JA

Johannes A. Appels

U.S. Philips: 15 patents #113 of 8,851Top 2%
Overall (All Time): #329,022 of 4,157,543Top 8%
15
Patents All Time

Issued Patents All Time

Showing 1–15 of 15 patents

Patent #TitleCo-InventorsDate
5008209 Method of manufacturing a semiconductor device including outdiffusion from polysilicon rims Henricus G. R. Maas 1991-04-16
4750971 Method of manufacturing a semiconductor device Henricus G. R. Maas 1988-06-14
4717689 Method of forming semimicron grooves in semiconductor material Henricus G. R. Maas 1988-01-05
4689872 Method of manufacturing a semiconductor device Henricus G. R. Maas 1987-09-01
4659428 Method of manufacturing a semiconductor device and semiconductor device manufactured by means of the method Henricus G. R. Maas 1987-04-21
4636826 Charge coupled devices having narrow coplanar silicon electrodes Jan W. Slotboom, Henricus G. R. Maas, Francois M. Klaassen 1987-01-13
4619039 Method of manufacturing a semiconductor device and device manufactured by the use of the method Henricus G. R. Maas, Jan W. Slotboom, Kazimierz Osinski 1986-10-28
4574468 Method of manufacturing a semiconductor device having narrow coplanar silicon electrodes Jan W. Slotboom, Henricus G. R. Maas, Francois M. Klaassen 1986-03-11
4545110 Method of manufacturing an insulated gate field effect device Henricus G. R. Maas, Francois M. Klaassen 1985-10-08
4514251 Method of manufacturing a semiconductor device, in which patterns are formed in a layer of silicon nitride by means of ion implantation Alfred H. van Ommen, Henricus G. R. Maas, Wilhelmus J. M. J. Josquin 1985-04-30
4449287 Method of providing a narrow groove or slot in a substrate region, in particular a semiconductor substrate region Henricus G. R. Maas 1984-05-22
4422089 Semiconductor device having a reduced surface field strength Henricus M. J. Vaes, Adrianus W. Ludikhuize 1983-12-20
4409606 High breakdown voltage semiconductor device Kornelis J. Wagenaar, Hendrik C. De Graaff 1983-10-11
4292642 Semiconductor device Marnix G. Collet, Paul A. Hart, Johannes F. C. M. Verhoeven 1981-09-29
4233617 Field effect transistor with insulated gate electrode Francois M. Klaassen 1980-11-11