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USPTO Patent Rankings Data through Dec 31, 2025
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Marko Erman — 13 Patents

U.S. Philips: 12 patents #190 of 8,851Top 3%
ANAlcatel N.V.: 1 patents #259 of 816Top 35%
Paris, FR: #551 of 13,709 inventorsTop 5%
Overall (All Time): #362,438 of 4,157,543Top 9%
13 Patents All Time
Marko Erman has been granted 13 US patents while listed as an inventor at U.S. Philips. The first was granted in 1987 and the most recent in August 1995. Marko Erman ranks #362,438 of 4,157,543 US inventors in our database (top 8.7%). Patent records list Marko Erman in Paris, FR.

Issued Patents All Time

Showing 1–13 of 13 patents

Patent #TitleCo-InventorsDateApprox Value ⓘ
5442723 Semiconductor strip active optical device Jean-Francois Vinchant, Monique Renaud 1995-08-15 $569,000
5058972 Integrated semiconductor device including an optoelectronic switching element Philippe Autier 1991-10-22
4999686 Semiconductor device comprising an integrated optical guide, which has at least one rectilinear part and one curved part Philippe Autier, Jean-Marc Auger 1991-03-12
4954713 Device for characterizing semiconductor samples by photoluminescence with high spatial resolution and at low temperature Jean Le Bris, Gerard Gillardin 1990-09-04
4925264 Optical switching element comprising two parallel optical guides and switching matrix constituted by such elements Remi Gamonal 1990-05-15
4893162 Integrated semiconductor arrangement of the coupling type between a photodetector and a light waveguide Jean-Louis Gentner 1990-01-09
4834539 Spectroscopic ellipsometer Jean Le Bris 1989-05-30
4832432 Optical switching element between two optical guides and optical switching matrix constituted by these switching elements 1989-05-23
4790659 Optical sample illumination device for a spectroscopic ellipsometer having a high lateral resolution Claude E. Hily, Jean Le Bris 1988-12-13
4775206 Separation structure, optical switching element including such structures and optical switching matrix constituted by these switching elements Nakita Vodjdani, Jean-Bernard Theeten 1988-10-04
4773721 Optical switching element between two light wave guides and optical switching matrix constituted by these switching elements Nakita Vodjdani, Jean-Bernard Theeten 1988-09-27
4708423 Optical wave guides and coupling member monolithically integrated on a semiconductor substrate Jean-Bernard Theeten, Nakita Vodjdani 1987-11-24
4652077 Semiconductor device comprising a light wave guide Nakita Vodjdani, Jean-Bernard Theeten 1987-03-24 $609,000