1.    Ram, F., Lele, A. K., Shanmuganathan, K.  Thermo-mechanically and chemically stable polymer electrolyte membranes with polydopamine coated nanocellulose.  US20220311037A1  

2.     Pimpalkar, N.; Shete, A.;  Ram, F., Shanmuganathan, K.;. Process for preparing a homogeneous solution of a polymer and melanin. US11109589B2 

3.     Chikali, S.; Shanmuganathan, K.; Rajput, B.; Ram, F. An isohexide-dioxalate compound, its polymers and application thereof. US20210147438A1 

4.     Ram, F.;  Shanmuganathan, K. Organic  flexible  ferroelectric polymer nanocomposites. US11034829B2 

5.     Chikali, S.; Shanmuganathan, K.; Rajput, B.; Ram, F. Isohexide-diacetal based polymers and a process thereof. US9815934B2 

6.       Nilakshi Sadavarte, Kadhiravan Shanmuganathan, Parshuram Gajanan Shukla, Bio-compatible polyurethane microcapsules and process for the preparation thereof  US20220202731A1 

7.       Yadav P., Shanmuganathan, K.  Process for the preparation of essential oils modified nanocellulose and application thereof .  US11427651B2, EP3788080A4 

8.       Ananthan A. Shanmuganathan K, Nithyanandhan J.,A lanthanum based upconverting microrods and application thereof . US11078415B2, EP3405552B1

9.       Ambone T., Premnath V., Shanmuganathan K., Shaped objects for use in security applications, US11352750B2

10. Ambone T., Premnath V., Shanmuganathan K., A cellulose paper composite and process for preparation  thereof  (WO2019069325A1)