TOPPAN Inc.
108Patents
107Active
108Granted
73Portfolio score
Filing activity: Jan 24, 2019 → Sep 9, 2024
Most-cited patents
| Patent | Title | Area | Cited by | Status |
|---|---|---|---|---|
| US11640078B2 | Light control device | Physics | 1 | Active |
| US11871134B2 | Solid-state imaging device, imaging system, and imaging method | Electricity | 1 | Active |
| US11977938B2 | Color display, authentication medium, and method of determining authenticity of color display | Physics | 1 | Active |
| US12071288B2 | Gas barrier layered body, and packaging material and tube container using same | Chemistry; Metallurgy | 1 | Active |
| US11686965B2 | Light control sheet, light control device, and method of controlling the light control sheet | Physics | 1 | Active |
| USD1064966S1 | Automobile | General | 1 | Active |
| US11939485B2 | Liquid-repellent structure, production method therefor, packaging material, and separation sheet | Chemistry; Metallurgy | 0 | Active |
| US12101074B2 | Multilayer circuit board with LC resonant circuit and electronic component package including multilayer circuit board with LC resonant circuit | Electricity | 0 | Active |
| US12174492B2 | Transparent substrate for liquid crystal device and light control sheet | Physics | 0 | Active |
| US12059915B2 | Thermal transfer image receiving sheet | Performing Operations; Transporting | 0 | Active |
| US12269241B2 | Gas barrier film | Emerging Cross-Sectional Technologies | 0 | Active |
| US11940691B2 | Liquid crystal display device | Physics | 0 | Active |
| US11886086B2 | Light control sheet | Physics | 0 | Active |
| US12041332B2 | Light shielding plate, camera unit, electronic device, and method of manufacturing light shielding plate | Electricity | 0 | Active |
| US12345902B2 | Optical device and method of producing optical device | Physics | 0 | Active |
| US12015838B2 | Light shielding plate, camera unit, and electronic device | Electricity | 0 | Active |
| US12044919B2 | Light control device and light control sheet for changing haze and clarity | Physics | 0 | Active |
| US12263660B2 | Decorative sheet | Emerging Cross-Sectional Technologies | 0 | Active |
| US12304697B2 | Spout assembly, packaging container, and method of producing spout assembly | Performing Operations; Transporting | 0 | Active |
| US12342473B2 | Wiring board and method of producing wiring board | Electricity | 0 | Active |
| US12061398B2 | Light control sheet and method of producing light control sheet | Physics | 0 | Active |
| US11595545B2 | Printing system and printing control apparatus | Electricity | 0 | Active |
| US11820164B2 | Resin-impregnated decorative paper and resin-impregnated decorative plate | Performing Operations; Transporting | 0 | Active |
| US12269240B2 | Gas barrier film | Chemistry; Metallurgy | 0 | Active |
| US11973097B2 | Light shielding member, lens unit, camera module, and electronic device | Electricity | 0 | Active |
Source: USPTO / EPO open patent data. Counts and citation impact are objective bibliographic measures.