نسخة تجريبية

Granted Patents According to their Scientific Field

Granted Patents by Scientific Field till 22/3/2019

Number of Granted PatentsScientific Field
1156Pharmaceutical and Biotechnology
2686Chemistry
2009Chemical Engineering
2281Mechanical and Electrical Engineering
1909Pertoleum and Natural Gas Engineering
10041Total

جميع الحقوق محفوظة