1. Patent for invention RUz No FAP 01447;Abdukarimov;Universal roller machine Official Bulletin,2019
2. Patent for invention RUz JVa FAP 01446;Abdukarimov;Gear-link differential transmission mechanis,2019
3. Patent for invention RUz No IAP 06400;Abdukarimov;Differential gear mechanism Official Bulletin,2021
4. Patent for invention RUz No. FAP 01542;Abdukarimov;Tooth-lever differential transmission mechanism Official Bulletin,2020
5. Patent for invention RUz No IAP 05886;Bahadirov;Device for removing moisture from wet fibrous materials Official Bulletin,2019