ALEXANDRIA, Va., Sept. 30 -- United States Patent no. 12,427,147, issued on Sept. 30, was assigned to SENJU PHARMACEUTICAL Co. LTD. (Osaka, Japan).

"Retinal ganglion cell death inhibitor" was invented by Yayoi Kishimoto (Osaka, Japan) and Chiho Yabuta (Osaka, Japan).

According to the abstract* released by the U.S. Patent & Trademark Office: "The present invention relates to a retinal ganglion cell death suppressor comprising a BMPR signal transduction inhibitor, a drug comprising a BMPR signal transduction inhibitor for protecting retinal neurons, and a pharmaceutical composition using these for preventing or treating a disease involving retinal ganglion cell death, such as glaucoma, diabetic retinopathy and retinal vascular occlusion." ...