Inventor · Numazu, JP

Yasumasa Sugiyama

8Patents
4h-index
28Co-inventors
57Inventor score

Filing activity: Feb 28, 1992 → May 16, 2011

Most-cited inventions

PatentTitleAreaCited byStatus
US6616871B1 Filling step control method of injection molding machine Performing Operations; Transporting 15 Expired
US7346425B2 Control device for use in injection molding machine Performing Operations; Transporting 9 Expired
US5261245A Method for making ice slab and/or artificial snow Emerging Cross-Sectional Technologies 6 Expired
US6835337B2 Method for controlling the forward movement speed of the screw in an injection molding machine Performing Operations; Transporting 4 Expired
US7218990B2 Control device for use in injection molding machine Performing Operations; Transporting 2 Expired
US8512608B2 Injection molding method and injection molding device Performing Operations; Transporting 1 Active
US7245986B2 Control device for use in injection molding machine Performing Operations; Transporting 1 Expired
US8486315B2 Injection molding method and injection molding device General 0 Revoked

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