Hatsuo Ishida
17Patents
10h-index
9Co-inventors
65Inventor score
Filing activity: Mar 12, 1991 → Apr 4, 2019
Most-cited inventions
| Patent | Title | Area | Cited by | Status |
|---|---|---|---|---|
| US5294461A | Pultrusion process for preparing composites | Performing Operations; Transporting | 104 | Expired |
| US5543516A | Process for preparation of benzoxazine compounds in solventless systems | Chemistry; Metallurgy | 87 | Expired |
| US6207786A | Ternary systems of benzoxazine, epoxy, and phenolic resins | Chemistry; Metallurgy | 65 | Expired |
| US6160042A | Surface treated boron nitride for forming a low viscosity high thermal conductivity polymer based boron nitride composition and method | Chemistry; Metallurgy | 43 | Expired |
| US6323270A | Polybenzoxazine nanocomposites of clay and method for making same | Chemistry; Metallurgy | 40 | Expired |
| US6225440A | Cationic ring-opening polymerization of benzoxazines | Chemistry; Metallurgy | 24 | Expired |
| US5152939A | Composite densification with benzoxazines | Chemistry; Metallurgy | 17 | Expired |
| US5973144A | High char yield benzoxazines | Chemistry; Metallurgy | 14 | Expired |
| US5900447A | Composition for forming high thermal conductivity polybenzoxazine-based material and method | Chemistry; Metallurgy | 12 | Expired |
| US6160079A | Activated arylamine-based polybenzoxazines | Chemistry; Metallurgy | 10 | Expired |
| US5266695A | Composite densification with benzoxazines | Chemistry; Metallurgy | 6 | Expired |
| US7947802B2 | Benzoxazine monomers, polymers and compositions | Chemistry; Metallurgy | 4 | Active |
| US8183368B2 | Thermosetting compound, composition containing the same, and molded article | Chemistry; Metallurgy | 0 | Active |
| US11124608B2 | Polybenzoxazine resins with high hydrogen content, and composites therefrom | Chemistry; Metallurgy | 0 | Active |
| US7709591B2 | Telechelic polymer composition | Chemistry; Metallurgy | 0 | Active |
| US7834099B2 | Imide-naphthoxazine copolymer | Chemistry; Metallurgy | 0 | Active |
| US7872079B2 | Naphthoxazine composition | Chemistry; Metallurgy | 0 | Active |
Source: USPTO / EPO open patent data. Inventor disambiguation is heuristic; counts are objective bibliographic measures.