Ari Tervonen has been granted 17 US patents while listed as an inventor at Microsoft . The first was granted in 1991 and the most recent in February 2024. Ari Tervonen ranks #263,971 of 4,157,543 US inventors in our database (top 6.3%). Patent records list Ari Tervonen in Vantaa, FI.
Patents per Year Patents granted per year, 1991 to 2024 Bar chart with a peak of 3 patents in 2002. peak 3 1991: 1 patents 1991 1992: 1 patents 2002: 3 patents 2002 2004: 1 patents 2006: 1 patents 2006 2008: 1 patents 2009: 2 patents 2009 2010: 1 patents 2011: 1 patents 2011 2016: 1 patents 2021: 2 patents 2021 2022: 1 patents 2024: 1 patents 2024
Issued Patents All Time
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Showing 1–17 of 17 patents
Patent # Title Co-Inventors Date Approx Value ⓘ
11914767 Glint-based eye tracker illumination using dual-sided and dual-layered architectures Marco Mattila , Simo Tammela , Pasi Kostamo , Klaus Henrik Valtteri Kalima , Mervi Kaarina Ylä-Jarkko 2024-02-27
$420,678,000
11397465 Glint-based eye tracker illumination using dual-sided and dual-layered architectures Marco Mattila , Simo Tammela , Pasi Kostamo , Klaus Henrik Valtteri Kalima , Mervi Kaarina Ylä-Jarkko 2022-07-26
$385,350,000
11175509 Tuned waveguides Simo Tammela , Heikki Juhana Hyvarinen , Lasse Pekka Karvonen , Andreas Langner , Pietari Tuomisto 2021-11-16
$286,400,000
11131807 Pupil expander with improved color uniformity Jani Kari Tapio Tervo , Heikki Juhana Hyvarinen 2021-09-28
$328,876,000
9423360 Optical components Pasi Kostamo 2016-08-23
$31,125,000
7978976 Optical data transmission system Olli-Pekka Pohjola , Harri Jarvinen , Markku Anttoni Oksanen 2011-07-12
7796888 Secure upstream transmission in passive optical networks Olli-Pekka Pohjola 2010-09-14
7593638 Secure upstream transmission in passive optical networks Olli-Pekka Pohjola 2009-09-22
7499600 Method for characterizing a digital imaging system Harri Ojanen 2009-03-03
$10,704,000
7376299 Optical bi-directional rotary hinge Marcus Schorpp 2008-05-20
$14,258,000
7042371 Optical keyboard with geodesic optical elements Markku Anttoni Oksanen 2006-05-09
$9,040,000
6678080 Optical add/drop multiplexer Markku Anttoni Oksanen 2004-01-13
$14,189,000
6421149 Protection in an optical telecommunications system Markku Anttoni Oksanen 2002-07-16
$43,992,000
6366378 Optical multiplexing and demultiplexing Jaakko Aarnio 2002-04-02
$39,968,000
6359730 Amplification of an optical WDM signal — 2002-03-19
$78,376,000
5160523 Method of producing optical waveguides by an ion exchange technique on a glass substrate Seppo Honkanen 1992-11-03
5035734 Method of producing optical waveguides Seppo Honkanen , Simo Tammela 1991-07-30
