Yukio Tomita
15Patents
5h-index
44Co-inventors
66Inventor score
Filing activity: Mar 8, 1978 → Mar 4, 2015
Most-cited inventions
| Patent | Title | Area | Cited by | Status |
|---|---|---|---|---|
| US5062905A | Method of producing non-oriented magnetic steel plate having high magnetic flux density | Chemistry; Metallurgy | 12 | Expired |
| US4577564A | Apparatus for feeding waste tire chips | Mechanical Engineering; Lighting; Heating | 9 | Expired |
| US4167857A | Marine diesel engine and ship equipped with the same | Emerging Cross-Sectional Technologies | 7 | Expired |
| US4387562A | System for generating power with top pressure of blast furnaces | Chemistry; Metallurgy | 7 | Expired |
| US4950336A | Method of producing non-oriented magnetic steel heavy plate having high magnetic flux density | Chemistry; Metallurgy | 6 | Expired |
| US5037493A | Method of producing non-oriented magnetic steel plate having high magnetic flux density and uniform magnetic properties through the thickness direction | Chemistry; Metallurgy | 5 | Expired |
| US4364257A | Rotary transfer press | Performing Operations; Transporting | 5 | Expired |
| US4400184A | System for recovering pressure and sensible heat from blast furnace gas with use of dry-type dust collector | Emerging Cross-Sectional Technologies | 5 | Expired |
| US5820819A | Steel for chimney or gas duct, excellent in pitting resistance and rust adhesion | Chemistry; Metallurgy | 3 | Expired |
| US4239379A | Method and apparatus for scan-photographing a subject such as a model | Physics | 2 | Expired |
| US4938266A | Method of producing steel having a low yield ratio | Chemistry; Metallurgy | 2 | Expired |
| US6886485B2 | Twin-rudder system for large ship | Performing Operations; Transporting | 1 | Expired |
| US9567998B2 | Working oil chamber sealing system of rotary vane steering gear actuator | Mechanical Engineering; Lighting; Heating | 0 | Active |
| US4645065A | Apparatus for feeding waste tire chips | Mechanical Engineering; Lighting; Heating | 0 | Expired |
| US7872739B2 | Rudder angle detecting device of steering gear | Performing Operations; Transporting | 0 | Active |
Source: USPTO / EPO open patent data. Inventor disambiguation is heuristic; counts are objective bibliographic measures.