SN

Sigvard Nilsson

3M: 3 patents #4,214 of 11,543Top 40%
PA Peltor Ab: 3 patents #2 of 9Top 25%
Overall (All Time): #714,934 of 4,157,543Top 20%
7
Patents All Time

Issued Patents All Time

Patent #TitleCo-InventorsDate
10959477 Ear muff attachment having dual axis of rotation Henrik Nordin, Emil Jonsson 2021-03-30
8302731 Hearing protector Henrik Nordin 2012-11-06
8243943 Hearing protector with removable microphone, amplifier, and loudspeaker unit Henrik Nordin 2012-08-14
D468063 Ear cap for hearing protection 2002-12-31
D465616 Ear cap for hearing protection 2002-11-12
D370308 Protective helmet 1996-05-28
5384857 Snap-in attachment for ear defender cup Henrik Nordin 1995-01-24