Resources Contact Us Home
Browse by: INVENTOR PATENT HOLDER PATENT NUMBER DATE
 
 
Inventor:
Frieman; Shlomo Ruvane
Address:
Los Angeles, CA
No. of patents:
3
Patents:












Patent Number Title Of Patent Date Issued
6926530 Game apparatuses and methods for use in teaching the addition and subtraction of positive and ne August 9, 2005
A game apparatus and a method for assisting in teaching the addition and subtraction of positive and, especially, negative numbers, are based on the Null Theory of Adding and Subtracting Positive and Negative Numbers. The apparatus comprises (a) a plurality of positive units, (b) a plura
6786485 Dice game apparatus and methods for using same September 7, 2004
A dice game apparatus comprises a first numerical die, a second numerical die, and at least one operator die selected from the group consisting of a first operator die and a second operator die. While the dice game apparatus comprises the first operator die and/or the second operator die
6755658 Game apparatuses and methods for use in teaching the addition, subtraction, multiplication, and June 29, 2004
Game apparatuses and methods for assisting in teaching the addition, subtraction, multiplication, and division of positive and, especially, negative numbers, are based on the Null Theory of Adding, Subtracting, Multiplying, and Dividing Positive and Negative Numbers. An exemplary game










 
 
  Recently Added Patents
Three-dimensional holographic display using active shutter
Architectural panel with bamboo rings heavy density embossed surface
RPM Controlled Wind Power Generation System
High voltage fast recovery trench diode
Packaging sleeve
Segmentation of a product markup image based on color and color differences
Method and system for enabling rendering of electronic media content via a secure ad hoc network configuration utilizing a handheld wireless communication device
  Randomly Featured Patents
Dehydrocyanation of aliphatic dinitriles
Well type neutron counter containing an annular He-3 detector tube
Hairband holder
Apparatus and method for delaying the retraction of an extendible lens into a camera body when the camera is switched off
Scooter body and front-wheel drive type electromotive scooter
Clothing endowed with bulletproof and knife-proof properties
Ball game racket
Retroreflective transfer sheet and applique
Electro-optical device, method for making the same, and electronic apparatus
Peptide-metal chelate conjugates