Inventor · Yamagata, JP

Yoshihiro Ohba

8Patents
2h-index
13Co-inventors
40Inventor score

Filing activity: Feb 20, 2004 → May 16, 2012

Most-cited inventions

PatentTitleAreaCited byStatus
US7153980B2 Thiophene-containing compound and thiophene-containing compound polymer Chemistry; Metallurgy 6 Expired
US7659410B2 Thiophene-containing compound and thiophene-containing compound polymer, organic electroluminescent device, production method thereof, and image display medium Electricity 2 Active
US8207348B2 Thiazolothiazole compound and thiazolothiazole polymer Chemistry; Metallurgy 0 Active
US7763737B2 Carbazole compound, and polymer thereof Chemistry; Metallurgy 0 Active
US7910748B2 Thiophene-containing compound and thiophene-containing compound polymer, organic electroluminescent device, production method thereof, and image display medium Electricity 0 Active
US7902382B2 Thiophene-containing compound and thiophene-containing compound polymer, organic electroluminescent device, production method thereof, and image display medium Electricity 0 Active
US7589166B2 Thiophene-containing compound and polymer thereof Chemistry; Metallurgy 0 Active
US8592604B2 Thiazolothiazole compound and thiazolothiazole polymer Chemistry; Metallurgy 0 Active

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