Inventor · Shaker Heights, OH, US

John R. Grassi

12Patents
6h-index
8Co-inventors
59Inventor score

Filing activity: Mar 26, 1997 → Feb 24, 2020

Most-cited inventions

PatentTitleAreaCited byStatus
US6440290B1 Method for surface treating aluminum products Chemistry; Metallurgy 13 Expired
US5829137A Method for manufacturing wheels Emerging Cross-Sectional Technologies 11 Expired
US7216691B2 Mold-removal casting method and apparatus Performing Operations; Transporting 11 Expired
US6094809A Apparatus for securing a wheel rim to a spider Emerging Cross-Sectional Technologies 11 Expired
US6138355A Method for manufacturing wheels Emerging Cross-Sectional Technologies 9 Expired
US7121318B2 Lost pattern mold removal casting method and apparatus Performing Operations; Transporting 9 Expired
US7165600B2 Chemically bonded aggregate mold Performing Operations; Transporting 5 Expired
US8303890B2 Integrated quiescent processing of melts Emerging Cross-Sectional Technologies 3 Active
US7147031B2 Lost pattern mold removal casting method and apparatus Performing Operations; Transporting 2 Expired
US6841120B2 Dispensing apparatus and method Mechanical Engineering; Lighting; Heating 1 Expired
US10612114B2 Ablation casting process Performing Operations; Transporting 1 Active
US11001917B2 Ablation casting process Performing Operations; Transporting 0 Active

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