Toshio Matsui
33Patents
11h-index
32Co-inventors
75Inventor score
Filing activity: May 25, 1976 → Oct 24, 2016
Most-cited inventions
| Patent | Title | Area | Cited by | Status |
|---|---|---|---|---|
| US4200389A | Pressure fixing apparatus for copier | Physics | 43 | Expired |
| US5025202A | Solar cell power system with a solar array bus lockup cancelling mechanism | Emerging Cross-Sectional Technologies | 41 | Expired |
| US4814825A | Multiple speed sheet inverting and discharge | Emerging Cross-Sectional Technologies | 23 | Expired |
| US4946152A | Sorter-finisher | Physics | 23 | Expired |
| US7400454B2 | Digital camera imaging lens | Physics | 22 | Active |
| US5013021A | Paper container with a paper binding function | Physics | 20 | Expired |
| US5141215A | Sorter-finisher provided for an image forming apparatus | Physics | 19 | Expired |
| US7742792B2 | In-vehicle handsfree telephone system | Electricity | 18 | Active |
| US4370050A | Image transfer type copying apparatus with pre-transfer cleaning of transfer paper | Physics | 12 | Expired |
| US5014092A | Image forming apparatus with a binding function | Physics | 12 | Expired |
| US4548403A | Sorter | Emerging Cross-Sectional Technologies | 11 | Expired |
| US4993697A | Copy sheet stack apparatus | Physics | 11 | Expired |
| US4852867A | Copying apparatus having an automatic document feeder with document circulating function and a paper container with paper binding function | Physics | 11 | Expired |
| US5083761A | Sheet storing apparatus for sheets ejected from a copying machine | Physics | 11 | Expired |
| US4981293A | Sheet storing apparatus provided for a copying machine | Physics | 10 | Expired |
| US4444382A | Sheet feeding system | Physics | 10 | Expired |
| US5028965A | Copying system having a sheet refeed device | Physics | 8 | Expired |
| US4946153A | Paper handling apparatus with a paper stapling function | Physics | 8 | Expired |
| US4248523A | Electrophotographic copying apparatus equipped with improved copy paper cutting arrangement | Performing Operations; Transporting | 7 | Expired |
| US4958820A | Sheet storing apparatus for copying machine | Physics | 6 | Expired |
| US4125362A | Heat roller and toner image fixing device made therewith | Physics | 6 | Expired |
| US4955597A | Copying apparatus having a device for holding sheets | Physics | 5 | Expired |
| US6432633B1 | Immunoassay method of HIV-1p24 antigen and reagent therefor | Physics | 5 | Expired |
| US7251083B2 | Imaging lens | Physics | 5 | Expired |
| US5012297A | Sheet storing apparatus provided for a copying machine | Physics | 5 | Expired |
Source: USPTO / EPO open patent data. Inventor disambiguation is heuristic; counts are objective bibliographic measures.