ALEXANDRIA, Va., July 21 -- United States Patent no. 12,686,939, issued on July 21, was assigned to DISCO Corp. (Tokyo) and Ioffe Institute (St Petersburg, Russia).
"Method for producing single crystal diamond and single crystal diamond" was invented by Ryuji Oshima (Tokyo), Kanji Iizuka (Saitama, Japan), Fedor Shakhov (St Petersburg, Russia) and Alexander Vul (St Petersburg, Russia).
According to the abstract* released by the U.S. Patent & Trademark Office: "Provided are a method for producing a single crystal diamond capable of synthesizing a single crystal diamond having excellent durability at a low cost in a short time, and the single crystal diamond. The method for producing the single crystal diamond employs a high-temperature and ...