Takayuki Fujita
60Patents
10h-index
99Co-inventors
81Inventor score
Filing activity: Mar 20, 1979 → Jul 18, 2018
Most-cited inventions
| Patent | Title | Area | Cited by | Status |
|---|---|---|---|---|
| US5299902A | Chip-type electronic element supplying apparatus | Emerging Cross-Sectional Technologies | 59 | Expired |
| US6007182A | Ink-jet recording method employing inks of different characteristics and apparatus therefor | Performing Operations; Transporting | 39 | Expired |
| US8883347B2 | All solid state secondary battery | Emerging Cross-Sectional Technologies | 24 | Active |
| US6055361A | Printer control with monitor function | Physics | 23 | Expired |
| US4631816A | Automatic apparatus for mounting electronic parts | Emerging Cross-Sectional Technologies | 22 | Expired |
| US5568264A | Exterior view inspecting apparatus for circuit board | Electricity | 16 | Expired |
| US6437502B1 | Selfballasted fluorescent lamp having specified tube geometry, luminous flux, lamp efficiency and power requirements | Emerging Cross-Sectional Technologies | 14 | Expired |
| US5907332A | Ink jet recording apparatus and method capable of preventing ink blurring by thinning ink dots | Performing Operations; Transporting | 13 | Expired |
| US6417615B1 | Fluorescent lamp with auxiliary amalgam secured to single lead wire | Electricity | 12 | Expired |
| US5525023A | Chip component supply apparatus | Electricity | 10 | Expired |
| US7067981B2 | Compact fluorescent lamp, self-ballasted fluorescent lamp and luminaire | Emerging Cross-Sectional Technologies | 10 | Expired |
| US7158243B2 | Printing apparatus and printing system, control method, storage medium and program | Physics | 9 | Expired |
| USD845351S1 | Cover for water pump | General | 8 | Active |
| US9276489B2 | Power converter having clamp circuit with capacitor and component for limiting current flowing into capacitor | Electricity | 7 | Active |
| US6007261A | Printing system with means to extract data type before printing on a recording medium | Physics | 6 | Expired |
| US4798844A | Chemotherapeutant composition | Chemistry; Metallurgy | 6 | Expired |
| US6172595A | Resistor excellent in micro-linearity characteristic and wear resistance and variable resistor using the same | Electricity | 6 | Expired |
| US4628595A | Automatic inserting apparatus for electronic parts | Emerging Cross-Sectional Technologies | 6 | Expired |
| US6023716A | Partial-display printing, secure communication and multiple-copying functions in image processing apparatus | Electricity | 6 | Expired |
| US6781315B2 | Compact fluorescent lamp, self-ballasted fluorescent lamp and luminaire | Emerging Cross-Sectional Technologies | 6 | Expired |
| US4451976A | Mounting apparatus for leadless electronic parts | Emerging Cross-Sectional Technologies | 5 | Expired |
| USD302827S | Ink ribbon cartridge | General | 5 | Expired |
| US5969048A | Colored coating composition | Chemistry; Metallurgy | 5 | Expired |
| US4792869A | Electronic apparatus for proper handling of interchangeable memory | Physics | 4 | Expired |
| US6065025A | Partial display printing, secure-communication and multiple copying functions in image processing apparatus | Electricity | 4 | Expired |
Source: USPTO / EPO open patent data. Inventor disambiguation is heuristic; counts are objective bibliographic measures.