{"schema_version":"1.0","canonical_url":"https://patentable.app/patents/US-8494020","patent":{"patent_number":"US-8494020","title":"Semiconductor light emitting device, optical pickup unit and information recording/reproduction apparatus","assignee":null,"inventors":[],"filing_date":"2012-04-13T00:00:00.000Z","publication_date":"2013-07-23T00:00:00.000Z","cpc_codes":["B82Y","G11B","G11B","H01L","H01L"],"num_claims":8,"abstract":"A semiconductor light emitting device downsized by devising arrangement of connection pads is provided. A second light emitting device is layered on a first light emitting device. The second light emitting device has a stripe-shaped semiconductor layer formed on a second substrate on the side facing to a first substrate, a stripe-shaped p-side electrode supplying a current to the semiconductor layer, stripe-shaped opposed electrodes that are respectively arranged oppositely to respective p-side electrodes of the first light emitting device and electrically connected to the p-side electrodes of the first light emitting device, connection pads respectively and electrically connected to the respective opposed electrodes, and a connection pad electrically connected to the p-side electrode. The connection pads are arranged in parallel with the opposed electrodes."},"analysis":{"summary":null,"layman_explanation":null,"technical_analysis":null,"business_analysis":null,"faqs":null,"topics":[],"tech_cluster":null},"seo":{"title":"Semiconductor light emitting device, optical pickup unit and information recording/reproduction apparatus","description":"A semiconductor light emitting device downsized by devising arrangement of connection pads is provided. A second light emitting device is layered on a first light emitting device. The second light emi","keywords":[]},"attribution":{"source":"Patentable","source_url":"https://patentable.app","canonical_url":"https://patentable.app/patents/US-8494020","license":"CC-BY-4.0-like","license_terms":"AI-generated analysis on this page (summary, layman_explanation, technical_analysis, business_analysis, faqs) may be reused with attribution and a visible link back to the canonical URL above. Patent abstracts, claims, and bibliographic data are USPTO public domain.","required_link":"https://patentable.app/patents/US-8494020","citation_suggestion":"Patentable. \"Semiconductor light emitting device, optical pickup unit and information recording/reproduction apparatus\" (US-8494020). https://patentable.app/patents/US-8494020","copyright_holder":"Nomic Interactive Technology LLC"},"links":{"html":"https://patentable.app/patents/US-8494020","json":"https://patentable.app/api/llm-context/US-8494020","site":"https://patentable.app","llms_txt":"https://patentable.app/llms.txt"},"generated_at":"2026-05-31T14:01:36.777Z"}