Yoichi Ohara
4Patents
2h-index
7Co-inventors
41Inventor score
Filing activity: Apr 2, 1998 → Feb 8, 2021
Most-cited inventions
| Patent | Title | Area | Cited by | Status |
|---|---|---|---|---|
| US6174943A | Flame-retardant thermoplastic resin composition | Chemistry; Metallurgy | 29 | Expired |
| US6329451A | Flame retardant plastic resin composition | Chemistry; Metallurgy | 14 | Expired |
| US11312835B2 | Expandable polystyrene resin particles, polystyrene pre-expanded particles, and foam molded body | Chemistry; Metallurgy | 0 | Active |
| US11993669B2 | Foamable resin particles and method of producing same, and foamed molded body | Chemistry; Metallurgy | 0 | Active |
Source: USPTO / EPO open patent data. Inventor disambiguation is heuristic; counts are objective bibliographic measures.