Marja Tiitta — 19 Patents at Google

Marja Tiitta has been granted 19 US patents while listed as an inventor at Google. The first was granted in 2007 and the most recent in August 2025. Marja Tiitta ranks #229,345 of 4,157,543 US inventors in our database (top 5.5%). Patent records list Marja Tiitta in Porvoo, FI.

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Showing 1–19 of 19 patents

Patent #	Title	Co-Inventors	Date
12378477	Method for producing renewable aviation fuel	Eveliina Mäkelä, Sylvia Albersberger	2025-08-05
12275896	Catalytic hydrotreating of feedstocks	Kaisa Lamminpää, Marina Lindblad, Maaria Seläntaus, Kaija Isokoski, Emma SAIRANEN +1 more	2025-04-15
12269996	Method for producing renewable C3 hydrocarbons and renewable aromatic hydrocarbons	Eveliina Mäkelä, Marja-Liisa KÄRKKÄINEN	2025-04-08
12187965	Process for integrated production of renewable fuels and chemicals	Jukka Myllyoja, Väinö Sippola	2025-01-07
11959034	Flexible integrated production plant system and method	Anja Leminen, Jukka Hietala, Virpi Rämö	2024-04-16
11643606	Method for producing renewable base oil and renewable fuel components	Jukka Myllyoja, Jaana Kanervo, Jaana Makkonen	2023-05-09
11560525	Diesel fuel composition	Merja KOUVA, Kalle Lehto, Markku KURONEN, Ulla Kiiski	2023-01-24
11401477	Fuel blend comprising a mixture of aryl ethers	Ulla Kiiski, Maija Rouhiainen	2022-08-02
11325894	Upgrading ketoacid	Marina Linblad	2022-05-10
10947457	Production of a fuel composition	Ulla Kiiski, Marina Lindblad, Kaija Isokoski	2021-03-16
9272239	Two-stage gas washing method applying sulfide precipitation and alkaline absorption	Jan WAHLSTRÖM, Juhani Aittamaa, Isto Eilos, Kari Keskinen, Jukka Koskinen +1 more	2016-03-01
9040766	Method for the manufacture of branched saturated hydrocarbons	Mika Kettunen, Väinö Sippola	2015-05-26
8598237	Method for adjusting hydrogen to carbon monoxide ratio in synthesis gas	Isto Eilos, Jukka Koskinen, Sami Toppinen, Heli Vuori	2013-12-03
8329970	Deoxygenation of materials of biological origin	Elina Harlin, Helka Turunen, Johan-Fredrik Selin, Mohamed Lashdaf	2012-12-11
8124820	Process for the manufacture of polyolefins	Anna-Mari Illikainen, Kari Kulmala, Vesa-Matti Lehtinen, Fredrik Nissfolk	2012-02-28
7604794	Zeolite catalyst for skeletal isomerisation of olefins	Elina Harlin, Jaana Makkonen, Narendra Kumar, Dmitry Yu Murzin, Tapio Salmi	2009-10-20
7329788	Process for producing gasoline components	Elina Harlin, Antti Pyhälahti	2008-02-12
7282616	Process for conversion of olefins	Jouko Nikkonen, Jyrki Hiltunen, Jaana Makkonen, Isto Eilos, Pasi Hagelberg	2007-10-16
7196238	Process for dimerizing light olefins	Matti Nurminen, Antti Pyhälahti, Pirjo Siira	2007-03-27

Marja Tiitta — 19 Patents

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