For the Inventor, By the Inventor

Enter assignee name

Tampere, Finland

Sahdvik Tamrock Oy

USPTO Granted Patents = 1

Forward Citations = 4

Loading Chart...

Loading Chart...

4 inventors (with patents filed for the assignee):

Erkki Ahola (1 out of 18 patents)

Antti Koskimäki (1 out of 12 patents)

Markku Keskiniva (1 out of 22 patents)

4. Jorma Mäki (1 out of 14 patents)

1 patent: Sort by Forward Citations

1. 7174824 - Control valve in a percussion device and a method comprising a closed pressure space at the end position of the piston (2007-02-13),

Company Badge

USPTO Data Jan 1 1976 - Jan 6 2026

1 Patents

#106 in Tampere

#1,465 in Finland

Tampere, Finland

Sahdvik Tamrock Oy

Forward Citations = 4

4 inventors:

Erkki Ahola (1 out of 18 patents)

Antti Koskimäki (1 out of 12 patents)

Markku Keskiniva (1 out of 22 patents)

4. Jorma Mäki (1 out of 14 patents)

Please report any incorrect information to support@idiyas.com

Loading…