For the Inventor, By the Inventor

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Helinski, Finland

Berggren Oy Ab

USPTO Granted Patents = 3

Forward Citations = 8

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11 inventors (with patents filed for the assignee):

Hannu Salminen (1 out of 6 patents)

Matti Rantanen (1 out of 10 patents)

Jukka Laakso (1 out of 12 patents)

4. Pertti Sormunen (1 out of 2 patents)

5. Jan-Erik Osterholm (1 out of 3 patents)

6. Pirjo Mononen (1 out of 2 patents)

7. Sari Karjalainen (1 out of 2 patents)

8. Tarja Soderberg (1 out of 2 patents)

9. Jari Tervonen (1 out of 1 patent)

10. Antero Ahvenainen (1 out of 1 patent)

11. Ilmari V Kinanen (1 out of 15 patents)

3 patents: Sort by Forward Citations

1. 5329128 - Method and apparatus for recording information from a slidable sheet of (1994-07-12),

2. 5179180 - Process for the gas-phase homo- or copolymerization of alpha-olefin with (1993-01-12),

3. 5151221 - Conductive plastic composites (1992-09-29),

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USPTO Data Jan 1 1976 - Dec 30 2025

3 Patents

#1 in Helinski

#769 in Finland

Helinski, Finland

Berggren Oy Ab

Forward Citations = 8

11 inventors:

Hannu Salminen (1 out of 6 patents)

Matti Rantanen (1 out of 10 patents)

Jukka Laakso (1 out of 12 patents)

4. Pertti Sormunen (1 out of 2 patents)

5. Jan-Erik Osterholm (1 out of 3 patents)

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