Koji Choki
11Patents
5h-index
19Co-inventors
59Inventor score
Filing activity: Dec 21, 1992 → Aug 10, 2011
Most-cited inventions
| Patent | Title | Area | Cited by | Status |
|---|---|---|---|---|
| US8705925B2 | Optical waveguide film, laminated type optical waveguide film, optical waveguide, optical waveguide assembly, optical wiring line, optical/electrical combination substrate and electronic device | Chemistry; Metallurgy | 223 | Active |
| US5356717A | Magnetic card having embossed portions and a magnetic layer having magnetic powders specified binder resins and a tensile elongation at break of 50 percent or more | Emerging Cross-Sectional Technologies | 27 | Expired |
| US8588566B2 | Electronic apparatus, cellular phone, flexible cable and method for manufacturing optical waveguide forming body | Electricity | 26 | Active |
| US8774575B2 | Optical waveguide and optical waveguide manufacturing member | Physics | 10 | Active |
| US7820356B2 | Optical waveguides and methods thereof | Emerging Cross-Sectional Technologies | 5 | Active |
| US8200058B2 | Light guide and light guide structure | Physics | 3 | Active |
| US8420293B2 | Optical waveguides and methods thereof | Emerging Cross-Sectional Technologies | 2 | Active |
| US8053166B2 | Optical waveguides and methods thereof | Emerging Cross-Sectional Technologies | 2 | Active |
| US8208769B2 | Substrate for mounting an optical element, optical circuit substrate, and substrate on which an optical element is mounted | Electricity | 0 | Active |
| US7869670B2 | Substrate for mounting an optical element, optical circuit substrate, and substrate on which an optical element is mounted | Electricity | 0 | Active |
| US8021825B2 | Optical waveguides and methods thereof | Emerging Cross-Sectional Technologies | 0 | Active |
Source: USPTO / EPO open patent data. Inventor disambiguation is heuristic; counts are objective bibliographic measures.