Hiromitsu Katsura
6Patents
5h-index
14Co-inventors
56Inventor score
Filing activity: Nov 6, 1975 → Apr 10, 1985
Most-cited inventions
| Patent | Title | Area | Cited by | Status |
|---|---|---|---|---|
| US4310359A | Pigment compositions | Chemistry; Metallurgy | 41 | Expired |
| US4317682A | Pigment compositions and use thereof | Chemistry; Metallurgy | 21 | Expired |
| US4233206A | Process for the production of colored polyolefin molded articles and colorants used therein | Emerging Cross-Sectional Technologies | 17 | Expired |
| US4664714A | Pigment composition | Chemistry; Metallurgy | 13 | Expired |
| US4189423A | Process for the preparation of polyolefin moldings | Chemistry; Metallurgy | 6 | Expired |
| US4618554A | Electrophotographic photoreceptor having photosensitive layer made of a phthalocyanine treated with an acrylic resin | Physics | 2 | Expired |
Source: USPTO / EPO open patent data. Inventor disambiguation is heuristic; counts are objective bibliographic measures.