Hatuo Sugitani
5Patents
4h-index
14Co-inventors
50Inventor score
Filing activity: Jan 25, 1977 → Sep 21, 1989
Most-cited inventions
| Patent | Title | Area | Cited by | Status |
|---|---|---|---|---|
| US4985328A | Dry toner, dry developer and process for forming electrophotographic images | Emerging Cross-Sectional Technologies | 18 | Expired |
| US4351910A | Expandable styrene series resin composition and process for production thereof | Chemistry; Metallurgy | 9 | Expired |
| US4353801A | Special solvent column for GPC and GPC method using the same | Performing Operations; Transporting | 9 | Expired |
| US4902771A | Imido-modified unsaturated polyester resin composition | Chemistry; Metallurgy | 7 | Expired |
| US4094835A | Unsaturated polyester resinous composition | Chemistry; Metallurgy | 4 | Expired |
Source: USPTO / EPO open patent data. Inventor disambiguation is heuristic; counts are objective bibliographic measures.