Minoru Seino
37Patents
13h-index
63Co-inventors
84Inventor score
Filing activity: Apr 12, 1982 → Nov 12, 2003
Most-cited inventions
| Patent | Title | Area | Cited by | Status |
|---|---|---|---|---|
| US5074631A | Optical modulator | Physics | 84 | Expired |
| US5404412A | Optical waveguide device | Physics | 51 | Expired |
| US5408544A | Optical modulator for producing a controllable chirp | Physics | 49 | Expired |
| US5006705A | Light beam scanning apparatus with controller for varying spacing between a plurality of scanning beams | Electricity | 41 | Expired |
| US4948219A | Method of connecting optical fibers and connection aids and fiber holders employed therewith, and optical waveguide modules employing same | Physics | 38 | Expired |
| US5214724A | Optical waveguide device with suppressed DC drift | Physics | 29 | Expired |
| US5680497A | Optical waveguide device | Physics | 27 | Expired |
| US6243516A | Merging optical waveguides having branch angle within a specific range | Physics | 27 | Expired |
| US5106724A | Developer for light-sensitive lithographic printing plate capable of processing commonly the negative-type and the positive-type and developer composition for light-sensitive material | Physics | 20 | Expired |
| US4452880A | Process for developing positive photosensitive lithographic printing plate | Physics | 15 | Expired |
| US5206784A | Charger for electrophotography having a grid assembly | Physics | 15 | Expired |
| US5995685A | Optical modulator and an optical modulating method | Physics | 14 | Expired |
| US6055349A | Optical waveguide device and manufacturing method therefor | Physics | 13 | Expired |
| US5006704A | Optical scanner and method for generating and detecting a composite dot on a scanning medium | Electricity | 11 | Expired |
| US6678428B2 | Optical modulator | Physics | 11 | Expired |
| US4730884A | Bipolar voltage controlled optical switch using intersecting waveguides | Physics | 10 | Expired |
| US5008716A | Paper cooling apparatus for an electrophotographic printer | Physics | 9 | Expired |
| US5949925A | Method, device, and system for optical modulation in wavelength division multiplexing | Electricity | 9 | Expired |
| US6606424B2 | Apparatus and method for optical modulation and demodulation | Physics | 8 | Expired |
| US4572685A | Dot printer | Performing Operations; Transporting | 8 | Expired |
| US6337931B1 | Effective optical path length compensable optical device | Physics | 8 | Expired |
| US6400881B1 | Optical device having thin film formed over optical waveguide | Physics | 7 | Expired |
| US5028512A | Method of manufacturing photosensitive printing plates comprising applying a powdered surface | Emerging Cross-Sectional Technologies | 7 | Expired |
| US5937261A | Image recording apparatus, and sheet conveying method thereof | Physics | 7 | Expired |
| US6853757B2 | Arrangement method of metal electrode and transparent electrode in optical waveguide device and optical modulator using the optical waveguide | Physics | 6 | Expired |
Source: USPTO / EPO open patent data. Inventor disambiguation is heuristic; counts are objective bibliographic measures.