Akihisa Fujita
22Patents
7h-index
31Co-inventors
69Inventor score
Filing activity: Apr 30, 1985 → Apr 21, 2017
Most-cited inventions
| Patent | Title | Area | Cited by | Status |
|---|---|---|---|---|
| US5757307A | Radar system for detecting distance, mutual speed and azimuth of a target obstacle | Physics | 65 | Expired |
| US5731778A | FM-CW radar apparatus for measuring relative speed of and distance to an object | Physics | 61 | Expired |
| US7705771B2 | Radar apparatus and mounting structure for radar apparatus | Physics | 10 | Active |
| US4667551A | Apparatus for cutting a plate into a predetermined size | Emerging Cross-Sectional Technologies | 9 | Expired |
| US7079073B2 | Radar device for vehicle and method for adjusting mount angle for mounting radar device on vehicle | Physics | 8 | Expired |
| US4594923A | Controller for cutting sheet material | Emerging Cross-Sectional Technologies | 7 | Expired |
| US7710312B2 | Radar apparatus and mounting structure for radar apparatus | Physics | 7 | Active |
| US8134427B2 | Waveguide tube formed by laminating a plate and substrates having waveguide passages | Electricity | 6 | Active |
| US6854496B2 | Double facer for use in corrugated fiberboard sheet manufacturing system | Performing Operations; Transporting | 6 | Expired |
| US7750755B2 | Transmission line transition | Electricity | 5 | Active |
| US6745807B2 | System for manufacturing bonded sheet material | Performing Operations; Transporting | 2 | Expired |
| US9502760B2 | Radar apparatus provided with radome | Electricity | 2 | Active |
| US8314742B2 | Antenna device with lens or passive element acting as lens | Electricity | 2 | Active |
| US7554418B2 | Waveguide/strip line converter having a multilayer substrate with short-circuiting patterns therein defining a waveguide passage of varying cross-sectional area | Electricity | 2 | Active |
| US7701310B2 | Dielectric substrate for wave guide tube and transmission line transition using the same | Electricity | 2 | Active |
| US9780443B2 | Radar apparatus | Physics | 1 | Active |
| US8054142B2 | Plural rectangular waveguides having longer cross-sectional lengths based on shorter waveguide line lengths | Electricity | 1 | Active |
| US10516217B2 | Antenna apparatus | Electricity | 1 | Active |
| US9656313B2 | Original plate material for heat-exchanging plate, and method for fabricating original plate material for heat-exchanging plate | Emerging Cross-Sectional Technologies | 0 | Active |
| US9790576B2 | Titanium or titanium alloy plate excellent in balance between press formability and strength | Emerging Cross-Sectional Technologies | 0 | Active |
| US8330563B2 | High-frequency member assembly with waveguide | Electricity | 0 | Active |
| US9353432B2 | Pure titanium sheet excellent in balance between stamping formability and strength | Mechanical Engineering; Lighting; Heating | 0 | Active |
Source: USPTO / EPO open patent data. Inventor disambiguation is heuristic; counts are objective bibliographic measures.