Issued Patents All Time
Showing 1–25 of 60 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 10112429 | Method of forming a color laser image, and resulting document | Jean Marc Lazzari | 2018-10-30 |
| 10046590 | Method for producing a back-lit colour laser image, identity document using this method and back lighting system | Jean Marc Lazzari | 2018-08-14 |
| 9266350 | Method of forming a color laser image observable with variable colors, and a document on which such a color laser image is made in this way | Jean Marc Lazzari | 2016-02-23 |
| 9035986 | Method for forming a colour laser image with high reflective yield and document in which a colour laser image is thus produced | Jean Marc Lazzari | 2015-05-19 |
| 9001173 | Method for producing a colour laser image that can be observed in three dimensions and document on which a colour laser image that can be observed in three dimensions is produced | Jean Marc Lazzari | 2015-04-07 |
| 6098270 | Process for producing a slider having composite welding studs | — | 2000-08-08 |
| 6014292 | Magnetic recording medium and magnetic head assembly with a medium magnetic coating having a high product of residual magnetization and thickness | Yasuo Fujima, Yoshinobu Okumura, Joel R. Weiss | 2000-01-11 |
| 6008968 | Slider having composite welding studs and production process | — | 1999-12-28 |
| 5863450 | Process for making a plane magnetic head and magnetic head obtained by this process | Pierre Dutertre | 1999-01-26 |
| 5764447 | High reluctance magnetic head | — | 1998-06-09 |
| 5764448 | Magnetic read head having a multilayer magnetoresistant element and a concentrator, as well as its production process | Jean Mouchot | 1998-06-09 |
| 5648884 | Magnetic head with an underlying longitudinal multilayer magnetoresistor | — | 1997-07-15 |
| 5640754 | Process of producing a magnetic read head having a multilayer magnetoresistant element and a concentrator | Jean Mouchot | 1997-06-24 |
| 5508862 | Slider with an improved profile | Christian Pisella | 1996-04-16 |
| 5504643 | Magnetic read/write head having a writing-compensated magnetoresistant element | — | 1996-04-02 |
| 5476804 | Process for producing a semiconductor field detector magnetic head | — | 1995-12-19 |
| 5241758 | Process for protecting surfaces against ambient particulate contamination with the aid of blowing elements | Didier Cruz, Jacques Daval, Francois Torrecillas | 1993-09-07 |
| 5208716 | Magnetoresistant magnetic head for longitudinal recording and process for producing such a head | — | 1993-05-04 |
| 5196976 | Magnetoresistance magnetic head for perpendicular recording on a magnetic support | — | 1993-03-23 |
| 5168408 | Magnetic reading and writing head with magnetoresistant element | — | 1992-12-01 |
| 5090111 | Process for producing a magnetic recording head | — | 1992-02-25 |
| 4993885 | Adaptable passage for the transporation of parts in an ultra-clean environment | — | 1991-02-19 |
| 4978253 | Air cushion conveying device with magnetic guidance | — | 1990-12-18 |
| RE33383 | Process for producing a magnetic read write head and head obtained by this process | — | 1990-10-16 |
| 4953424 | Device for communicating between two media separated by a slotted wall | — | 1990-09-04 |