The patent badge is an abbreviated version of the USPTO patent document. The patent badge does contain a link to the full patent document.
The patent badge is an abbreviated version of the USPTO patent document. The patent badge covers the following: Patent number, Date patent was issued, Date patent was filed, Title of the patent, Applicant, Inventor, Assignee, Attorney firm, Primary examiner, Assistant examiner, CPCs, and Abstract. The patent badge does contain a link to the full patent document (in Adobe Acrobat format, aka pdf). To download or print any patent click here.
Patent No.:
Date of Patent:
May. 27, 2008
Filed:
Jan. 06, 2006
Joo-hoon Lee, Yongin-si, KR;
Sun-tae Jung, Anyang-si, KR;
Kyoung-youm Kim, Seoul, KR;
Byung-duck Cho, Seoul, KR;
Dong-hoon Jang, Suwon-si, KR;
Joo-Hoon Lee, Yongin-si, KR;
Sun-Tae Jung, Anyang-si, KR;
Kyoung-Youm Kim, Seoul, KR;
Byung-Duck Cho, Seoul, KR;
Dong-Hoon Jang, Suwon-si, KR;
Samsung Electronics Co., Ltd., Maetan-Dong, Yeong Tong-Gu, Suwon-Si, Gyeonggi-Do, KR;
Abstract
A keypad includes a light guide panel, the interior of which light propagates through, a film positioned on the upper surface of the light guide panel and having at least one key button positioned on the upper surface thereof, and at least one reflective pattern fixedly positioned with respect to the light guide panel to reflect a part of the light, which propagates through the interior of the light guide panel, towards the key button.