青云翻译

He did not apply for a patent, but without asking the public to his inventions

He has not applied for a patent, but not for returns made public his invention

He has not applied for the patent, but did not strive for the repayment to publicize his invention achievement

He has not applied for a patent, and ask for nothing in return but the results were made public his invention

He has not applied for a patent, but not for returns made public his invention