1
Sacchetti Mario, Govoni Gabriele, Ciarrocchi Antonio: Components and catalysts for the polymerization of olefins.. Himont, October 31, 1990: EP0395083-A2 (146 worldwide citation)

Spherical catalyst components for the polymerization of olefins comprising a titanium compound and optionally an electron-donor supported on anhydrous magnesium chloride, characterized by a surface area between 20 and 250 m/g, a porosity between 0.25 and 0.5 cc/g, and an X-ray spectrum where the mag ...


2
Matsuo Masaaki, Hagiwara Daijiro, Miyake Hiroshi: Peptide compounds, process for preparation thereof and pharmaceutical composition comprising the same.. Fujisawa Pharmaceutical Co, October 31, 1990: EP0394989-A2 (93 worldwide citation)

A compound of the formula : wherein R is lower alkyl, aryl, arylamino, pyridyl, pyrrolyl, pyrazolopyridyl, quinolyl, or a group of the formula : wherein the symbol of a line and dotted line is a single bond or a double bond, X is CH or N, and Z is O, S or NH, each of which may have suitable substitu ...


3
Assadollah Abri: Contact arrangement for electric switching devices.. Asea Brown Boveri, October 31, 1990: EP0394922-A1 (86 worldwide citation)

Contact arrangement for electric switching devices, particularly intended for current-limiting low-voltage circuit breakers, with a double-break movable contact arm (1), the central part of which is attached to an insulating shaft (3,4) which is rotatably journalled in elongated holes (7) in stand p ...


4
Karjalainen Klaus Dr, Traunecker Andre: Chimaeric cd4-immunoglobulin polypeptides.. Hoffmann La Roche, October 31, 1990: EP0394827-A1 (83 worldwide citation)

The present invention relates to a cloned DNA comprising a combination of two pieces of DNA whereby one of said pieces is coding for the first two domains or for parts thereof of the human CD4-molecule and the other is coding for all domains except the first of the constant regions of the heavy chai ...


5
An Yu Larry, Arbeitman Gordon Wayne, Greanias Evon Constantine, Tannenbaum Alan Richard, Verrier Guy Francis: Advanced user interface.. Ibm, October 31, 1990: EP0394614-A2 (68 worldwide citation)

An advanced user interface for use with a computer system operating on an integrated operating environment. The integrated operating environment allows a plurality of application programs to be running simultaneously, one of which is designated the active application program to which all input data ...


6
Baum Allen J: Method and apparatus for multi-gauge computation.. Apple Computer, October 31, 1990: EP0395348-A2 (65 worldwide citation)

Methods and apparatus are provided for performing multi-gauge arithmetic operations in a microprocessor CPU. Special purpose instructions facilitate parallel processing of individual bytes or half words of data words without requiring that the processor's mode be separately controlled. A byte/half w ...


7
Roesink Hendrik Dirk Willem, Mulder Marcellinus Hendrikus V, Smolders Cornelis Antonius, Koenhen Dirk Marinus: A process for preparing a microporous membrane and such a membrane.. X Flow, October 31, 1990: EP0395133-A1 (63 worldwide citation)

Starting from a mixture of at least a hydrophobic polymer and a hydrophilic polymer, these polymers are first dissoved in a suitable solvent or mixture of solvents and subsequently coagulated in a coagulation bath. According to the invention a more or less hydrophilic membrane is prepared by removin ...


8
Laporte Eric: Adaptive network routing for power line communications.. Schlumberger, October 31, 1990: EP0395495-A1 (60 worldwide citation)

Optimum routing for communications between a central control unit (CCU) and remote units (nodes), such as electricity meters, distributed on an electrical power line is established by broadcasting from the CCU an interrogation signal to be received by the remote units. In response to a receipt of th ...


9
Kawabata Toshiaki, Nakagawa Kenji, Yamaguchi Seiichiro, Taguchi Masao, Sumi Kazuhiko, Yanagishita Yuichiro: Mask, mask producing method and pattern forming method using mask.. Fujitsu, October 31, 1990: EP0395425-A2 (58 worldwide citation)

A mask includes a transparent layer (2) which is transparent with respect to a light which is used for an exposure, and a mask pattern layer (5) which is formed on the transparent layer. At least a portion of the mask pattern layer (5) is made up solely of a phase shift layer (3a) for transmitting t ...


10
Idemoto Morito, Inoue Naohiko, Noguchi Yasuo: Surgical operation device.. Sumitomo Bakelite Co, October 31, 1990: EP0394583-A2 (58 worldwide citation)

A surgical operation device comprising an ultrasonic piezoelectric transducer (34) for generating ultrasonic vibrations, an oscillation feedback type oscillator (1) for supplying high-frequency power to the ultrasonic transducer, a vibration transmitter (62) connected to the ultrasonic transducer fo ...