NITTO DENKO CORPORATION
3,966Patents
2,776Active
3,966Granted
59Portfolio score
Filing activity: Aug 4, 1986 → Sep 21, 2023 · 960 expiring within 5 years
Most-cited patents
| Patent | Title | Area | Cited by | Status |
|---|---|---|---|---|
| US6208521A | Film carrier and laminate type mounting structure using same | Electricity | 232 | Expired |
| US7120345B2 | Process for producing flexible optical waveguide | Physics | 219 | Expired |
| US6961178B2 | Polarizing film, optical film and liquid crystal display using polarizing film | Chemistry; Metallurgy | 169 | Expired |
| US6661482B2 | Polarizing element, optical element, and liquid crystal display | Physics | 145 | Expired |
| US9289177B2 | Sensing device, a method of preparing a sensing device and a personal mobile sensing system | Physics | 140 | Active |
| US5166233A | Film applicable to oral mucosa and drug preparation comprising the same | Human Necessities | 133 | Expired |
| US5727107A | Light guide plate, surface light source device, polarized light source device and liquid crystal display | Physics | 133 | Expired |
| US5990546A | Chip scale package type of semiconductor device | Electricity | 129 | Expired |
| US5429590A | Medical water-absorptive polymer and dressing for wound and medical bandage using the same | Human Necessities | 127 | Expired |
| US7190416B2 | Liquid crystal display with touch panel having internal front polarizer | Physics | 127 | Expired |
| US6724446B2 | Illumination device and/or a liquid crystal display device | Physics | 123 | Expired |
| US5814894A | Semiconductor device, production method thereof, and tape carrier for semiconductor device used for producing the semiconductor device | Electricity | 119 | Expired |
| US6333206A | Process for the production of semiconductor device | Electricity | 117 | Expired |
| US6120866A | Re-peeling pressure-sensitive adhesive tape or pressure-sensitive adhesive, and fastening system using the same | Emerging Cross-Sectional Technologies | 115 | Expired |
| US6199995A | Light guide plate, planer light source unit and reflection-type liquid-crystal display device | Physics | 114 | Expired |
| US5266371A | Adhesive dressing sheet | Emerging Cross-Sectional Technologies | 112 | Expired |
| US5683710A | Percutaneous absorption preparation | Human Necessities | 108 | Expired |
| US5914415A | Vent filter member | Emerging Cross-Sectional Technologies | 106 | Expired |
| US5245456A | Birefringent film with n.sub.x >n.sub.z >n.sub.y, process for producing the same, retardation film, elliptically polarizing plate, and liquid crystal display | Physics | 103 | Expired |
| US5614099A | Highly permeable composite reverse osmosis membrane, method of producing the same, and method of using the same | Emerging Cross-Sectional Technologies | 99 | Expired |
| USD865546S1 | Wearable device | General | 95 | Active |
| US6152374A | Method for renting fabric articles and data code-printed sheet | Emerging Cross-Sectional Technologies | 95 | Expired |
| US5576630A | Probe structure for measuring electric characteristics of a semiconductor element | Physics | 94 | Expired |
| US6891530B2 | Touch panel-including illuminator and reflective liquid-crystal display device | Physics | 93 | Expired |
| US5266372A | Fixing tape | Emerging Cross-Sectional Technologies | 90 | Expired |
Source: USPTO / EPO open patent data. Counts and citation impact are objective bibliographic measures.