Jun Takayama
42Patents
14h-index
54Co-inventors
84Inventor score
Filing activity: Jun 21, 1974 → Dec 1, 2022
Most-cited inventions
| Patent | Title | Area | Cited by | Status |
|---|---|---|---|---|
| US6683643B1 | Electronic camera capable of detecting defective pixel | Electricity | 111 | Expired |
| US4881127A | Still video camera with electronic shutter and flash | Electricity | 58 | Expired |
| US3981006A | Signal transmitting apparatus using A/D converter and monostable control circuit | Electricity | 49 | Expired |
| US5204827A | Sampling rate converting apparatus | Electricity | 45 | Expired |
| US4990911A | Sampling frequency converter | Electricity | 28 | Expired |
| US4394694A | Tape synchronizing apparatus | Physics | 27 | Expired |
| US8089716B2 | Magnetic tape, magnetic tape apparatus, servo pattern recording apparatus, magnetic tape producing method, and magnetic tape recording method | Physics | 22 | Active |
| US4041453A | Signal handling system for minimizing dropout effect | Physics | 21 | Expired |
| US4963985A | Video camera using interpolating focus control | Electricity | 19 | Expired |
| US8666153B2 | Image input apparatus | Electricity | 19 | Active |
| US7088395B2 | Image-capturing apparatus | Electricity | 18 | Expired |
| US5068716A | Sampling rate converter | Electricity | 15 | Expired |
| US5384673A | Magnetic-tape storage apparatus | Physics | 15 | Expired |
| US4503470A | Time code generator | Physics | 14 | Expired |
| US6639629B1 | Camera having photographing elements for photoelectrically converting optical image into image signals | Electricity | 13 | Expired |
| US5525902A | Magnetic tape storage apparatus writing status information to magnetic tape indicating a tape abnormality | Physics | 13 | Expired |
| US3968328A | Circuit for automatically correcting the timing of clock pulse in self-clocked pulse signal decoders | Electricity | 13 | Expired |
| US5117383A | Digital signal processing circuit using a residue number system | Electricity | 13 | Expired |
| US5008668A | Method and apparatus for encoding and decoding data in residue number system | Electricity | 12 | Expired |
| US7535509B2 | Transparent member in a solid-state image pick-up apparatus supported through use of micro-lenses larger in size than pixel micro-lenses and a method for producing the micro-lenses and transparent member | Electricity | 11 | Active |
| US5337153A | Image transforming device for changing frame frequencies of a video image | Electricity | 10 | Expired |
| US3981005A | Transmitting apparatus using A/D converter and analog signal compression and expansion | Electricity | 10 | Expired |
| US5027215A | Driving apparatus for solid state image sensors including a sweeping action controller | Electricity | 9 | Expired |
| US4766417A | Automatic offset compensating bipolar A/D converter circuit | Electricity | 9 | Expired |
| US7843493B2 | Image sensing apparatus and image processing method | Electricity | 9 | Active |
Source: USPTO / EPO open patent data. Inventor disambiguation is heuristic; counts are objective bibliographic measures.