Inventor · Newton, MA, US

Ian M. Collier

42Patents
17h-index
23Co-inventors
77Inventor score

Filing activity: Jun 30, 2006 → Sep 28, 2023

Most-cited inventions

PatentTitleAreaCited byStatus
USD645458S1 Earpiece General 155 Expired
USD641737S1 Set of headphones General 105 Expired
USD655693S1 Earpiece General 88 Expired
US8311253B2 Earpiece positioning and retaining Electricity 73 Active
US9931487B2 Bidirectional steering control apparatus for a catheter Human Necessities 64 Active
US7916888B2 In-ear headphones Electricity 63 Active
US8249287B2 Earpiece positioning and retaining Electricity 57 Active
US11751937B2 Ablation catheters and related systems and methods Human Necessities 54 Active
US10376170B2 Catheter with annular lumen to provide distal flushing Human Necessities 52 Active
US8594351B2 Equalized earphones Electricity 42 Active
US10219860B2 Catheter sensing and irrigating Human Necessities 40 Active
US10492857B2 Deployment control apparatus for a catheter with a deployable array Human Necessities 26 Active
US10842558B2 Catheter sensing and irrigating Human Necessities 26 Active
US10105179B2 Catheter sensing and irrigating Human Necessities 24 Active
US8254621B2 Earpiece positioning and retaining Electricity 19 Active
US8989426B2 Earpiece positioning and retaining Electricity 19 Active
US9036853B2 Earpiece positioning and retaining Electricity 18 Active
US8929582B2 Earpiece positioning and retaining Electricity 17 Active
US8355522B2 Earphone cushions Electricity 15 Active
US9036852B2 Earpiece positioning and retaining Electricity 14 Active
US10034078B2 Earpiece positioning and retaining Electricity 8 Active
US9042590B2 Earpiece positioning and retaining Electricity 7 Active
US8374373B2 High transmission loss headphone cushion Electricity 5 Active
US8755550B2 Earphones Electricity 5 Active
US9215522B2 Earphones Electricity 4 Active

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