Light-emitting device
US-2024097082-A1 · Mar 21, 2024 · US
Lighting device having luminescent material between a reflective cup and a solid state light emitter
US8994045B2 · US · B2
| Field | Value |
|---|---|
| Publication number | US-8994045-B2 |
| Application number | US-87067907-A |
| Country | US |
| Kind code | B2 |
| Filing date | Oct 11, 2007 |
| Priority date | Oct 12, 2006 |
| Publication date | Mar 31, 2015 |
| Grant date | Mar 31, 2015 |
How to read this patent
A practical reading order for non-experts. Skip the full description unless you need deep technical detail.
- Title
What the patent document calls the invention.
- Abstract
A short plain-language summary of the technical disclosure.
- Assignees and inventors
Who owns or filed the patent and who is credited as inventor.
- Key dates
Filing, priority, publication, and grant dates set the timeline.
- First independent claim
The legal scope of protection — read this for what is actually claimed.
- CPC / IPC classifications
Technology tags used to group this patent with similar filings.
- Citations and related patents
Prior art links and similar publications in this corpus.
Abstract
Official abstract text for this publication.
A lighting device comprising a light emitter chip, a reflective cup and a lumiphor positioned between the chip and the cup. Also, a lighting device comprising a light emitter chip, a wire bonded to a first surface of the chip and a lumiphor which faces a second surface of the chip. Also, a lighting device comprising a light emitter chip, and a lumiphor, a first surface of the chip facing a first region of the lumiphor, a second surface of the chip facing a second region of the lumiphor. Also, a lighting device comprising a light emitter chip and first and second lumiphors, a first surface of the chip facing the second lumiphor, a second surface of the chip facing the first lumiphor. Also, methods of making lighting devices.
First claim
Opening claim text (preview).
The invention claimed is: 1. A lighting device comprising: at least a first solid state light emitter; at least a first reflective cup; at least first and second lumiphors; at least a first transparent structure, a first surface of the first lumiphor and a first surface of the first solid state light emitter coplanar, a first portion of the first lumiphor in a plane that is perpendicular to the axis of the first reflective cup and that includes a portion of the first sol…
Assignees
Inventors
Classifications
Electricity · mapped topic
Electricity · mapped topic
Electricity · mapped topic
Electricity · mapped topic
Electricity · mapped topic
Patent family
Related publications grouped by family.
External sources
Next steps
Free tools are coming soon. Tell us what you want to track and we'll notify you.
Frequently asked questions
Answers are generated from the same data shown on this page.
- What does patent US8994045B2 cover?
- A lighting device comprising a light emitter chip, a reflective cup and a lumiphor positioned between the chip and the cup. Also, a lighting device comprising a light emitter chip, a wire bonded to a first surface of the chip and a lumiphor which faces a second surface of the chip. Also, a lighting device comprising a light emitter chip, and a lumiphor, a first surface of the chip facing a firs…
- Who is the assignee on this patent?
- Negley Gerald H, Cree Inc
- What technology area does this patent fall under?
- Primary CPC classification H10H20/8514. Mapped technology areas include Electricity.
- When was this patent published?
- Publication date Tue Mar 31 2015 00:00:00 GMT+0000 (Coordinated Universal Time) (B2). Legal status and post-grant events are not shown on this page.
- What related patents are in patentsdb?
- We list 8 related publications on this page (citations in our corpus or others sharing the same primary CPC).