Inventor · Numazu, JP

Keisuke Katoh

6Patents
4h-index
16Co-inventors
54Inventor score

Filing activity: Oct 3, 1977 → Feb 16, 2007

Most-cited inventions

PatentTitleAreaCited byStatus
US7184691B2 Toner container, toner supply device and image forming apparatus Physics 45 Expired
US7577379B2 Toner container, toner supply device and image forming apparatus Physics 26 Active
US7389071B2 Apparatuses for image forming capable of effectively conveying developer therefrom and a method of effectively forming a reinforcing member adhering to the apparatuses Physics 24 Expired
US8033447B2 Container storage box for deformable container containing fine particles for image formation Emerging Cross-Sectional Technologies 21 Active
US4163715A Method for treatment of waste water Emerging Cross-Sectional Technologies 4 Expired
US4362571A Method for refining sugar solutions Chemistry; Metallurgy 0 Expired

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