Company Filing History:

4 out of 268

Korea Kumho Petrochemical Co., Ltd.

patents

Years Active: 1995-2014

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4 patents (USPTO):Sort by Forward CitationsExplore Patents

1. 8889901 - Photoacid generator, method for producing the same, and resist composition comprising the same (2014-11-18),

2. 8853441 - Sulfonium compound, photoacid generator, and resist composition (2014-10-07),

3. 5506330 - Polymerization method for preparing non-halogenated aromatic (1996-04-09),

4. 5399654 - Method for the production of phosphorus-containing aromatic polyester (1995-03-21),

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Inventor’s Patent Attorneys refers to legal professionals with specialized expertise in representing inventors throughout the patent process. These attorneys assist inventors in navigating the complexities of patent law, including filing patent applications, conducting patent searches, and protecting intellectual property rights. They play a crucial role in helping inventors secure patents for their innovative creations.

For the Inventor, By the Inventor

Seung Duk Cho

Location History:

Company Filing History:

Years Active: 1995-2014