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Patents
Patents Assigned to Black Donuts Engineering Oy
Patents Assigned to Black Donuts Engineering Oy
Tire tread
Patent number:
D786773
Type:
Grant
Filed:
June 16, 2016
Date of Patent:
May 16, 2017
Assignee:
BLACK DONUTS ENGINEERING OY
Inventors:
Jouni Juhani Raatikainen, Henri Sakari Kossi, Marko Christer Johannes Ylitolva
Tire tread
Patent number:
D787425
Type:
Grant
Filed:
June 16, 2016
Date of Patent:
May 23, 2017
Assignee:
BLACK DONUTS ENGINEERING OY
Inventors:
Henri Sakari Kossi, Jouni Juhani Raatikainen, Mikko Valtteri Sironen
Tire tread
Patent number:
D790439
Type:
Grant
Filed:
November 24, 2015
Date of Patent:
June 27, 2017
Assignee:
BLACK DONUTS ENGINEERING OY
Inventors:
Jouni Juhani Raatikainen, Henri Sakari Kossi, Mikko Tapani Väänänen
Tire tread
Patent number:
D792835
Type:
Grant
Filed:
March 10, 2016
Date of Patent:
July 25, 2017
Assignee:
BLACK DONUTS ENGINEERING OY
Inventors:
Jouni Juhani Raatikainen, Henri Sakari Kossi, Mikko Tapani Väänänen
Tire tread
Patent number:
D797653
Type:
Grant
Filed:
February 22, 2016
Date of Patent:
September 19, 2017
Assignee:
BLACK DONUTS ENGINEERING OY
Inventors:
Jouni Juhani Raatikainen, Henri Sakari Kossi, Mikko Valtteri Sironen
Tire tread
Patent number:
D808894
Type:
Grant
Filed:
November 30, 2016
Date of Patent:
January 30, 2018
Assignee:
BLACK DONUTS ENGINEERING OY
Inventors:
Henri Sakari Kossi, Jouni Juhani Raatikainen, Mikko Tapani Väänänen
Tire tread
Patent number:
D811990
Type:
Grant
Filed:
January 30, 2017
Date of Patent:
March 6, 2018
Assignee:
BLACK DONUTS ENGINEERING OY
Inventors:
Jouni Juhani Raatikainen, Mikko Valtteri Sironen
Tire tread
Patent number:
D812548
Type:
Grant
Filed:
November 30, 2016
Date of Patent:
March 13, 2018
Assignee:
BLACK DONUTS ENGINEERING OY
Inventors:
Jouni Juhani Raatikainen, Henri Sakari Kossi, Mikko Valtteri Sironen
Tire tread
Patent number:
D816591
Type:
Grant
Filed:
July 8, 2016
Date of Patent:
May 1, 2018
Assignee:
BLACK DONUTS ENGINEERING OY
Inventors:
Henri Sakari Kossi, Jouni Juhani Raatikainen, Mikko Valtteri Sironen
Tire tread
Patent number:
D817262
Type:
Grant
Filed:
November 30, 2016
Date of Patent:
May 8, 2018
Assignee:
BLACK DONUTS ENGINEERING OY
Inventors:
Jouni Juhani Raatikainen, Henri Sakari Kossi, Marko Christer Johannes Ylitolva
Tire tread
Patent number:
D847084
Type:
Grant
Filed:
May 28, 2018
Date of Patent:
April 30, 2019
Assignee:
BLACK DONUTS ENGINEERING OY
Inventors:
Henri Sakari Kossi, Jouni Juhani Raatikainen, Mikko Tapani Väänänen
Tire tread
Patent number:
D848934
Type:
Grant
Filed:
May 28, 2018
Date of Patent:
May 21, 2019
Assignee:
BLACK DONUTS ENGINEERING OY
Inventors:
Jouni Juhani Raatikainen, Henri Sakari Kossi, Mikko Valtteri Sironen
Tire tread
Patent number:
D848935
Type:
Grant
Filed:
May 28, 2018
Date of Patent:
May 21, 2019
Assignee:
BLACK DONUTS ENGINEERING OY
Inventors:
Henri Sakari Kossi, Jouni Juhani Raatikainen, Marko Christer Johannes Ylitolva
Tire tread
Patent number:
D853314
Type:
Grant
Filed:
April 30, 2018
Date of Patent:
July 9, 2019
Assignee:
BLACK DONUTS ENGINEERING OY
Inventors:
Jouni Juhani Raatikainen, Henri Sakari Kossi, Mikko Tapani Väänänen
Tire tread
Patent number:
D853315
Type:
Grant
Filed:
April 30, 2018
Date of Patent:
July 9, 2019
Assignee:
BLACK DONUTS ENGINEERING OY
Inventors:
Jouni Juhani Raatikainen, Henri Sakari Kossi, Mikko Valtteri Sironen
Tire tread
Patent number:
D859290
Type:
Grant
Filed:
April 30, 2018
Date of Patent:
September 10, 2019
Assignee:
BLACK DONUTS ENGINEERING OY
Inventors:
Jouni Juhani Raatikainen, Henri Sakari Kossi, Marko Christer Johannes Ylitolva
Tire tread
Patent number:
D864096
Type:
Grant
Filed:
June 27, 2018
Date of Patent:
October 22, 2019
Assignee:
BLACK DONUTS ENGINEERING OY
Inventors:
Jouni Juhani Raatikainen, Henri Sakari Kossi, Mikko Valtteri Sironen
Tire tread
Patent number:
D864097
Type:
Grant
Filed:
June 27, 2018
Date of Patent:
October 22, 2019
Assignee:
BLACK DONUTS ENGINEERING OY
Inventors:
Henri Sakari Kossi, Jouni Juhani Raatikainen, Mikko Tapani Väänänen
Tire tread
Patent number:
D864098
Type:
Grant
Filed:
June 27, 2018
Date of Patent:
October 22, 2019
Assignee:
BLACK DONUTS ENGINEERING OY
Inventors:
Henri Sakari Kossi, Jouni Juhani Raatikainen, Marko Christer Johannes Ylitolva
Tire tread
Patent number:
D932988
Type:
Grant
Filed:
January 27, 2020
Date of Patent:
October 12, 2021
Assignee:
BLACK DONUTS ENGINEERING OY
Inventors:
Henri Sakari Kossi, Mikko Valtteri Sironen
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