JD

Johannes P. M. Damen

U.S. Philips: 7 patents #535 of 8,851Top 7%
Overall (All Time): #760,735 of 4,157,543Top 20%
7
Patents All Time

Issued Patents All Time

Showing 1–7 of 7 patents

Patent #TitleCo-InventorsDate
6172460 Display device Ronald Van Rijswijk, Cornelus H. M. Van Bommel 2001-01-09
4727582 Hearing aid with adjustable flexible connection member Robert de Vries, Roelof A. Venema 1988-02-23
4665612 Method of manufacturing a glass-bonded magnetic head having diffusion barriers Klaas Prijs, Cornelis H. M. Witmer, Gijsbertus De With 1987-05-19
4600957 Glass-bonded magnetic head having diffusion barriers Klaas Prijs, Cornelis H. M. Witmer, Gijsbertus De With 1986-07-15
4568993 Magnetic head Doeko Stoppels, Piet F. Bongers, Eelco G. Visser 1986-02-04
4379021 Method of manufacturing single crystals Theodorus J. Berben 1983-04-05
4323618 Single crystal of calcium-gallium germanium garnet and substrate manufactured from such a single crystal and having an epitaxially grown bubble domain film Johannes A. Pistorius 1982-04-06