Hiroshi Makihara
13Patents
8h-index
43Co-inventors
72Inventor score
Filing activity: Sep 24, 1981 → Apr 6, 2001
Most-cited inventions
| Patent | Title | Area | Cited by | Status |
|---|---|---|---|---|
| US5639431A | Hydrogen producing apparatus | Emerging Cross-Sectional Technologies | 105 | Expired |
| US6091075A | Automatic focus detection method, automatic focus detection apparatus, and inspection apparatus | Physics | 53 | Expired |
| US4564296A | Plate thickness measuring method and apparatus | Physics | 16 | Expired |
| US6504068B1 | Method for converting a plastic waste into oil in a stainless steel reactor | Emerging Cross-Sectional Technologies | 15 | Expired |
| US6946785B2 | Oxide composite particle and method for its production, phosphor and method for its production, color filter and method for its manufacture, and color display | Chemistry; Metallurgy | 15 | Expired |
| US4520224A | Thermal cracking method for producing olefins from hydrocarbons | Emerging Cross-Sectional Technologies | 11 | Expired |
| US6352674B2 | Apparatus for converting a plastic waste into oil | Chemistry; Metallurgy | 10 | Expired |
| US4692354A | Method for preparing ceramic membrane for separation of condensed component | Performing Operations; Transporting | 9 | Expired |
| US4705654A | Method of humidifying a gas | Performing Operations; Transporting | 7 | Expired |
| US5683529A | Process of producing aluminum nitride multiple-layer circuit board | Electricity | 6 | Expired |
| US5728910A | Oil-forming method of chlorine-containing plastic refuse | Emerging Cross-Sectional Technologies | 5 | Expired |
| US4767791A | Process for synthesizing methanol with an optimal temperature profile using a concentric pipe reactor | Performing Operations; Transporting | 4 | Expired |
| US4938930A | Reaction vessel | Performing Operations; Transporting | 3 | Expired |
Source: USPTO / EPO open patent data. Inventor disambiguation is heuristic; counts are objective bibliographic measures.