All appeals by the plaintiffs are dismissed.

The costs of appeal are assessed against the plaintiffs.

Purport of claim and appeal

The first instance court.

1. The reasoning of the judgment of the court of first instance cited in the instant case is as stated in the reasoning of the judgment of the court of first instance, except for the case where partial contents are modified as follows. Thus, this is acceptable in accordance with the main sentence of Article 420 of the Civil Procedure Act.

2. The second to third to eight pages of the judgment of the court of first instance shall be added to a part which is written or added by this court as follows:

Defendant C University (hereinafter referred to as “C University”) is a joint patentee with respect to 9/100 shares of the patented invention of this case (hereinafter referred to as “each of the patented inventions of this case”) listed in the separate table (hereinafter referred to as “C University”) and Defendant C University is an inventor of each of the patented inventions of this case, who works as a professor of Defendant C University, and is actually operated by Defendant E (hereinafter referred to as “D”). Defendant D Co., Ltd. is a company established and operated (the representative is the wife of Defendant E), the sale of published materials, materials, and related construction related to the construction method, and the joint patentee of the first /10 shares of each of the patented inventions of this case (hereinafter referred to as “each of the patented inventions of this case”). Defendant D Co., Ltd., Ltd. (hereinafter referred to as “Defendant D”) and the joint patentee of the first 3rd 1, 200 shares of the Patent Claims of this case, and Defendant D Co. 1, 2017>

2. The plaintiffs.