Inventor · Annaka City, JP

Kohzo Abe

4Patents
4h-index
8Co-inventors
36Inventor score

Filing activity: Jun 8, 1998 → Nov 8, 1999

Most-cited inventions

PatentTitleAreaCited byStatus
US5995226A Optical apparatus for measuring profiles of a wafer Electricity 61 Expired
US6504615B1 Optical instrument for measuring shape of wafer Electricity 17 Expired
US6165054A Double side grinding apparatus and double side polishing apparatus Performing Operations; Transporting 7 Expired
US6343980B1 Flattening machine Performing Operations; Transporting 6 Expired

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