Inventor · Ibaraki, JP

Hiromitsu Tomiyama

2Patents
2h-index
7Co-inventors
30Inventor score

Filing activity: Nov 1, 1994 → Oct 25, 1996

Most-cited inventions

PatentTitleAreaCited byStatus
US5707747A Amine compound and electro-luminescence device comprising same Emerging Cross-Sectional Technologies 119 Expired
US5639914A Tetraaryl benzidines Emerging Cross-Sectional Technologies 115 Expired

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