F02M 35/1272
Using absorbing, damping, insulating or reflecting materials
Official title: {using absorbing, damping, insulating or reflecting materials, e.g. porous foams, fibres, rubbers, fabrics, coatings or membranes}
F02M35/1272 (Using absorbing, damping, insulating or reflecting materials) appears on 137 US grants and 135 published applications in this corpus.
Search patents in F02M- Granted patents
- 137
- Published applications
- 135
- Assignees
- 103
- Inventors
- 339
- Latest grant
- 6 Jan 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1981 | 2 | 0 |
| 1982 | 1 | 0 |
| 1983 | 0 | 0 |
| 1984 | 0 | 0 |
| 1985 | 0 | 0 |
| 1986 | 0 | 0 |
| 1987 | 0 | 0 |
| 1988 | 1 | 0 |
| 1989 | 1 | 0 |
| 1990 | 2 | 0 |
| 1991 | 1 | 0 |
| 1992 | 1 | 0 |
| 1993 | 0 | 0 |
| 1994 | 0 | 0 |
| 1995 | 0 | 0 |
| 1996 | 3 | 0 |
| 1997 | 3 | 0 |
| 1998 | 2 | 0 |
| 1999 | 1 | 0 |
| 2000 | 2 | 0 |
| 2001 | 2 | 1 |
| 2002 | 2 | 5 |
| 2003 | 12 | 6 |
| 2004 | 5 | 8 |
| 2005 | 3 | 5 |
| 2006 | 3 | 5 |
| 2007 | 2 | 4 |
| 2008 | 4 | 12 |
| 2009 | 5 | 11 |
| 2010 | 6 | 3 |
| 2011 | 3 | 7 |
| 2012 | 7 | 2 |
| 2013 | 4 | 3 |
| 2014 | 4 | 3 |
| 2015 | 2 | 9 |
| 2016 | 6 | 6 |
| 2017 | 9 | 7 |
| 2018 | 5 | 11 |
| 2019 | 8 | 7 |
| 2020 | 3 | 4 |
| 2021 | 7 | 6 |
| 2022 | 4 | 3 |
| 2023 | 4 | 3 |
| 2024 | 5 | 3 |
| 2025 | 1 | 0 |
| 2026 | 1 | 1 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Recent patents
- Outboard motor and vessel6 Jan 2026US 12,516,624 B2Yamaha Hatsudoki Kabushiki Kaisha
- Engine intake device for forklifts4 Mar 2025US 12,241,438 B1Doosan Bobcat Korea Co., Ltd.
- High temperature noise and vibration enabler for composite resonator31 Dec 2024US 12,180,917 B2GM Global Technology Operations LLC
- Air warmer19 Nov 2024US 12,146,507 B2ICU Medical, Inc.
- Duct6 Aug 2024US 12,055,118 B2Toyota Boshoku Kabushiki Kaisha
- Sound absorber for air cleaner, and air cleaner9 Jul 2026US 2026/0192230 A1Toyota Boshoku Kabushiki Kaisha
- Air warmer24 Oct 2024US 2024/0352947 A1Smiths Medical ASD, Inc.
- Outboard motor and vessel2 May 2024US 2024/0141829 A1Yamaha Hatsudoki Kabushiki Kaisha
- High temperature noise & vibration enabler for composite resonator18 Jan 2024US 2024/0018924 A1GM Global Technology Operations LLC
- Intake device for a compressor6 Jul 2023US 2023/0213009 A1Turbo Systems Switerzland Ltd.
Most cited
By later US patents
- Low noise hose95US 5,548,093 AToyoda Gosei Co., Ltd. · 1996
- Packless silencer55US 4,287,962 AIndustrial Acoustics Company, Inc. · 1981
- Use of materials comprising microbubbles as acoustical barriers50US 5,658,656 AMinnesota Mining and Manufacturing Company · 1997
- Sound absorption structure48US 5,783,780 ANissan Motor Co., Ltd. · 1998
- Sound dampened automotive enclosure such as an oil pan39US 4,851,271 ASoundwich, Inc. · 1989