Deigner; Paul

Patent Applications and Registrations

Patent applications and USPTO patent grants for Deigner; Paul.The latest application filed is for "device for magnetically orienting the magnetizable particles or magnetic recording media in a preferred direction".

Company Profile

0.17.0

Deigner; Paul - Willstaett DE
Deigner; Paul - Weisenheim DE
Deigner; Paul - Ludwigshafen DT

*profile and listings may contain filings by different individuals or companies with the same name. Review application materials to confirm ownership/assignment.

Patent Activity

Patent	Date
Device for magnetically orienting the magnetizable particles or magnetic recording media in a preferred direction Grant 4,382,244 - Koester , et al. May 3, 1	1983-05-03
Rigid magnetic recording disk having perfluoropolyether lubricant Grant 4,327,139 - Schaefer , et al. April 27, 1	1982-04-27
Magnetic recording medium and method of stabilization of chromium dioxide magnetic pigments Grant 4,275,114 - Schoenafinger , et al. June 23, 1	1981-06-23
Iron oxide magnetic pigments for the production of magnetic coatings Grant 4,271,234 - Schonafinger , et al. * June 2, 1	1981-06-02
Process for the manufacture of magnetic recording media Grant 4,201,486 - Huebner , et al. May 6, 1	1980-05-06
Apparatus for spin coating in the production of thin magnetic layers for magnetic discs Grant 4,201,149 - Koester , et al. May 6, 1	1980-05-06
Stabilization of chromium dioxide magnetic pigments Grant 4,177,317 - Schoenafinger , et al. December 4, 1	1979-12-04
Iron oxide magnetic pigments for the production of magnetic coatings Grant 4,169,912 - Schonafinger , et al. October 2, 1	1979-10-02
Manufacture of magnetic discs Grant 4,133,911 - Koester , et al. January 9, 1	1979-01-09
Process of making a magnetic recording medium Grant 4,128,672 - Wunsch , et al. December 5, 1	1978-12-05
Manufacture of acicular ferromagnetic metal pigments containing iron Grant 4,017,303 - Koester , et al. April 12, 1	1977-04-12
Device for the magnetic orientation of magnetic recording media Grant 4,003,336 - Koester , et al. January 18, 1	1977-01-18
Activation of substrates for electroless metallization with zero valent palladium complex Grant 3,993,807 - Stabenow , et al. November 23, 1	1976-11-23
Device for the non-destructive measurement of the remanent flux density of magnetic recording media, especially magnetic discs Grant 3,984,763 - Koester , et al. October 5, 1	1976-10-05
Manufacture of magnetic materials which exhibit exchange anisotropy Grant 3,961,990 - Koester , et al. June 8, 1	1976-06-08
Magnetic materials with exchange anisotropy and process for their manufacture Grant 3,959,032 - Koester , et al. May 25, 1	1976-05-25
Method of making magnetic recordings which cannot be altered without it being noticed Grant 3,883,892 - Kneller , et al. May 13, 1	1975-05-13

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