Inventor · disambiguated record
Sigvard Nilsson
Also filed as: NILSSON SIGVARD
7 granted patents·1 pending application·257 citations·filing 1993–2015
88Inventor score
Top patents by PatentIndex Score
8 records- 0192USD370308SProtective helmetPELTOR AB·Filed 1994·Granted May 28, 1996·46 cites·1 claims
- 0289US5384857ASnap-in attachment for ear defender cupPELTOR AKTIENBOLAG·Filed 1993·Granted Jan 24, 1995·90 cites·20 claims
- 0379USD465616SEar cap for hearing protectionPELTOR AB·Filed 2001·Granted Nov 12, 2002·74 cites·1 claims
- 0478US10959477B2Ear muff attachment having dual axis of rotation3M INNOVATIVE PROPERTIES CO·Filed 2015·Granted Mar 30, 2021·6 cites·13 claims
- 0570US8243943B2Hearing protector with removable microphone, amplifier, and loudspeaker unitNORDIN HENRIK·Filed 2004·Granted Aug 14, 2012·19 cites·5 claims
- 0662USD468063SEar cap for hearing protectionPELTOR AB·Filed 2002·Granted Dec 31, 2002·19 cites·1 claims
- 0758US8302731B2Hearing protectorNILSSON SIGVARD·Filed 2010·Granted Nov 6, 2012·3 cites·13 claims
- 0839US2005238181A1Hearing protectorNILSSON SIGVARD·Filed 2004·Application pending·0 cites
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →