Roberto Lopez Rivera

US Patent:

7651665, Jan 26, 2010

Filed:

Sep 7, 2004

Appl. No.:

10/935029

Inventors:

Jose M. Gonzalez - Guaynabo PR, US
Carlos A. Martinez - Isabela PR, US
Enrique C. Abreu - Mayaguez PR, US
Roberto Rivera - Mayaguez PR, US
John S. Dunfield - Corvallis OR, US

Assignee:

Hewlett-Packard Development Company, L.P. - Houston TX

International Classification:

B01L 3/00

US Classification:

422100, 422 99, 422102, 436180

Abstract:

A microtray for handling biosubstances comprises a fluid holding structure and a fluid ejection structure. The fluid holding structure includes an array of wells with each well configured to contain at least one biosubstance. The fluid ejection structure is in communication with the fluid holding structure and configured to dispense the at least one biosubstance onto a target media.

US Patent:

50660080, Nov 19, 1991

Filed:

Apr 5, 1990

Appl. No.:

7/504834

Inventors:

Roberto S. Rivera - Salinas PR

International Classification:

A63D 1500
A63D 1520

US Classification:

273 2

Abstract:

The present invention relates to an electronic voice and control system for billiards. The inventive system, intended for use with a standard billiard table having a separate return for the cue ball, includes sensors on each pocket to indicate when a ball has entered a particular pocket. Audio and visual display devices, responsive to various aspects of the game, are included to indicate different events or game related information occurring during playing of the game. Switching means are provided to indicate which player is playing as well as all electric circuitry, including programmable devices, to facilitate the audio and visual display devices being responsive to player and game activity.

Author:

Roberto Rivera

ISBN #:

0820461156