Resources Contact Us Home
Browse by: INVENTOR PATENT HOLDER PATENT NUMBER DATE
 
 
Inventor:
Joormann; Hendrik J. M.
Address:
Eindhoven, NL
No. of patents:
10
Patents:












Patent Number Title Of Patent Date Issued
4751148 Luminescent aluminoborate glass and luminescent screen provided with such a glass June 14, 1988
Luminescent aluminoborate and/or aluminosilicate glass which is activated by one or more rare earth metals. The glass has a matrix comprising from 5 to 65 mol. % of one or more of the alkaline earth metal oxides BaO, SrO, CaO, ZnO and MgO, from 20 to 85 mol. % of B.sub.2 O.sub.3 and/or S
4609582 Dielectric glass in multilayer circuits and thick-film circuits comprising same September 2, 1986
A dielectric glass and a glass ceramic obtained therefrom is provided for separating crossing conductors in multilayer thick-film circuits. The dielectric glass has a composition in mol. % between the limits of 10-25% ZnO, 7.5-25% PbO, 50-60% SiO.sub.2, and 7.5-12.5% Al.sub.2 O.sub.3. Th
4573762 Germanium-free optical fibers having large numerical apertures March 4, 1986
An optical fiber of germanium-free, multicomponent glasses has a core glass which has the molecular composition: SiO.sub.2 : 57.5-65%; (ZrO.sub.2 +1/2Y.sub.2 O.sub.3): 0-5%; (MgO+CaO+SrO+BaO+ZnO): 12.5-27.5 where MgO: 0-5%, CaO: 0-10%, SrO: 0-7.5%, BaO: 0-15% ZnO: 0-20%, and in which if
4459510 Lamp having a glass lamp vessel and Glass (Na-Ca-Ba-SiO.sub.2 with B.sub.2 O.sub.3 /Al.sub.2 O.s July 10, 1984
The invention relates to lamps having a glass lamp vessel (1) and to a glass suitable therefor. The relevant glass is adequately resistant to attack by electrons, is resistant to atmospheric influences and is properly workable in a gas flame. This glass contains 44-60 mole % silicon
4439529 Glass and glass objects March 27, 1984
Glasses consisting of 45-55 mol. % P.sub.2 O.sub.5, 15-40 mol. % BaO, 5-15 mol. % Li.sub.2 O, 5-35 mol. % PbO, 0-2 mol. % Al.sub.2 O.sub.3 and 0-6 mol. % F are suitable for the precision pressing of lenses.
4439008 Optical fiber of the graded index type and method of producing same March 27, 1984
An optical fiber of the graded index type consisting of a glass having predominantly the composition 60-70 mole % SiO.sub.2, 15-30 mole % alkali metal oxides, and 10 to 15 mole % MgO in combination with at least one oxide selected from the group formed by CaO, SrO, BaO and ZnO. The i
4436381 Precision pressed glass object March 13, 1984
Glass objects, lenses in particular, can be pressed with precision from a glass which contains 45-55 mol. % P.sub.2 O.sub.5, 15-40 mol. % BaO, 5-15 mol. % Li.sub.2 O, 5-35 mol. % PbO, 0-2 mol. % Al.sub.2 O.sub.3 and 0-6 mol. % F.
4435200 Method of preparing precision pressed glass object March 6, 1984
Glass objects, lenses in particular, can be pressed with precision from a glass which contains 45-55 mol. % P.sub.2 O.sub.5, 15-40 mol. % BaO, 5-15 mol. % Li.sub.2 O, 5-35 mol. % PbO, 0-2 mol. % Al.sub.2 O.sub.3 and 0-6 mol. % F. A cube of glass is made from the above composition and pre
4392167 Magnetic head, method of producing the magnetic head July 5, 1983
Magnetic head and method of producing a magnetic head which is formed by a core assembled from two pole pieces. At least one layer of a non-magnetizable material which forms the useful gap is provided between the pole pieces. One embodiment of the method includes the step of depositi
4348484 Precision pressed glass object, glass, method of preparing glass September 7, 1982
Glass objects, lenses in particular, can be pressed with precision from a glass which contains 45-55 mol. % P.sub.2 O.sub.5, 15-40 mol. % BaO, 5-15 mol. % Li.sub.2 O, 5-35 mol. % PbO, 0-2 mol. % Al.sub.2 O.sub.3 and 0-6 mol. % F.










 
 
  Recently Added Patents
Method and system for selecting a target with respect to a behavior in a population of communicating entities
Systems and methods for unchoked control of gas turbine fuel gas control valves
Redistribution layer (RDL) with variable offset bumps
Composition for enhancing memory and mitigating neurodegeneration and method thereof
Processing abstract derived entities defined in a data abstraction model
Use of tris(hydroxymethyl) aminomethane for the stabilization of peptides, polypeptides and proteins
Edge alphas for image translation
  Randomly Featured Patents
Method of manufacturing a permanent magnet
Shock absorption system for bicycle frame and components
Passenger restraint system for a motor vehicle
siRNA targeting connective tissue growth factor (CTGF)
Method for generating documentation for computer software
Laminated paperboard container with absorption resistance means, and blank for constructing same
Video review apparatus and method
Reconfigurable zonal beam forming system for an antenna on a satellite in orbit and method of optimizing reconfiguration
Octahydro-2-naphthalenecarboxylic acid derivative, its production and use
Simultaneous multiple location touch systems