Inventor · Shinjuku, JP

Kiyoshi Chaki

3Patents
2h-index
7Co-inventors
27Inventor score

Filing activity: Mar 24, 1986 → May 19, 1986

Most-cited inventions

PatentTitleAreaCited byStatus
US4704903A Light fastness/weather resistance accelerated test machine with an air mixing regulator Physics 15 Expired
US4770534A Color indication comparison method Physics 4 Expired
US4715716A Rhombic-shaped scale device for use in judging discoloration, fading or staining Physics 0 Expired

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