Keypad for mobile phone

Details Keypad for mobile phone Keypad for mobile phone

2006-04-11

2006-04-11

Eisen, Alexander (Department: 2674)

Computer graphics processing and selective visual display system

Display peripheral interface input device

Including keyboard

C341S022000, C455S550100

Reexamination Certificate

active

07027036

ABSTRACT:
A keypad for a mobile phone includes a circuit board having a fixed contact point; a dome switch disposed on the circuit board; a base pad member having a projection for pressing the dome switch to generate signal; an upper pad member having a key top, the upper pad member being integrally formed with the base pad member, and an EL element disposed surface-contacting between the base pad member and the upper pad member.

REFERENCES:
patent: 4022993 (1977-05-01), Shattuck
patent: 5225818 (1993-07-01), Lee et al.
patent: 5613599 (1997-03-01), Inagaki et al.
patent: 5669486 (1997-09-01), Shima
patent: 6416196 (2002-07-01), Lemarchand et al.
patent: 6452341 (2002-09-01), Yamauchi et al.
patent: 0 917 409 (1999-05-01), None
patent: 0 981 144 (2000-02-01), None
patent: 1 017 075 (2000-07-01), None
patent: 1020010039294 (2001-05-01), None
patent: WO 00/11689 (2000-03-01), None
patent: WO 02/15211 (2002-02-01), None
European Search Report for EP 02 01 0512, dated Feb. 25, 2003, corresponding to the above-identified application.

Affiliated with

Also associated with

Rating

Keypad for mobile phone does not yet have a rating. At this time, there are no reviews or comments for this patent.

If you have personal experience with Keypad for mobile phone, we encourage you to share that experience with our LandOfFree.com community. Your opinion is very important and Keypad for mobile phone will most certainly appreciate the feedback.

Rate now

Comments { 0 }

Profile ID: LFUS-PAI-O-3553193