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김진곤(Jingon Kim),최성배(Sungbae Choi),박용국(Yongkuk Park) 한국자동차공학회 2004 한국자동차공학회 지부 학술대회 논문집 Vol.- No.-
Thousands of lives are saved in high-speed automobile accidents due to the passive safety system, such as airbags and seatbelts. The development of the automotive industry has lead to enormous developments in safety, specially airbag design and technology. In this study, the patent trend of the passive safety system applied for the Patent Bureau of Korea, Japan and USA, has been analyzed. It is envisaged that this study may serve as a stepping stone for further advancement in passenger protection systems.