Inventor · Chiba, JP

Hiromu Kumagai

6Patents
0h-index
5Co-inventors
30Inventor score

Filing activity: Feb 4, 2016 → Sep 2, 2021

Most-cited inventions

PatentTitleAreaCited byStatus
US11542453B2 Grease composition, mechanism component, and production method for grease composition Chemistry; Metallurgy 0 Active
US12091504B2 Polyether ether ketone, composition, and sheet Chemistry; Metallurgy 0 Active
US10704010B2 Grease and method for manufacturing grease Chemistry; Metallurgy 0 Active
US12319785B2 Method for producing aromatic polyether, and potassium carbonate used in same Chemistry; Metallurgy 0 Active
US10829711B2 Grease, mechanical component, and method for producing grease Chemistry; Metallurgy 0 Active
US12098243B2 Polyether ether ketone and method for producing polyether ether ketone Chemistry; Metallurgy 0 Active

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