Patent landscapes › Electronics & gadgets
Is a desk lamp patented?
Short answer: specific designs of a desk lamp have been patented many times, but "a desk lamp" as a general idea is not what is protected. What matters is the exact combination of features in your version.
What our index shows
- 423 US and WO patent publications since 2000 have a title matching “desk lamp” or a close variant (our index of 9.7 million patent families; one publication per family).
- Among the 98 best keyword matches we examined, 36 were published in 2020 or later, and the earliest was published in 2000.
- Most frequent assignees in those matches: CHEN QI (4), BEIJING BYTEDANCE NETWORK TECH CO LTD (3), SHANGHAI SANSI ELECTR ENG CO LTD (2), DONGGUAN CHUAN OPTOELECTRONICS LTD (2).
- Most common patent classes (CPC subclasses): F21V (77), F21S (74), F21Y (33), H05B (14).
Counts come from keyword matching on titles and abstracts, so they are indicative, not a legal count. Some matches are different products that share a word.
14 real patent publications related to a desk lamp
- Base with retractable charging cable and desk lamp with base US-12607338-B1 2026 · DONGGUAN LING GUI TECH INNOVATION CO LTD
The present invention aims to provide a base with a retractable charging cable, which includes a base housing, a main circuit board, an output data cable and a mounting seat, where the main circuit board is electrically connected …
View on Google Patents - Shadow-reducing desk lamp WO-2024067240-A1 2024 · Suzhou opple lighting co ltd
The present application provides a shadow-reducing desk lamp, which is used for illuminating an illuminated object, and comprises a lamp base, a lamp head, and a lamp arm connected to the lamp base and the lamp head; the lamp head…
View on Google Patents - Multifunctional light source assembly and multifunctional desk lamp applying same US-11536421-B1 2022 · SHANGHAI SANSI ELECTR ENG CO LTD
A multifunctional light source assembly and a multifunctional desk lamp are disclosed. The multifunctional desk lamp includes a base assembly, a lamp head assembly, and a lamp arm assembly; one end of the lamp arm assembly is conn…
View on Google Patents - Method and apparatus for desk lamp lighting parameter adjustment, electronic device, and storage medium WO-2022227900-A1 2022 · BEIJING BYTEDANCE NETWORK TECH CO LTD
The present application discloses a method and apparatus for desk lamp lighting parameter adjustment, an electronic device, and a storage medium. The method for desk lamp lighting parameter adjustment comprises: acquiring a curren…
View on Google Patents - Solar desk lamp with ability to convert lamp light to energy WO-2021111166-A1 2021 · HASANI MASOUMEH
The designed device is a portable solar desk lamp comprising of sunlight storage panels that can be rotated towards the sunlight and a battery that receives power supply from sunlight in addition to the power received by absorbing…
View on Google Patents - Light guide plate desk lamp US-11204461-B2 2021 · KIM MIN JI
A light guide plate supported by at least one frame. An LED module is arranged on at least one side of the light guide plate, and a power input module is supported by at least one frame. When power is applied by the power input mo…
View on Google Patents - Light source having a side-light type optical lens and desk lamp WO-2020087680-A1 2020 · GUANGZHOU KEYSHOP DESIGN CO LTD
A light source having a side-light type optical lens and a desk lamp, applied to the field of illumination devices. The light source having a side-light type optical lens comprises a light source assembly (1), a reflective structu…
View on Google Patents - Adjustable led desk lamp for desk lighting WO-2019104517-A1 2019 · YE WENJING
Disclosed is an adjustable LED desk lamp for desk lighting. The adjustable LED desk lamp comprises a left support (1), a baseplate (2), a pulling component, a switch (3), a stay wire (6), a slideway (7), a linking block (8), a sph…
View on Google Patents - Multifunctional desk lamp that provides both functions of lighting and image projection US-9964840-B1 2018 · GAO WUHAI
A multifunctional desk lamp includes a base, a lighting body, and a light support connected to the base and the lighting body. The lighting body has an integral, one-piece structure and includes an illuminator portion for illumina…
View on Google Patents - Structure of desk lamp US-2010315801-A1 2010 · WU CHING-HUEI
Disclosed is a structure of desk lamp, including a base, a support arm, and a lampshade. The lampshade is composed of a first lampshade portion and a second lampshade portion. The first and second lampshade portions are relatively…
View on Google Patents - Light therapy desk lamp US-2008091250-A1 2008 · LUMIPORT LLC
A light emitting diode (LED) light therapy desk lamp device is disclosed. The light therapy desk lamp device may be used in the treatment of various conditions. The light therapy device may include multi-color LEDs for emitting a …
View on Google Patents - Led lamp light source and automatically lit led desk lamp upon power failure WO-2007032187-A1 2007 · WORLD WIDE ENGINEERING CO LTD
There are provided various types of LED lamp light sources having a long service life and a low power consumption. There is also provided an LED desk lamp having a lamp portion automatically lit upon power failure which lamp porti…
View on Google Patents - LED light bulb and its application in a desk lamp US-2005174769-A1 2005
An LED light bulb includes a screw base, a shell formed by two halves of hemispherical shells connecting tightly in the middle and a number of LEDs distributed spherical symmetrically on a curved flexible PCB inside an inner front…
View on Google Patents - Desk lamp with function of generating negative ions US-2005117325-A1 2005
A desk lamp with function of generating negative ions comprises a lamp body and a negative ion generator. The lamp body is consisted of a lamp base, a lamp arm and a lampshade. The negative ion generator is set on an internal wall…
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What this means for your idea
Because patents cover specific combinations of features, the useful question is not “has a desk lamp been patented?” but “has my combination of features been described before?” Consumer electronics are among the most heavily patented areas; the specific circuit, mounting, or interaction is what distinguishes a design.
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Guides that help with this
First-look landscape. Not exhaustive. Not legal advice. This page lists keyword-matched publications from a limited database; it does not say whether any product is or isn't covered by a patent, whether a patent is still in force, or whether your idea is patentable. Consult a registered patent attorney or agent.