Tsukasa Ito
39Patents
10h-index
56Co-inventors
78Inventor score
Filing activity: Jul 9, 1981 → Oct 20, 2021
Most-cited inventions
| Patent | Title | Area | Cited by | Status |
|---|---|---|---|---|
| US5150086A | Filter and electrical connector with filter | Electricity | 136 | Expired |
| US4868106A | Analytical element and method for determining a component in a test sample | Emerging Cross-Sectional Technologies | 50 | Expired |
| US5343137A | Apparatus to prevent complete battery discharge | Electricity | 44 | Expired |
| US4966856A | Analytical element and the analytical method using the element | Emerging Cross-Sectional Technologies | 36 | Expired |
| US5302471A | Compact phosphoric acid fuel cell system and operating method thereof | Emerging Cross-Sectional Technologies | 30 | Expired |
| US5418083A | Battery with rust preventive structure | Emerging Cross-Sectional Technologies | 23 | Expired |
| US6739767B2 | Image processing method, image processing apparatus and image recording apparatus | Electricity | 17 | Expired |
| US5696069A | Personal foaming cleansing composition | Human Necessities | 16 | Expired |
| US7260266B2 | Image processing method, image processing apparatus, image processing program and image recording apparatus | Physics | 14 | Expired |
| US7308152B2 | Image processing method, apparatus, and program | Electricity | 11 | Expired |
| US5571392A | Solid ion conductive polymer electrolyte and composition and production method therefor | Emerging Cross-Sectional Technologies | 10 | Expired |
| US7190844B2 | Image processing method, storage medium, image processor and image recorder | Electricity | 9 | Expired |
| US4538143A | Light-emitting diode displayer | Electricity | 8 | Expired |
| US7436995B2 | Image-processing apparatus, image-capturing apparatus, image-processing method and image-processing program | Electricity | 7 | Active |
| US7312824B2 | Image-capturing apparatus, image processing apparatus and image recording apparatus | Electricity | 6 | Active |
| US5354476A | Method of treating water | Performing Operations; Transporting | 6 | Expired |
| US5641590A | Battery having solid ion conductive polymer electrolyte | Emerging Cross-Sectional Technologies | 5 | Expired |
| US7548656B2 | Method and apparatus for processing image signals by applying a multi-resolution conversion processing for reducing the image size and applying a dyadic wavelet transform | Physics | 4 | Active |
| US8166317B2 | System for reducing standby power in an AC adapter that supply power to a USB device | Physics | 3 | Active |
| US7324702B2 | Image processing method, image processing apparatus, image recording apparatus, program, and recording medium | Electricity | 3 | Expired |
| US7133157B2 | Image processing method and apparatus | Electricity | 3 | Expired |
| US6801296B2 | Image processing method, image processing apparatus and image recording apparatus | Physics | 3 | Expired |
| US4383482A | Printing mask for use in printing on a board having a projected portion and manufacturing process therefor | Performing Operations; Transporting | 2 | Expired |
| US6436626B1 | Heat-developable light-sensitive element | Physics | 2 | Expired |
| US8244940B2 | Peripheral device and method of connecting peripheral device with host device | Physics | 2 | Active |
Source: USPTO / EPO open patent data. Inventor disambiguation is heuristic; counts are objective bibliographic measures.