Yoshio Sugita
6Patents
3h-index
21Co-inventors
53Inventor score
Filing activity: Feb 20, 1986 → Dec 13, 1999
Most-cited inventions
| Patent | Title | Area | Cited by | Status |
|---|---|---|---|---|
| US5352834A | Electrophotographic member | Physics | 7 | Expired |
| US5160487A | Electrophotographic member | Physics | 5 | Expired |
| US6367285B1 | Freeze-concentrating apparatus for aqueous solutions, ice pillar producing apparatus, and freeze-concentrating method for aqueous solutions | Mechanical Engineering; Lighting; Heating | 4 | Expired |
| US4814462A | Polyoxyalkylene carbozole adduct | Chemistry; Metallurgy | 3 | Expired |
| US5403958A | Electrophotographic member | Physics | 3 | Expired |
| US4831189A | Process for producing aromatic dicarboxylic acids | Chemistry; Metallurgy | 0 | Expired |
Source: USPTO / EPO open patent data. Inventor disambiguation is heuristic; counts are objective bibliographic measures.