Kazushi Ohshima
8Patents
4h-index
15Co-inventors
46Inventor score
Filing activity: Nov 27, 1978 → Jan 24, 1983
Most-cited inventions
| Patent | Title | Area | Cited by | Status |
|---|---|---|---|---|
| US4375566A | Process for producing ortho-alkylated phenols from anisoles | Chemistry; Metallurgy | 71 | Expired |
| US4208537A | Process for the selective ortho-alkylation of phenolic compounds | Chemistry; Metallurgy | 14 | Expired |
| US4227023A | Process for the selective ortho-alkylation of phenolic compounds | Chemistry; Metallurgy | 13 | Expired |
| US4361709A | Process for the production of o-alkylated phenols | Chemistry; Metallurgy | 8 | Expired |
| US4342589A | Process for preparing iron compound particles for use in magnetic recording | Electricity | 4 | Expired |
| US4469506A | Production process of ferromagnetic iron powder | Performing Operations; Transporting | 2 | Expired |
| US4390737A | Process for the ortho-alkylation of phenolic compounds | Chemistry; Metallurgy | 0 | Expired |
| US4388478A | Process for the ortho-alkylation of phenolic compounds | Chemistry; Metallurgy | 0 | Expired |
Source: USPTO / EPO open patent data. Inventor disambiguation is heuristic; counts are objective bibliographic measures.