Jouko Perttula — 3 Patents at Kone Elevators Co.

Jouko Perttula has been granted 3 US patents while listed as an inventor at Kone Elevators Co.. The first was granted in 1989 and the most recent in June 1993. Jouko Perttula ranks #1,328,092 of 4,157,543 US inventors in our database (top 31.9%). Patent records list Jouko Perttula in Hyvinkää, FI.

Issued Patents All Time

Showing 1–3 of 3 patents

Patent #	Title	Co-Inventors	Date
5220981	Elevator and a procedure for its control	Matti Kahkipuro	1993-06-22
4880082	Method for determining the position of an elevator car and a pulse count based floor selector	Matti Kahkipuro, Heimo Makinen	1989-11-14
4805741	Elevator brake	Johannes De Jong	1989-02-21

Jouko Perttula — 3 Patents

Issued Patents All Time

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