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    • Denggle > Lighting News >

    Epistar Files U.S. Patent Infringement Lawsuit Against V-TAC USA

    Epistar Files U.S. Patent Infringement Lawsuit Against V-TAC USA

    Source： ledinside.com 15 May 2018
    LED lighting LED filament bulbs

    Epistar Corporation filed a patent infringement lawsuit against V-TAC USA Corp. (“V-TAC”) in the United States District Court for the Central District of California on May 7, 2018. The complaint asserts that V-TAC’s LED filament bulbs infringe seven Epistar patents and seeks injunctive relief to halt further sale of the infringing products.

     

    Epistar Files U.S. Patent Infringement Lawsuit Against V-TAC USA

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    Before：Gigahertz-Optik Introduces the CSS-45 – Remote Spectral Detector
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    Why Light Bulbs of Global Bulbs Series Receive Wide Popularity?

    Light bulbs of global bulbs series receive wide popularity for their unique design and outstanding performance. What are their strengths? This article will introduce to you the strengths of light bulbs of global bulb series and disclose why they are popular.

    The Macaron Floor Lamp Is the Latest Addition to This Dessert-Inspired Lighting Collection

    A few years ago, Spanish designer Silvia Ceñal introduced the Macaron pendant lamp and now with Lithuanian company EMKO, the Macaron Floor Lamp comes to life. Much like the pendant, the dessert-inspired design merges simple materials, like wood and rope, with the right proportions to create a lively personality. The wooden frame brings a warm feeling while the threaded cord adds a playful touch through color and texture.

    What Is the Voltage Range of Low-voltage LED Bulbs?

    Low-voltage LED bulb is one of the LED bulbs. Many occasions have been equipped with this light bulb. Low-voltage bulbs are safer, and many people choose to use them. The voltage ranges for low-voltage LED bulbs are described below.

    How Big Room Are 3w LED Bulbs Suitable for Installation? What Are Advantages of LED Bulb Lamp?

    LED bulbs, classified into 3w, 5w and other items, are widely used in various places. But many people don’t know whether 3w LED bulbs are suitable or how big room are 3w LED bulbs suitable for installation? Below is the introduction to relevant knowledge about LED bulbs.

    Advantages of Intelligent LED Bulbs and Selection Instructions

    Although LED bulbs are quite common in daily life, have you ever heard about intelligent LED bulbs? As technology develops, the LED industry also goes toward intelligent home lighting. What are the advantages of intelligent LED bulbs? How to select intelligent LED bulbs? The editor of DENGGLE.com will now describe it in detail.

    Does Flame-shape LED Bulb Have a High Safety Coefficient

    Owing to the soft and even light, the flame-shape LED bulb has been favored and well received by many users. When selecting this kind of bulb, all the people will consider its safety performance. Perhaps some users have no idea about the bulb. Next, the author will give a detailed introduction to the safety coefficient of flame-shape LED bulb.

    What Bulb Light Accessories Do You Need to Prepare?

    Bulb light accessories are essential for installing and using bulb lights. Whether you are replacing a bulb, adjusting the brightness or changing the color of the light, suitable bulb light accessories can help you achieve the desired lighting effect. What accessories do consumers need to have on hand before using bulb lights? This article will introduce some important bulb light accessories.

    How About Led Dimmer Bulbs?

    When night comes, lamps and lanterns come into play. They can help people to illuminate everything clearly. Because of the increasing demand of people, there will still be various kinds of lamps with different functions and styles in the market. The led dimmer bulb is one of the most popular lamps, but when you use it, if you don't choose good quality lamps, there may also be some dangerous accidents. Now let's get a detailed understanding of the advantages of LED dimmer bulbs. How to use it correctly?

    Colorful LED Bulb Lamps

    Colorful LED bulb lamp is a new energy-saving lamp that replaces traditional incandescent bulbs. At present, colorful LED bulb lamps used in lighting use high-power LED chips. In order to avoid glare, the shell is usually made of Frosted glass or acrylic acid. Colorful LED bulb lamp is directly driven by municipal power. Most products have wide voltage input, which can be input from 90-269V.

    Advantages and Shopping Tips of LED Bulbs

    LED light bulb can replace traditional incandescent light bulbs. It is a green light source sold on the market. Then what are the advantages of LED bulbs? What should you pay attention to when buying? We will discuss these questions in details below.

    Government of Japan Issues Fire Warning for LED Light Bulbs Replacement

    Switching to energy efficient and longer lifetime LED bulbs from conventional lighting source can save energy cost. However, installing new LED bulbs in old lighting fixtures might be dangerous. A report of The Japan Times noted that the Consumer Affairs Agency in Japan has issued a public warning for LED bulbs changing.

    Is the Brightness of Rechargeable Bulbs for Night Market Adequate?

    Following the easing of pandemic restrictions, street vendors have contributed to economic development while catering to various consumer needs. When setting up stalls at night markets, vendors naturally choose high-brightness rechargeable bulbs for night market. Such bulbs can not only showcase their products effectively but also ensure better sales. So, is the brightness of such bulbs sufficient?

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