The result: ZYH was in the state of low and ebb maladjustmentfrom 1995 to 2002, RHD was grade4 and grade5, and the change of harmonydegree took on an ascendingtrend;
To litigate against Ciba Vision, Rembrandt acquired a patent from husband and wife inventors Sing-Hsiung and Mei-Zyh Chang, in return for granting the Changs a net of 50% of the proceeds Rembrandt generates from the patent.