Global Patent Index - EP 1275017 A4

EP 1275017 A4 20080123 - MULTI-USER RETRO REFLECTOR DATA INPUT

Title (en)

MULTI-USER RETRO REFLECTOR DATA INPUT

Title (de)

MEHRBENUTZER-RETRO-REFLEKTOR-DATENEINGANG

Title (fr)

ENTREE DE DONNEES PAR RETROREFLECTEUR PAR PLUSIEURS UTILISATEURS

Publication

EP 1275017 A4 20080123 (EN)

Application

EP 00919515 A 20000321

Priority

US 0007538 W 20000321

Abstract (en)

[origin: WO0171397A1] The apparatus uses retro-reflected light, having a fixed component (41) and a variable component (37) varied by a person, from a retro reflector (31) connected to a person to input data (37A) to an information system (13) and does this for each of several persons in the same time interval.

IPC 8 full level

G06F 3/03 (2006.01); G02B 5/12 (2006.01); G06F 3/033 (2006.01); G06F 3/042 (2006.01)

CPC (source: EP KR)

G02B 5/12 (2013.01 - KR); G06F 3/0304 (2013.01 - EP); G02B 5/12 (2013.01 - EP); G02B 5/124 (2013.01 - EP)

Citation (search report)

Designated contracting state (EPC)

AT BE CH CY DE DK ES FI FR GB GR IE IT LI LU MC NL PT SE

DOCDB simple family (publication)

WO 0171397 A1 20010927; AU 4018900 A 20011003; BR 0017178 A 20030114; CN 1237354 C 20060118; CN 1451100 A 20031022; EP 1275017 A1 20030115; EP 1275017 A4 20080123; JP 2003528382 A 20030924; KR 20020092393 A 20021211

DOCDB simple family (application)

US 0007538 W 20000321; AU 4018900 A 20000321; BR 0017178 A 20000321; CN 00819353 A 20000321; EP 00919515 A 20000321; JP 2001569530 A 20000321; KR 20027012409 A 20020919