Haruo Hashimoto
28Patents
9h-index
65Co-inventors
78Inventor score
Filing activity: Jun 6, 1984 → May 27, 2021
Most-cited inventions
| Patent | Title | Area | Cited by | Status |
|---|---|---|---|---|
| US6349252B1 | Information management device for construction machinery | Fixed Constructions | 55 | Expired |
| US6435018B1 | Vehicle abnormality diagnosis system | Physics | 37 | Expired |
| US6825830B1 | Information processing system, information processing method, and computer-readable recording medium for executing information processing method on a computer | Electricity | 33 | Expired |
| US5747623A | Method and composition for forming ceramics and article coated with the ceramics | Chemistry; Metallurgy | 29 | Expired |
| US7804628B2 | Image forming apparatus with an open-close regulation mechanism of the automatic document feeder | Electricity | 21 | Active |
| USD608380S1 | Data projector with screen | General | 20 | Expired |
| US6542853B1 | Life estimation device for engine and machine having heat source | Emerging Cross-Sectional Technologies | 17 | Expired |
| US6083860A | Method and composition for forming ceramics and article coated with the ceramics | Chemistry; Metallurgy | 16 | Expired |
| US6748631B2 | Hinge assembly and wrist mounting-type electronic apparatus utilizing hinge assembly | Emerging Cross-Sectional Technologies | 9 | Expired |
| US8768203B2 | Image forming apparatus capable of effectively utilizing interior space | Physics | 8 | Active |
| US7758040B2 | Sheet feed cassette and image forming apparatus using the same | Performing Operations; Transporting | 5 | Active |
| US4572131A | Governor device of diesel engine | Emerging Cross-Sectional Technologies | 5 | Expired |
| US4761547A | Semiconductor photoelectric conversion device for light incident position detection | Electricity | 3 | Expired |
| US4955447A | Compound type guiding method and apparatus for guiding movement of a vehicle | Physics | 3 | Expired |
| US8412056B2 | Image forming apparatus performing image formation by conveying paper | Physics | 3 | Active |
| US8611783B2 | Interlock system and image forming apparatus incorporating interlock system | Physics | 2 | Active |
| US8773486B2 | Optical element retainer and image forming apparatus including the optical element retainer | Performing Operations; Transporting | 2 | Active |
| US8311438B2 | Interlock device and image forming apparatus incorporating same | Physics | 2 | Active |
| US7292805B2 | Image forming apparatus having a sheet removal portion | Physics | 2 | Expired |
| US8831463B2 | Image forming apparatus | Physics | 1 | Active |
| US7983596B2 | Housing structure and image forming apparatus | Physics | 1 | Active |
| US8873977B2 | Image forming apparatus | Physics | 1 | Active |
| US8672303B2 | Bush for isolating stabilizer from vibration | Performing Operations; Transporting | 1 | Active |
| US9188933B2 | Power supply device and image forming apparatus | Physics | 0 | Active |
| US8923730B2 | Image forming apparatus | Physics | 0 | Active |
Source: USPTO / EPO open patent data. Inventor disambiguation is heuristic; counts are objective bibliographic measures.