Resources Contact Us Home
Browse by: INVENTOR PATENT HOLDER PATENT NUMBER DATE
 
 
Revolving Door Control, Inc. Patents
Assignee:
Revolving Door Control, Inc.
Address:
Claremont, CA
No. of patents:
1
Patents:












Patent Number Title Of Patent Date Issued
5012455 Security door with improved sensor for detecting unauthorized passage April 30, 1991
A control system for a revolving door includes an ultrasonic sensor having multiple sensor heads. The door has a housing, and multiple moveable compartments formed by door wings attached to and radially extending from a rotatable axis. The sensors emit energy waves into the housing in

 
 
  Recently Added Patents
Methods of preventing and treating viral infections by inhibiting the deISGylation activity of OTU domain-containing viral proteins
Virtual appliance update method
Methods and compositions for inhibiting progression to chronic cardiac failure
Method for manufacturing thin film transistor and method for manufacturing display device
Systems and methods for sensing external magnetic fields in implantable medical devices
Process for the production of an acylation catalyst
Integrated projector system
  Randomly Featured Patents
Method of detecting discontinuities on elongated workpieces
Storage controller super capacitor dynamic voltage throttling
Processor utilizing a template field for encoding instruction sequences in a wide-word format
Process for producing monomer for fluorinated resist
Sofa
Medication delivery apparatus
(Hetero)-aryl ketones derivatives with antibacterial properties
Process for the attachment of a mounting rail as well as a connecting device for a mounting rail
Semiconductor apparatus with decoupling capacitor
Semiconductor integrated circuit, and method of supplying a clock to internal blocks provided in a semiconductor integrated circuit