sikhism
http://www.beliefnet.com/index/index_10036.html

"Sikhism originated in the Punjab region of northwest India, where it drew on elements from Bhakti Hinduism and Islamic Sufism to develop into a distinctive religious tradition in its own right."

Shinto
http://www.beliefnet.com/index/index_10030.html

"Shinto (or kami no michi, "way of the kami," or gods) is a prehistoric religious tradition indigenous to Japan, which has been influenced by Buddhism and Chinese religions"

Hinduism
http://www.religioustolerance.org/hinduism.htm

"Hinduism does not have a single founder"

Wherever you go...it will state that hinduism is the oldest religion and has no single founder...thus..it was not influenced by others.