Inventor · Andover, CT, US

Darryl C. Stein

10Patents
4h-index
8Co-inventors
53Inventor score

Filing activity: Jul 21, 1995 → Jul 1, 2022

Most-cited inventions

PatentTitleAreaCited byStatus
US5825652A Sample garment making system Emerging Cross-Sectional Technologies 15 Expired
US7011007B2 Apparatus for cutting and creating notches and apertures in sheet-type work material Emerging Cross-Sectional Technologies 7 Expired
US6056454A Method and apparatus for printing on a continuously moving sheet of work material Performing Operations; Transporting 6 Expired
US6076983A Method and apparatus for printing onto a continuously advancing web of work material Performing Operations; Transporting 5 Expired
US6431773B1 Method and apparatus for printing on a continuously moving sheet of work material Performing Operations; Transporting 2 Expired
US5632455A Apparatus for working on sheet material and having friction hub Performing Operations; Transporting 2 Expired
US7798042B2 Reciprocated knife having an integral tangent axis orientation drive Emerging Cross-Sectional Technologies 2 Active
US5772147A Apparatus for performing a work operation on sheet material and a sheet material feed mechanism therefor Performing Operations; Transporting 1 Expired
US11872717B2 Swivel knife holder assembly for a multi-ply reciprocating cutter Performing Operations; Transporting 0 Active
US11897075B2 Knife edge location sensor Physics 0 Active

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