Invention & Discoveries
Mr. Pirajak Tisuthiwongse (Pittaya Tisuthiwongse) or Pittaya Wong (Pen Name), the inventor of inventions & discoveries on this web-page, agreed to transfer the ownership and rights on all of his inventions to Her Royal Highness Princess Maha Chakri Sirindhorn of Thailand.
Office of The Personal Royal Project of H.R.H. Princess Maha Chakri Sirindhorn
Chitralada Palace, Bangkok, Thailand
Tel. (+66) 2-282-6511, (+66) 2-281-3921 Fax. (+66) 2-281-3923