Inventor · disambiguated record
Per Hiselius
Also filed as: HISELIUS PER · HISELIUS PER OLOF
6 granted patents·4 pending applications·157 citations·filing 1996–2010
85Inventor score
Files withDALLOZ SAFETY AB3SONY ERICSSON MOBILE COMM AB3HISELIUS PER1HISELIUS PER OLOF1SPERIAN HEARING PROT LLC1
Top patents by PatentIndex Score
10 records- 0186US7766120B2Cap for use as hearing protectionSPERIAN HEARING PROT LLC·Filed 2006·Granted Aug 3, 2010·48 cites·14 claims
- 0273US7589631B2Adaptive audio signals in portable communications devicesSONY ERICSSON MOBILE COMM AB·Filed 2006·Granted Sep 15, 2009·6 cites·21 claims
- 0361US8054966B2Echo cancellation and noise reduction adaptation during ringing signal playbackSONY ERICSSON MOBILE COMM AB·Filed 2006·Granted Nov 8, 2011·1 cites·11 claims
- 0460US6427800B1Ear plug and method of manufacturing an ear plugDALLOZ SAFETY AB·Filed 2000·Granted Aug 6, 2002·21 cites·33 claims
- 0549US2009112589A1Electronic apparatus and system with multi-party communication enhancer and methodHISELIUS PER OLOF·Filed 2007·Application pending·0 cites
- 0648US5970160AEarmuffDALLOZ SAFETY AB·Filed 1996·Granted Oct 19, 1999·53 cites·41 claims
- 0739US5815842AEar protection cap with improved sound absorptionDALLOZ SAFETY AB·Filed 1997·Granted Oct 6, 1998·28 cites·12 claims
- 0838US2008013751A1Volume dependent audio frequency gain profileHISELIUS PER·Filed 2006·Application pending·0 cites
- 0937US2011235815A1Method and arrangement for audio signal processingSONY ERICSSON MOBILE COMM AB·Filed 2010·Application pending·0 cites
- 1032US2003159878A1EarplugFiled 2001·Application pending·0 cites
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →