Human Necessities 39 Expired
US6105259A Eating utensils Performing Operations; Transporting 34 Expired
US7156265B2 Container Performing Operations; Transporting 29 Expired
USD500679S1 Container General 29 Expired
USD462674S1 Medical examination table cabinet General 27 Expired
US6152896A Manual breast pump Human Necessities 27 Expired
USD474115S1 Container General 26 Expired
USD483269S1 Container General 25 Expired
USD409230S Printer General 24 Expired
USD425378S Combined colander and bowl set General 23 Expired
USD458530S1 Lock General 23 Expired
USD482274S1 Container General 23 Expired
USD411040S School supply box General 21 Expired
USD475628S1 Container General 21 Expired
USD461899S1 Medical examination table General 20 Expired
USD383320S Seat General 19 Expired
USD421306S Combined nipple and collar General 18 Expired
USD499027S1 Container handle General 17 Expired
USD393703S Portable air treatment device General 16 Expired

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