Tetsuo Nakazawa
31Patents
8h-index
56Co-inventors
78Inventor score
Filing activity: Aug 26, 1974 → Nov 13, 2015
Most-cited inventions
| Patent | Title | Area | Cited by | Status |
|---|---|---|---|---|
| US5615279A | Method of and apparatus for correcting scattered X-rays for X-ray computerized tomograph | Electricity | 64 | Expired |
| US5182075A | Nuclear fusion reactor | Emerging Cross-Sectional Technologies | 47 | Expired |
| US5234556A | Polymeric metal oxide materials and their formation and use | Emerging Cross-Sectional Technologies | 40 | Expired |
| US6445761B1 | X-ray computerized tomograph including collimator that restricts irradiation range of X-ray fan beam | Human Necessities | 33 | Expired |
| US5449948A | Semiconductor integrated circuit devices including means for reducing noise generated by high frequency internal circuitry | Electricity | 15 | Expired |
| US6790502B1 | Optically functional element and production method and application therefor | Emerging Cross-Sectional Technologies | 14 | Expired |
| US4269256A | Process for preparing mold | Performing Operations; Transporting | 11 | Expired |
| US6061422A | X-ray ct apparatus and an image reconstructing method for obtaining a normal reconstructed image by adding weights to a plurality of partial reconstructed images | Emerging Cross-Sectional Technologies | 10 | Expired |
| US7006593B2 | Method of producing cardiac tomogram and tomograph using x-ray ct apparatus | Emerging Cross-Sectional Technologies | 8 | Expired |
| US5987091A | X-ray CT system | Emerging Cross-Sectional Technologies | 8 | Expired |
| US4506041A | Powdered binder for mold-making and a process for preparing a mold by using the same | Performing Operations; Transporting | 7 | Expired |
| US8830263B2 | Medical image display device and medical image display method | Physics | 6 | Active |
| US8791957B2 | Medical image display device and method of medical image display | Physics | 5 | Active |
| US8055045B2 | Method and system for collecting image data from image data collection range including periodically moving part | Human Necessities | 5 | Active |
| US6844092B2 | Optically functional element and production method and application therefor | Emerging Cross-Sectional Technologies | 5 | Expired |
| US4171297A | Anti-crevice corrosion sealants for metals | Chemistry; Metallurgy | 5 | Expired |
| US6689456B2 | Magnetic recording medium, a manufacturing method thereof, and a magnetic recording unit using thereof | Emerging Cross-Sectional Technologies | 4 | Expired |
| US5460877A | Polymeric metal oxide materials and their formation and use | Emerging Cross-Sectional Technologies | 4 | Expired |
| US4278581A | Mold binder material | Performing Operations; Transporting | 4 | Expired |
| US3960798A | Process for regulating hardening speed of self-hardening mold | Performing Operations; Transporting | 4 | Expired |
| US7750308B2 | Compton camera device | Human Necessities | 2 | Active |
| US7426255B2 | X-ray CT device | Human Necessities | 2 | Expired |
| US8542896B2 | Medical image processing device and medical image processing method | Physics | 2 | Active |
| US10342500B2 | X-ray CT apparatus, upsampling method of projection data, and image reconstruction method | Human Necessities | 2 | Active |
| US9826952B2 | X-ray CT apparatus and scanning method | Human Necessities | 2 | Active |
Source: USPTO / EPO open patent data. Inventor disambiguation is heuristic; counts are objective bibliographic measures.