Inventor · Tokyo, JP

Hiroko Shimpo

10Patents
2h-index
12Co-inventors
43Inventor score

Filing activity: Nov 18, 2011 → Mar 12, 2018

Most-cited inventions

PatentTitleAreaCited byStatus
US8889031B2 Working fluid composition for refrigerator machine and refrigerating machine oil Chemistry; Metallurgy 8 Active
US9365760B2 Refrigerating machine oil and working fluid composition for refrigerating machine Mechanical Engineering; Lighting; Heating 6 Active
US9944881B2 Refrigerating machine oil, and working fluid composition for refrigerating machines Chemistry; Metallurgy 1 Active
US10323208B2 Refrigerator oil and working fluid composition for refrigerator Chemistry; Metallurgy 1 Active
US10023823B2 Refrigerator oil and working fluid composition for refrigerator Chemistry; Metallurgy 1 Active
US9783762B2 Working fluid composition for refrigerating machine and refrigerating machine oil Chemistry; Metallurgy 1 Active
US10723926B2 Refrigerating machine oil and refrigerating machine working fluid composition Chemistry; Metallurgy 0 Active
US10053644B2 Refrigerator oil, and working fluid composition for refrigerators Mechanical Engineering; Lighting; Heating 0 Active
US10626344B2 Refrigerating machine oil, and working fluid composition for refrigerating machines Chemistry; Metallurgy 0 Active
US10913918B2 Refrigerating machine oil Chemistry; Metallurgy 0 Active

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