Patents                                                                

이성환, 이지홍, "3차원 손 모델 생성 기술을 이용한 가상 입력 방법 및 장치", 등록번호: 10-0967356, 2010.6.24.

이성환, 허승주, "손의 모양 변화에 기초하여 제어되는 가상 마우스 장치 및 그 구동 방법", 등록번호: 10-0962569, 2010.6.3.

이성환, 박창범, "지시형 제스처를 인식하는 방법 및 장치", 등록번호: 10-0916836, 2009.9.3.

이성환, 박상철, 권기운, "동영상에서의 객체영상 제거장치 및 방법", 등록번호: 10-0497492-0000, 2005.6.16.

이성환, 여창욱, 황본우, "얼굴 영상의 형태 정보에 기반한 합성 얼굴 영상 생성 장치 및 그 방법", 등록번호: 10-0407111-0000, 2003.11.13.

이성환, 강성훈, "시각 장애인용 착용 가능 보행 안내 장치 및 방법", 등록번호: 10-0405636-0000, 2003.11.3.

이성환, 여창욱, 황본우, "인터넷 상에서의 실시간 헤어, 메이크업과 패션 액세서리 디자인 시스템 및 방법", 등록번호: 10-0405328-0000, 2003.10.31.

이성환, 황본우, "적은 수의 특징점을 이용한 얼굴 영상 압축과 손상된 얼굴 영상의 복원 방법 및 장치", 등록번호: 10-0368743-0000, 2003.1.7.

Seong-Whan Lee and Seong-Hoon Kang, "Iris Image Acquisition Device and Iris Recognition Method with High Recognition Rates," Application No. 2000-59370, Oct. 2000.

Seong-Whan Lee, Bon-Woo Hwang, and Chang-Yu Lu, "Device and Method for Automatic Character Generation based on a Facial Image," Application No. 2000-48616, Aug. 2000.

Seong-Whan Lee, Bon-Woo Hwang, Chang-Yu Lu, and Young-Ah Jeong, "System and Service for Real Time Design of Hair, Makeup and Fashion Accessory over the Internet," Application No. 2000-43869, July 2000.

Seong-Whan Lee, Jae-Jin Kim, and Hyung-Jin Son, "System for Searching Ideal Partners using Face Image and Controlling Method," Application No. 2000-35711, June 2000.

Seong-Whan Lee and Hyung-Ki Roh, "System for Tracking the Movement of the Multiple Object using an Appearance Model Based on Temporal Color and Controlling Method therefore," Application No. 2000-34944, June 2000.

Seong-Whan Lee and Seong Yoo, "Method for Changing an Advertisement in the Broadcast Relay Picture," Application No. 2000-30174, June 2000.

Seong-Whan Lee and Su-Won Shin, "System for Inserting an Advertisement in the Broadcast Relay Picture and Controlling Method," Application No. 2000-29844, June 2000.

Seong-Whan Lee and Seong-Hoon Kang, "Wearable Walking Guidance Device and Method for The Blind," Application No. 2000-27839, May 2000.

Seong-Whan Lee and Dae-Seok Ryu, "A Method for Automatically Analyzing Document Layout," Application No. 2000-25639, May 2000.

Seong-Whan Lee and Hyung-Ki Roh, "Content-based Image Retrieval Method based on Sketch Features," Application No. 2000-15554, Mar. 2000.

Seong-Whan Lee, "Handwritten Alphanumeric Character Recognition Method and Device," Patent No. 110457, Aug. 1997.

Seong-Whan Lee, "Korea Address Recognition Device," Patent No. 087246, July 1995.