福安药业：公司精神类药品布托啡诺、咪达唑仑有申请并获得晶型及制备方法的相关发明专利

Group 1 - The company has applied for and obtained invention patents related to the crystal forms and preparation methods of its psychiatric drugs, Buprenorphine and Midazolam [2] - However, the company has not obtained any composition patents for these products [2]