Peter A. Raffensperger has been granted 8 US patents while listed as an inventor at Apple . The first was granted in 2018 and the most recent in July 2025. Peter A. Raffensperger ranks #600,572 of 4,157,543 US inventors in our database (top 14.4%). Patent records list Peter A. Raffensperger in Cambridge, MA, US.
Patents per Year Patents granted per year, 2018 to 2025 Bar chart with a peak of 2 patents in 2018. peak 2 2018: 2 patents 2018 2019: 1 patents 2019 2020: 2 patents 2020 2021: 1 patents 2021 2023: 1 patents 2023 2025: 1 patents 2025
Issued Patents All Time
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Showing 1–8 of 8 patents
Patent # Title Co-Inventors Date Approx Value ⓘ
12363492 Spatial audio using near-field and far-field rendering Symeon Delikaris Manias 2025-07-15
11841899 Spatial audio file format for storing capture metadata Jonathan D. Sheaffer , Symeon Delikaris Manias , Gaetan R. Lorho , Eric A. Allamanche , Frank Baumgarte +3 more 2023-12-12
$221,665,000
11012774 Spatially biased sound pickup for binaural video recording Jonathan D. Sheaffer , Joshua D. Atkins , Symeon Delikaris Manias 2021-05-18
$223,963,000
10798511 Processing of audio signals for spatial audio Jonathan D. Sheaffer , Juha O. Merimaa , Jason Wung , Martin E. Johnson , Joshua D. Atkins +2 more 2020-10-06
$282,421,000
10665250 Real-time feedback during audio recording, and related devices and systems Jonathan D. Sheaffer , Ashrith Deshpande 2020-05-26
$104,456,000
10334357 Machine learning based sound field analysis Joshua D. Atkins , Mehrez Souden , Symeon Delikaris-Manias 2019-06-25
$85,297,000
10141005 Noise detection and removal systems, and related methods Harvey D. Thornburg , Hyung Suk Kim 2018-11-27
$118,719,000
9984701 Noise detection and removal systems, and related methods Harvey D. Thornburg , Hyung Suk Kim 2018-05-29
$91,243,000
