Inventor

HAKALA RISTO

FI4 patents

⚠️ This page may combine multiple inventors who share the name “HAKALA RISTO”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.

BAYER OY

2 patents

US12558256B2Feb 24, 2026

Intrauterine system with a locking part

BAYER OY0 citations54

US11666552B2Jun 6, 2023

Method for modifying release of a therapeutically active agent from an elastomeric matrix

BAYER OY0 citations50

HELSINGIN YLIOPISTO

1 patent

US11331527B2May 17, 2022

Method of destructing toxic chemicals

HELSINGIN YLIOPISTO0 citations47

SEPPAELAE JUKKA

1 patent

US8129478B2Mar 6, 2012

Polyester anhydride-based biopolymers

SEPPAELAE JUKKA0 citations40