Junichi Iwai
23Patents
5h-index
39Co-inventors
69Inventor score
Filing activity: Dec 15, 1989 → Jul 1, 2021
Most-cited inventions
| Patent | Title | Area | Cited by | Status |
|---|---|---|---|---|
| US6089717A | Projector apparatus | Electricity | 65 | Expired |
| US5148285A | Image display apparatus with increased raster scan rate of laser beams | Physics | 11 | Expired |
| US8079747B2 | Counter-rotating twin screw extruder | Performing Operations; Transporting | 11 | Active |
| US5044710A | Laser beam deflection apparatus | Physics | 6 | Expired |
| US7616812B2 | Signal processing apparatus and method, and program | Physics | 5 | Active |
| US8208721B2 | Signal processing apparatus and method, and program | Physics | 4 | Active |
| US7164815B2 | Manufacturing method of an optical waveguide | Physics | 4 | Expired |
| US7029185B2 | Optical chip module and optical chip module device | Physics | 2 | Expired |
| US7887189B2 | Projection type display apparatus which detects light emitted from a face of a beam splitter and method thereof | Physics | 2 | Active |
| US8602563B2 | Projection image display apparatus and projection optical system | Electricity | 2 | Active |
| US9248585B2 | Granulation method using an underwater cutting (UWC) device | Performing Operations; Transporting | 1 | Active |
| US7199849B2 | Projector and phase difference plate and method of arranging phase difference plate | Physics | 1 | Expired |
| US8330879B2 | Projection display apparatus | Physics | 1 | Active |
| US8600160B2 | Signal processing apparatus and method, and program | Physics | 0 | Active |
| US8787667B2 | Signal processing apparatus and method, and program | General | 0 | Revoked |
| US11815540B2 | System and method for noise measurement | Electricity | 0 | Active |
| US7867123B2 | Drive apparatus for an extruder | Performing Operations; Transporting | 0 | Active |
| US10474775B2 | Method and system for modeling an electronic device under test (DUT) using a kernel method | Physics | 0 | Active |
| US11095376B1 | System and method for measuring residual phase noise of a frequency mixer | Electricity | 0 | Active |
| US7885461B2 | Signal processing apparatus and method, and program | Physics | 0 | Active |
| US8965122B2 | Signal processing apparatus and method, and program | Physics | 0 | Active |
| US8111339B2 | Liquid crystal projector and control method for liquid crystal projector | Electricity | 0 | Active |
| US8929653B2 | Signal processing apparatus and method, and program | Physics | 0 | Active |
Source: USPTO / EPO open patent data. Inventor disambiguation is heuristic; counts are objective bibliographic measures.