Inventor · Tokyo, JP

Akira Tokoh

4Patents
4h-index
6Co-inventors
36Inventor score

Filing activity: Nov 28, 1990 → Mar 18, 1994

Most-cited inventions

PatentTitleAreaCited byStatus
US5449584A Positive photo-sensitive resin composition comprising a photosensitive polybenzoxazole or a mixture of a polybenzoxazole, an organic solvent soluble polymer and a diazoquinone and/or a dihydropyridine compound Emerging Cross-Sectional Technologies 44 Expired
US5206337A Solvent-soluble polyimidesiloxane oligomer and process for producing the same Chemistry; Metallurgy 30 Expired
US5238784A Photosensitive resin composition with polyamic acid polymer Emerging Cross-Sectional Technologies 17 Expired
US5385808A Photosensitive resin composition and semiconductor apparatus using it Chemistry; Metallurgy 12 Expired

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