Inventor · Arlington, MA, US

Andrew Ziegler

36Patents
21h-index
40Co-inventors
85Inventor score

Filing activity: Jul 17, 1991 → Sep 8, 2024

Most-cited inventions

PatentTitleAreaCited byStatus
US7761954B2 Autonomous surface cleaning robot for wet and dry cleaning Emerging Cross-Sectional Technologies 286 Active
US7389156B2 Autonomous surface cleaning robot for wet and dry cleaning Human Necessities 248 Expired
US7957837B2 Companion robot for personal interaction Emerging Cross-Sectional Technologies 235 Active
US7620476B2 Autonomous surface cleaning robot for dry cleaning Human Necessities 198 Expired
US8195333B2 Companion robot for personal interaction Emerging Cross-Sectional Technologies 142 Active
US7720572B2 Companion robot for personal interaction Emerging Cross-Sectional Technologies 140 Active
US6819762B2 In-the-ear headset Electricity 119 Expired
US8387193B2 Autonomous surface cleaning robot for wet and dry cleaning Emerging Cross-Sectional Technologies 105 Active
US6985133B1 Force reflecting haptic interface Physics 86 Expired
US8670866B2 Autonomous surface cleaning robot for wet and dry cleaning Emerging Cross-Sectional Technologies 81 Active
US5659900A Sizing and stabilizing apparatus for bicycle helmets Emerging Cross-Sectional Technologies 61 Expired
US8392021B2 Autonomous surface cleaning robot for wet cleaning Human Necessities 55 Active
US8739355B2 Autonomous surface cleaning robot for dry cleaning Human Necessities 44 Active
US8382906B2 Autonomous surface cleaning robot for wet cleaning Human Necessities 43 Active
US8985127B2 Autonomous surface cleaning robot for wet cleaning Human Necessities 35 Active
US5717431A Ergonomic keyboard for a portable computer and methods of operation and manufacture therefor Electricity 33 Expired
US8774966B2 Autonomous surface cleaning robot for wet and dry cleaning Emerging Cross-Sectional Technologies 32 Active
US8855813B2 Autonomous surface cleaning robot for wet and dry cleaning Emerging Cross-Sectional Technologies 31 Active
US7714836B2 Force reflecting haptic interface Physics 31 Active
US8966707B2 Autonomous surface cleaning robot for dry cleaning Human Necessities 29 Active
US8782848B2 Autonomous surface cleaning robot for dry cleaning Human Necessities 27 Active
US5243716A Barrier-free drainage apparatus Human Necessities 13 Expired
US9452525B2 Companion robot for personal interaction Emerging Cross-Sectional Technologies 11 Active
US6911763B2 Closed loop mover assembly with measurement system Electricity 6 Expired
US9706891B2 Autonomous surface cleaning robot for wet and dry cleaning Emerging Cross-Sectional Technologies 6 Active

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