Resources Contact Us Home
Browse by: INVENTOR PATENT HOLDER PATENT NUMBER DATE
 
 
Inventor:
Rotherham; Donald A.
Address:
Williston Park, NY
No. of patents:
1
Patents:












Patent Number Title Of Patent Date Issued
4990017 Expandable double ring binder February 5, 1991
An expandable double ring binder for carrying and displaying swatches of material samples includes a pair of loose leaf ring metals slidably mounted on a carriage attached to the inside of the backbone of a loose leaf binder case, such that the ring metals may be spread apart laterally










 
 
  Recently Added Patents
Method for driving bistable display device
Spray drying vancomycin
Call admission control method and system
Communication terminal device, communication system, and communication control method
Mobile communication apparatus
System and method for selecting a video encoding format based on feedback data
Antenna module and wireless communication apparatus
  Randomly Featured Patents
Fixing member and a connector
Stabilized Tat antigen and the use thereof for anti-HIV vaccination
Image forming apparatus
Unified write buffer having information identifying whether the address belongs to a first write operand or a second write operand having an extra wide latch
Prostaglandin I.sub.2 derivatives
Precision winder for drawing and packaging synthetic fibers
Power control system for single phase induction melting or heating furnace
Driving mechanism for vacuum forming drum
Storage device having a storage cell programmable to one of more than two storage states
Apparatus and method for producing uniform fired resistors