Company Filing History:

4 out of 730

Kyowa Hakko Kogyo Co., Ltd.

patents

2 out of 272

Kyowa Hakko Kirin Co., Limited

patents

Years Active: 1986-2010

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6 patents (USPTO):Sort by Forward CitationsExplore Patents

1. 7691367 - Branched polyalkylene glycols (2010-04-06),

2. 7547765 - Branched polyalkylene glycols (2009-06-16),

3. 7291713 - Branched polyalkylene glycols (2007-11-06),

4. 6884419 - hG-CSF fusion polypeptide having c-mpl activity, DNA coding for same and methods of treating anemia using same (2005-04-26),

5. 5728709 - Alkyl and aralkyl-substituted pyrrolocarbazole derivatives that (1998-03-17),

6. 4575497 - 3, 3', 4'-Tri-O-acylspiramycin I (1986-03-11),

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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

Kinya Yamashita

Location History:

Company Filing History:

Years Active: 1986-2010