Resources Contact Us Home
Browse by: INVENTOR PATENT HOLDER PATENT NUMBER DATE
 
 
Inventor:
Piller; Bernhard
Address:
Marly-le-Petit, CH
No. of patents:
2
Patents:












Patent Number Title Of Patent Date Issued
4118232 Photographic material containing sulphonic acid group containing disazo dyestuffs October 3, 1978
The invention is directed essentially to photographic material containing, on a carrier, a layer with azo dyestuffs of the formula ##STR1## wherein A, B, X and Y are certain substituents, in a second main aspect azo dyestuffs of the formula ##STR2## wherein B' represents cert
4051123 Sulfonic-acid-group containing disazo dyestuffs September 27, 1977
In a first main aspect azo dyestuffs of the formula ##STR1## wherein A, B, X and Y are certain substituents, in a second main aspect azo dyestuffs of the formula ##STR2## wherein B' represents certain substituents and in a third main aspect azo dyestuffs of the formulawherein










 
 
  Recently Added Patents
Backup and recovery of distributed storage areas
Asset control in location tracking system
Focusing apparatus that effectively sets a focus area of an image when a focusing mode is changed
Method and apparatus for band switching in wireless local access network
Semiconductor overlapped PN structure and manufacturing method thereof
Method for programming non-volatile memory device and apparatuses performing the method
Flat panel display device and stereoscopic display device
  Randomly Featured Patents
Frame synchronization in space time block coded transmit antenna diversity for WCDMA
Apparatus for attaching a heat sink to the back side of a flip chip package
Integrated inorganic/organic complementary thin-film transistor circuit and a method for its production
Using topological structure for path planning in semi-structured environments
Slotless brushless motor
Method for making an impression of a dentate human jaw
Device for oxygenating blood in an extracorporeal circuit
System and method for personalized messaging
Higher order construction algorithm method for rapid prototyping
Stabilizing device for control rod tip