Hirohisa Kitano
24Patents
9h-index
15Co-inventors
72Inventor score
Filing activity: Jul 10, 1985 → May 13, 2016
Most-cited inventions
| Patent | Title | Area | Cited by | Status |
|---|---|---|---|---|
| US6554454B1 | Filter, illumination device and illumination method | Electricity | 32 | Expired |
| US4887104A | Electrooptical light shutter device and printer apparatus using same | Performing Operations; Transporting | 30 | Expired |
| US4854678A | Electro-optical light shutter device | Physics | 15 | Expired |
| US5011271A | Light shutter arrays for forming images | Performing Operations; Transporting | 14 | Expired |
| US5450230A | Light shutter array with a substantially even distribution transmitted light | Performing Operations; Transporting | 13 | Expired |
| US5206684A | Recording apparatus including a memory into which information is written in a particular order and from which memory information is read in the reverse order | Physics | 12 | Expired |
| US4902111A | Method and device for driving electro-optical light shutter array | Physics | 10 | Expired |
| US5166510A | Light printer with photoelectric light quantity control means | Physics | 10 | Expired |
| US5325228A | Optical shutter device | Physics | 9 | Expired |
| US5093676A | Method of driving electro-optical light shutter for use in recording apparatus | Physics | 9 | Expired |
| US4932761A | Method and device for driving electrooptical light shutter | Physics | 7 | Expired |
| US4804833A | Color sensing method and device therefor | Physics | 6 | Expired |
| US5247387A | Method and device for driving electro-optical light shutter | Physics | 6 | Expired |
| US5103267A | Image forming system for performing simplex and duplex recording | Physics | 6 | Expired |
| US5024511A | Display apparatus | Physics | 5 | Expired |
| US5155618A | Light signal generating device using electro-optical light shutter array | Physics | 5 | Expired |
| US6504598B2 | Illumination device | Physics | 5 | Expired |
| US5745280A | Light modulation apparatus and method for making light modulation apparatus | Physics | 2 | Expired |
| US4899183A | Image forming apparatus | Physics | 1 | Expired |
| US5317347A | Image forming apparatus | Physics | 1 | Expired |
| US4699860A | Photosensitive member and process for forming images with use of the photosensitive member having an amorphous silicon germanium layer | Physics | 1 | Expired |
| US6278475A | Optical writing device | Performing Operations; Transporting | 0 | Expired |
| US10139719B2 | Aerial image display device | Physics | 0 | Active |
| US5124831A | Method and device for driving electrooptical light shutter | Physics | 0 | Expired |
Source: USPTO / EPO open patent data. Inventor disambiguation is heuristic; counts are objective bibliographic measures.