Hiroshi Kojima
235Patents
22h-index
255Co-inventors
93Inventor score
Filing activity: Aug 7, 1975 → Oct 11, 2021
Most-cited inventions
| Patent | Title | Area | Cited by | Status |
|---|---|---|---|---|
| US5844783A | Flexible printed circuit harness device and flexible printed circuit used thereof | Emerging Cross-Sectional Technologies | 55 | Expired |
| US5714218A | Ionizing radiation-curable resin composition for optical article, optical article, and surface light source | Emerging Cross-Sectional Technologies | 46 | Expired |
| US6677837B2 | Dielectric waveguide filter and mounting structure thereof | Electricity | 45 | Expired |
| US5797668A | Surface illumination device suitable for a backlit display | Physics | 37 | Expired |
| US4608297A | Multilayer composite soft magnetic material comprising amorphous and insulating layers and a method for manufacturing the core of a magnetic head and a reactor | Emerging Cross-Sectional Technologies | 35 | Expired |
| US5513036A | Projection screen | Electricity | 32 | Expired |
| US4660812A | Vibration isolating apparatus | Mechanical Engineering; Lighting; Heating | 31 | Expired |
| US4925162A | Vibration isolating devices | Mechanical Engineering; Lighting; Heating | 28 | Expired |
| USD288548S | Automobile tire | General | 28 | Expired |
| US5089083A | Plasma etching method | Electricity | 28 | Expired |
| USD284562S | Automobile tire | General | 27 | Expired |
| US6011601A | Backlight system for liquid crystal display comprising prism lens having apex angle of 80.degree.-85.degree. and refractive index of 1.57-1.59 | Physics | 26 | Expired |
| US4934424A | Pneumatic tire having blocks with plural transverse sipes at different depths | Emerging Cross-Sectional Technologies | 26 | Expired |
| US4733258A | Interchangeable lens camera system | Physics | 25 | Expired |
| US4078596A | Highly durable tread pattern of a rib type pneumatic tire | Emerging Cross-Sectional Technologies | 25 | Expired |
| US4949444A | Machine tool machining method | Emerging Cross-Sectional Technologies | 24 | Expired |
| US4289182A | Pneumatic tires for large size and high speed motorcycles | Performing Operations; Transporting | 24 | Expired |
| USD248292S | Vehicle tire | General | 23 | Expired |
| US6216309A | Wiper device for vehicle | Emerging Cross-Sectional Technologies | 23 | Expired |
| US5499799A | Vibration isolating apparatus | Mechanical Engineering; Lighting; Heating | 23 | Expired |
| US7009470B2 | Waveguide-type dielectric filter | Electricity | 23 | Expired |
| USD260142S | Vehicle tire | General | 23 | Expired |
| US5477380A | Projection screen | Electricity | 21 | Expired |
| USD261494S | Vehicle tire | General | 21 | Expired |
| US4595183A | Vibration isolating device | Mechanical Engineering; Lighting; Heating | 21 | Expired |
Source: USPTO / EPO open patent data. Inventor disambiguation is heuristic; counts are objective bibliographic measures.