Eiichi Yonemitsu
18Patents
9h-index
36Co-inventors
64Inventor score
Filing activity: Feb 22, 1974 → Jan 29, 1979
Most-cited inventions
| Patent | Title | Area | Cited by | Status |
|---|---|---|---|---|
| US4011200A | Novel polyphenylene ether and process for preparing the same | Chemistry; Metallurgy | 37 | Expired |
| US3952072A | Stabilized polyphenylene ether type resin composition | Chemistry; Metallurgy | 33 | Expired |
| US4038343A | Resin composition containing copolyphenylene ether | Chemistry; Metallurgy | 23 | Expired |
| US3953529A | Process for ortho-alkylation of phenol compounds | Chemistry; Metallurgy | 22 | Expired |
| US3933941A | Thermoplastic blended composition comprising polyphenylene ether, aromatic polycarbonate and styrene resin | Emerging Cross-Sectional Technologies | 21 | Expired |
| US3970640A | Process for the production of polyphenylene ethers having a desired polymerization degree | Chemistry; Metallurgy | 20 | Expired |
| US4058504A | Process for terminating polyphenylene ethers reactions with amino carboxylic acids and reducing agents | Chemistry; Metallurgy | 17 | Expired |
| US3963804A | Thermoplastic blend composition | Emerging Cross-Sectional Technologies | 14 | Expired |
| US4024195A | Process for alkylating the ortho-position of phenol compounds | Chemistry; Metallurgy | 9 | Expired |
| US3954904A | Stabilized polyphenylene ether resin composition | Chemistry; Metallurgy | 8 | Expired |
| US4153644A | Resin composition containing polyphenylene oxide | Chemistry; Metallurgy | 7 | Expired |
| US4013725A | Process for preparing hydroperoxide | Chemistry; Metallurgy | 6 | Expired |
| US3978158A | Thermoplastic resin compositions | Chemistry; Metallurgy | 4 | Expired |
| US4228258A | Resin composition containing polyphenylene oxide | Chemistry; Metallurgy | 3 | Expired |
| US4059582A | Process for preparing adenine | Chemistry; Metallurgy | 3 | Expired |
| US4177247A | Process for producing dithionites | Chemistry; Metallurgy | 1 | Expired |
| US3989671A | Process for producing polyphenylene oxides | Chemistry; Metallurgy | 1 | Expired |
| US3962180A | Process for polymerizing phenols to produce polyphenylene oxides of low molecular weight | Chemistry; Metallurgy | 1 | Expired |
Source: USPTO / EPO open patent data. Inventor disambiguation is heuristic; counts are objective bibliographic measures.