LED 相關 美國專利搜尋 台大生機系方煒 快速搜尋 http://patft1.uspto.gov/netahtml/PTO/search-bool.html 進階搜尋 http://patft1.uspto.gov/netahtml/PTO/search-adv.htm
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All fields searching LED: 195657, Solid State Lighting: 78 Sum of above = 195735 LED or Solid state Lighting: 195676 195735 – 195676 = 59 patents with both All fields searching
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趨勢 直覺想得到的專利大多被申請光了 專利佈局的作戰方式大致完成 創新的應用進度遲緩 應用面才要開始