The patent was issued on September 21, 1976, entitled "Quantum Effects in Heterostructure Lasers," U.S. Patent No. 3,982,207.
Patent Kasım 21, 1976 da "Quantum Effects in Heterostructure Lasers”(heteroyapılı lazerde kuantum etkileri) başlığı altında verildi, U.S. Patent No. 3,982,297.