Takao Kanai
39Patents
8h-index
39Co-inventors
75Inventor score
Filing activity: Sep 9, 1977 → Jun 28, 2021
Most-cited inventions
| Patent | Title | Area | Cited by | Status |
|---|---|---|---|---|
| US5027417A | Method of and apparatus for inspecting conductive pattern on printed board | Physics | 41 | Expired |
| US5384711A | Method of and apparatus for inspecting pattern on printed board | Physics | 31 | Expired |
| US4960734A | Ceramic composite and process for preparation thereof | Chemistry; Metallurgy | 22 | Expired |
| US5282106A | Magnetic disk cartridge | Physics | 16 | Expired |
| US5144681A | Method of and apparatus for inspecting conductive pattern on printed board | Physics | 10 | Expired |
| US4708302A | Mode switching over gear mechanism for reel | Physics | 9 | Expired |
| US4835636A | Dustproof door mechanism | Physics | 8 | Expired |
| US5272761A | Method and apparatus for inspecting line width on printed board | Physics | 8 | Expired |
| US5150422A | Method of and apparatus for inspecting conductive pattern on printed board | Physics | 8 | Expired |
| US4825312A | Cassette loading mechanism | Physics | 7 | Expired |
| US5753051A | Oriented electrical steel sheet having low core loss and method of manufacturing same | Emerging Cross-Sectional Technologies | 6 | Expired |
| US5411808A | Oriented electrical steel sheet having low core loss and method of manufacturing same | Emerging Cross-Sectional Technologies | 6 | Expired |
| US5272762A | Method of and apparatus for inspecting wiring pattern on printed board | Physics | 5 | Expired |
| US4797758A | Pinch roller driving mechanism | Physics | 5 | Expired |
| US4262547A | Pushbutton tuner | Electricity | 5 | Expired |
| US4872075A | Tape loading mechanism in magnetic recording and reproducing apparatus | Physics | 5 | Expired |
| US4552032A | Shift lever device | Emerging Cross-Sectional Technologies | 4 | Expired |
| US4187729A | Pushbutton tuner | Electricity | 4 | Expired |
| US4161707A | Pushbutton tuner having linkage operated tuning slider | Electricity | 3 | Expired |
| US5367467A | Method of and apparatus for inspecting width of wiring line on printed board | Physics | 3 | Expired |
| US4267739A | Pushbutton tuner | Electricity | 2 | Expired |
| US10192522B2 | Multi-layered display device | Physics | 2 | Active |
| US4254389A | Pushbutton tuner having tapering portion pivotal pins | Electricity | 1 | Expired |
| US4458545A | Guide shaft in a pushbutton tuner | Emerging Cross-Sectional Technologies | 1 | Expired |
| US5679177A | Oriented electrical steel sheet having low core loss and method of manufacturing same | Emerging Cross-Sectional Technologies | 1 | Expired |
Source: USPTO / EPO open patent data. Inventor disambiguation is heuristic; counts are objective bibliographic measures.