Growing community of inventors

Vanhalinna, Finland

Heikki Visa

Average Co-Inventor Count = 2.00

ph-index = 1

The patent ph-index is calculated by counting the number of publications for which an author has been cited by other authors at least that same number of times.

Forward Citations = 15

Heikki VisaHeikki Laitinen (1 patent)Heikki VisaHeikki Visa (1 patent)Heikki LaitinenHeikki Laitinen (3 patents)
..
Inventor’s number of patents
..
Strength of working relationships

Company Filing History:

1. Oy Partek Ab (1 from 51 patents)


1 patent:

1. 4344731 - Equipment for raising an exchange platform or container to a horizontal

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12/19/2025
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