CHEM OPTICS INC
6Patents
5Active
6Granted
42Portfolio score
Filing activity: Jan 13, 2005 → Nov 23, 2016 · 1 expiring within 5 years
Most-cited patents
| Patent | Title | Area | Cited by | Status |
|---|---|---|---|---|
| US7202324B2 | Perfluorostyrene compound, and coating solution and optical waveguide device using the same | Chemistry; Metallurgy | 5 | Expired |
| US9106361B2 | Passive wavelength division multiplexing device for automatic wavelength locking and system thereof | Electricity | 2 | Active |
| US9817190B2 | Tunable wavelength filter with embedded metal temperature sensor and its application to external-cavity type tunable wavelength laser | Electricity | 0 | Active |
| US10752718B2 | Photocurable resin composition and method of forming patterns using the same | Physics | 0 | Active |
| US10797464B2 | Wavelength locking structure and method for tunable laser | Electricity | 0 | Active |
| US10557066B2 | Adhesive composition for photocurable interface and surface modification method of substrate using the same | Chemistry; Metallurgy | 0 | Active |
Source: USPTO / EPO open patent data. Counts and citation impact are objective bibliographic measures.