Eiichi Yoshida
129Patents
13h-index
119Co-inventors
89Inventor score
Filing activity: Apr 22, 1977 → Nov 7, 2019
Most-cited inventions
| Patent | Title | Area | Cited by | Status |
|---|---|---|---|---|
| US4898781A | Water-soluble microcapsules | Emerging Cross-Sectional Technologies | 72 | Expired |
| US5268993A | Printer | Physics | 39 | Expired |
| US4839740A | Image processing apparatus for determining the presence or absence of an image on each side of a plurality of originals prior to producing two-sided copies of the originals to avoid producing any copies with blank sides | Electricity | 34 | Expired |
| US4703609A | Method of manufacturing pressurized sealed containered food | Mechanical Engineering; Lighting; Heating | 31 | Expired |
| US5583941A | Imaging processor | Electricity | 26 | Expired |
| US4672461A | Image processing apparatus | Electricity | 25 | Expired |
| US6083187A | Method and apparatus for treating blood | Human Necessities | 24 | Expired |
| US6043897A | Image forming apparatus | Electricity | 22 | Expired |
| US5931802A | Extracorporeal blood circulator | Human Necessities | 19 | Expired |
| US5971726A | Tube connector restriction means for a tube-type roller pump | Mechanical Engineering; Lighting; Heating | 18 | Expired |
| US6472618B1 | Electronic weighing scale using general purpose block member | Physics | 14 | Expired |
| US5884122A | Image forming apparatus | Physics | 14 | Expired |
| US5884120A | Image forming apparatus for forming multiple images on a single sheet | Electricity | 13 | Expired |
| US5311340A | Liquid crystal display device having compensator and thin film with maximum refractive index parallel and perpendicular to compensator, respectively | Physics | 12 | Expired |
| US5969828A | Digital copying machine, image reading device used in said digital copying machine, and image processing method used in these devices | Electricity | 12 | Expired |
| US5832331A | Image forming apparatus resuming an interrupted image forming job when power is restored and at timings dependent upon detection and non-detection of a new image forming job | Electricity | 11 | Expired |
| US7154619B1 | Image forming apparatus and terminal device connected to network | Electricity | 11 | Expired |
| US4581394A | Agent for forming surface-protecting layer on coated paper | Emerging Cross-Sectional Technologies | 9 | Expired |
| US6023560A | Image forming apparatus accepting image data transmitted from a plurality of transmitters | Physics | 9 | Expired |
| US6219156A | Image data processing device and digital copying machine which vary amount of image data to be compressed depending on time used for compression | Electricity | 9 | Expired |
| US7460806B2 | Job execution system and job execution method, and job execution apparatus and image forming apparatus used for this system | Electricity | 9 | Expired |
| US4431769A | Binder composition for paper-coating materials | Performing Operations; Transporting | 9 | Expired |
| US4433229A | Electrode roll for resistance welding | Performing Operations; Transporting | 9 | Expired |
| US6047146A | Image forming apparatus automatically selecting either color or monochromatic copy mode in accordance with detected color information of images to be reproduced | Electricity | 7 | Expired |
| US7224476B2 | Control device and control method for network-connected device | Physics | 7 | Expired |
Source: USPTO / EPO open patent data. Inventor disambiguation is heuristic; counts are objective bibliographic measures.