Jun Takada
49Patents
10h-index
65Co-inventors
78Inventor score
Filing activity: Sep 7, 1982 → Oct 26, 2020
Most-cited inventions
| Patent | Title | Area | Cited by | Status |
|---|---|---|---|---|
| US4765845A | Heat-resistant thin film photoelectric converter | Emerging Cross-Sectional Technologies | 53 | Expired |
| US4907052A | Semiconductor tandem solar cells with metal silicide barrier | Emerging Cross-Sectional Technologies | 24 | Expired |
| US5136503A | Machine translation system | Physics | 21 | Expired |
| US4701301A | Process for producing an internal-oxidized alloy or a shaped article thereof | Chemistry; Metallurgy | 17 | Expired |
| US4855950A | Optical storage apparatus including a reversible, doping modulated, multilayer, amorphous element | Physics | 16 | Expired |
| US5250120A | Photovoltaic device | Emerging Cross-Sectional Technologies | 14 | Expired |
| US8463061B2 | Encoding and decoding two-dimensional signal using a wavelet transform | Electricity | 14 | Active |
| US8681870B2 | Motion vector detection device | Electricity | 12 | Active |
| US7277677B2 | Control device for antenna matching circuit | Electricity | 11 | Expired |
| US4665278A | Heat-resistant photoelectric converter | Emerging Cross-Sectional Technologies | 10 | Expired |
| US8841105B2 | Organic-inorganic composite material and process for producing same | Chemistry; Metallurgy | 8 | Active |
| US10788320B2 | Defect detecting device, defect detecting method, and computer-readable recording medium | Physics | 6 | Active |
| US8597196B2 | Cardiac signal processing apparatus and cardiac signal processing method | Human Necessities | 5 | Active |
| US5173475A | Bi-Pb-Sr-Ba-Ca-Cu-O system superconductor | Emerging Cross-Sectional Technologies | 4 | Expired |
| US8031951B2 | 2-dimensional signal encoding/decoding method and device | Electricity | 3 | Active |
| US8229234B2 | Coding and decoding device, coding and decoding method and program | Electricity | 3 | Active |
| US4486083A | Exposure counter disc mechanism for cameras | Physics | 3 | Expired |
| US6589368B1 | High melting point metal based alloy material having high toughness and strength | Chemistry; Metallurgy | 3 | Expired |
| US5382787A | Photoconductive material | Electricity | 2 | Expired |
| US8265402B2 | 2 dimensional signal encoding/decoding method and device | Electricity | 2 | Active |
| US7442225B2 | High strength high toughness Mo alloy worked material and method for production thereof | Performing Operations; Transporting | 2 | Expired |
| US8331696B2 | Update region detection device | Electricity | 1 | Active |
| US9307245B2 | Moving image encoding device | Electricity | 1 | Active |
| US8218645B2 | Method and apparatus for encoding and decoding by wavelet transform | Electricity | 1 | Active |
| US11867592B2 | Structure displacement amount measurement apparatus | Physics | 1 | Active |
Source: USPTO / EPO open patent data. Inventor disambiguation is heuristic; counts are objective bibliographic measures.