Company Filing History:

4 out of 6,892

Sumitomo Chemical Company, Limited

patents

Years Active: 1978-1997

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4 patents (USPTO):Sort by Forward CitationsExplore Patents

1. 5603764 - Process for crystal growth of III-V group compound semiconductor (1997-02-18),

2. 4632711 - Vapor phase epitaxial growth method of zinc selenide and zinc (1986-12-30),

3. 4259395 - Process for preparation of resin composition useful for laminated sheet (1981-03-31),

4. 4115437 - Sulfonated product of butadiene or isoprene oligomer and the production (1978-09-19),

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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

Yoshinobu Matsuda

Location History:

Company Filing History:

Years Active: 1978-1997