3a. Patents (Details) (USD $)	Mar. 31, 2014	Mar. 31, 2013
Goodwill and Intangible Assets Disclosure [Abstract]
Patents	$ 157,442us-gaap_FiniteLivedPatentsGross	$ 157,442us-gaap_FiniteLivedPatentsGross
Patents pending and trademarks	54,203us-gaap_FiniteLivedTrademarksGross	54,203us-gaap_FiniteLivedTrademarksGross
Accumulated amortization	(99,156)	(89,992)
Finite-Lived Intangible Assets, Net	$ 112,489us-gaap_FiniteLivedIntangibleAssetsNet	$ 121,653us-gaap_FiniteLivedIntangibleAssetsNet

Accumulated amount of amortization of assets, excluding financial assets and goodwill, lacking physical substance with a finite life.

Reference 1: http://www.xbrl.org/2003/role/presentationRef

-Publisher FASB

-Name Accounting Standards Codification

-Topic 350

-SubTopic 30

-Section 50

-Paragraph 2

-Subparagraph (a)(1)

-URI http://asc.fasb.org/extlink&oid=26713463&loc=d3e16323-109275

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- Definition

Amount after amortization of assets, excluding financial assets and goodwill, lacking physical substance with a finite life.

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- Definition

Gross carrying amount before accumulated amortization as of the balance sheet date of the costs pertaining to the exclusive legal rights granted to the owner of the patent to exploit an invention or a process for a period of time specified by law. Such costs may have been expended to directly apply and receive patent rights, or to acquire such rights.

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- Definition

Gross carrying amount before accumulated amortization as of the balance sheet date for the rights acquired through registration of a trademark to gain or protect exclusive use of a business name, symbol or other device or style for a specified period of time.

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