Inventor · Columbus, IN, US

Walter A. Johnson

6Patents
1h-index
11Co-inventors
48Inventor score

Filing activity: Nov 12, 1998 → Aug 21, 2020

Most-cited inventions

PatentTitleAreaCited byStatus
US6238594A Intumescent material Chemistry; Metallurgy 12 Expired
US9624123B2 Multi-component rotary spinner apparatuses systems and methods for producing fiber from molten material Chemistry; Metallurgy 1 Active
US11318639B2 Molding apparatus and process Performing Operations; Transporting 0 Active
US10889026B2 Molding apparatus and process Performing Operations; Transporting 0 Active
US10307955B2 Molding process for insulation product Textiles; Paper 0 Active
US10647050B2 Molding process for insulation product Textiles; Paper 0 Active

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