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USPTO Patent Rankings Data through Dec 31, 2025
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Tapio Viljava — 9 Patents

COCultor Oy: 3 patents #2 of 20Top 10%
DODanisco Sweeteners Oy: 2 patents #16 of 57Top 30%
XOXyrofin Oy: 2 patents #17 of 61Top 30%
DADupont Nutrition Biosciences Aps: 1 patents #120 of 288Top 45%
N4Nutrition & Biosciences Usa 4: 1 patents #70 of 102Top 70%
EAE.I. Du Pont De Nemours And: 1 patents #10,505 of 12,129Top 90%
Overall (All Time): #535,341 of 4,157,543Top 15%
9 Patents All Time
Tapio Viljava has been granted 9 US patents while listed as an inventor at Cultor Oy. The first was granted in 1998 and the most recent in September 2022. Tapio Viljava ranks #535,341 of 4,157,543 US inventors in our database (top 12.9%). Patent records list Tapio Viljava in Kantvik, CA, FI.

Issued Patents All Time

Showing 1–9 of 9 patents

Patent #TitleCo-InventorsDate
11447805 Production and composition of fructose syrup Kevin D. Nagy, Susan Marie Hennessey, Mark S. Payne, Charles R. Powley, Bogdan Szostek +5 more 2022-09-20
10266861 Production and composition of fructose syrup Kevin D. Nagy, Susan Marie Hennessey, Mark S. Payne, Charles R. Powley, Bogdan Szostek +5 more 2019-04-23
7625728 Process for the simultaneous production of xylitol and ethanol Olli-Pekka Eroma, Heikki Heikkila, Heikki Ojamo, Paivi Sarmala, Goran Hyoky +2 more 2009-12-01
7109005 Process for the simultaneous production of xylitol and ethanol Olli-Pekka Eroma, Heikki Heikkila, Heikki Ojamo, Paivi Sarmala, Goran Hyoky +2 more 2006-09-19
6846657 Process for the simultaneous production of xylitol and ethanol Heikki Heikkila, Goran Hyoky, Leena Rahkila, Marja-Leena Sarkki 2005-01-25
6022394 Process for fractioning vinasse Hannu Paananen, Mirja Lindroos, Juha Nurmi 2000-02-08
5939294 Immobilization of microogranisms on weakly basic anion exchange substance for producing isomaltulose Marja-Leena Sarkki, Heikki Heikkila 1999-08-17
5932455 Method for preparing pure lactic acid Hannu Koivikko 1999-08-03
5851405 Process for clarifying vinasse Hannu Paananen, Mirja Lindroos, Pertti Walliander 1998-12-22