Resources Contact Us Home
Browse by Category: Main > Business
Class Information
Number: 434/212
Name: Education and demonstration > Mathematics > Geometry, trigonometry, or physical mathematic model structure > Pythagorean theorem
Description: Subject matter relating to the theorem stating that for a right-angled triangle the square of the hypotenuse is equal to the sum of the squares of the other sides.

Patents under this class:

Patent Number Title Of Patent Date Issued
5985632 Peptide amidase from xanthomonas Nov. 16, 1999
5584699 Computerized system for teaching geometry proofs Dec. 17, 1996
5281145 Pictorial image transforming manipulatives Jan. 25, 1994
5219289 Mathematical teaching aid Jun. 15, 1993
5084819 Data collection, analysis, and response system and method Jan. 28, 1992
4137652 Apparatus for verification of the Pythagorean theorem Feb. 6, 1979

  Recently Added Patents
Handheld electronic communication device having sliding display
Method and apparatus for automatically controlling gas pressure for a plasma cutter
X2 10GBASE-T transceiver with 1 Gigabit side-band support
Image forming apparatus and job request control method instructed by authenticated users
Clamp for fence panels
Process and apparatus for producing composite material that includes carbon nanotubes
Aluminum oxide coated cutting tool and method of manufacturing thereof
  Randomly Featured Patents
Robotomorphic audio player
Electronic product registration system with customizable return/warranty programs
Computer method and apparatus of information management and navigation
Tool carousel
Method for depilation using pulsed electromagnetic radiation
Weightlifting apparatus for pronation and supination exercises
Installation method for non-slip sanitary flooring
Method of folding passenger-seat airbag
Door closer
Electrical fuse