Eunice M Choi

US Patent:

7733743, Jun 8, 2010

Filed:

Oct 23, 2007

Appl. No.:

11/876937

Inventors:

Boaz Baeksung Choi - Diamond Bar CA, US
Eunice Chulsook Choi - Diamond Bar CA, US

International Classification:

G04B 19/22

US Classification:

368 21

Abstract:

A comprehensive time determining system includes a list of geographical locations located on a periphery thereof. The base section further includes a plurality of time zones associated with the geographical locations. The time zones are presented on a time strip on the base section. The list of geographical locations on the base section includes locations using standard time only. A first movable section includes a northern hemisphere portion and a southern hemisphere portion. The northern hemisphere portion and the southern hemisphere portion are each independently movable relative to the base section. The northern hemisphere portion includes a list of northern hemisphere geographical locations. The southern hemisphere portion includes a list of southern hemisphere geographical locations. The lists on the first movable sections contains locations using dual time, the northern hemisphere portion and the southern hemisphere portion being movable to select a desired position depending on the season.

US Patent:

20050031410, Feb 10, 2005

Filed:

May 11, 2004

Appl. No.:

10/842787

Inventors:

Baek Sung Choi - Diamond Bar CA, US
Eunice Chulsook Choi - Diamond Bar CA, US

International Classification:

E01F013/00

US Classification:

404009000

Abstract:

A multi-purpose anti-glare divider system for minimizing glare from oncoming traffic on a two-way road. The anti-glare divider system includes at least one light blocking module arranged and constructed to minimize glare from oncoming traffic. An electrical generating system is associated with the light blocking module for generating electrical energy for use by an auxiliary device. A mounting system supports the light blocking module in a desired position relative to the road.