B29L 2031/3023
Head-rests
Official title: {Head-rests}
B29L2031/3023 (Head-rests) appears on 53 US grants and 55 published applications in this corpus.
Search patents in B29L- Granted patents
- 53
- Published applications
- 55
- Assignees
- 30
- Inventors
- 139
- Latest grant
- 15 Sep 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1988 | 1 | 0 |
| 1989 | 0 | 0 |
| 1990 | 2 | 0 |
| 1991 | 1 | 0 |
| 1992 | 0 | 0 |
| 1993 | 0 | 0 |
| 1994 | 1 | 0 |
| 1995 | 2 | 0 |
| 1996 | 0 | 0 |
| 1997 | 1 | 0 |
| 1998 | 2 | 0 |
| 1999 | 2 | 0 |
| 2000 | 1 | 0 |
| 2001 | 0 | 0 |
| 2002 | 0 | 0 |
| 2003 | 1 | 1 |
| 2004 | 0 | 6 |
| 2005 | 2 | 2 |
| 2006 | 3 | 2 |
| 2007 | 3 | 2 |
| 2008 | 0 | 1 |
| 2009 | 0 | 1 |
| 2010 | 1 | 0 |
| 2011 | 0 | 0 |
| 2012 | 1 | 1 |
| 2013 | 0 | 3 |
| 2014 | 0 | 2 |
| 2015 | 1 | 4 |
| 2016 | 2 | 7 |
| 2017 | 5 | 1 |
| 2018 | 2 | 8 |
| 2019 | 4 | 5 |
| 2020 | 7 | 3 |
| 2021 | 2 | 2 |
| 2022 | 1 | 0 |
| 2023 | 1 | 1 |
| 2024 | 2 | 2 |
| 2025 | 0 | 0 |
| 2026 | 2 | 1 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Recent patents
- Headrest for vehicular seat and production method therefor15 Sep 2026US 12,734,946 B2Delta Kogyo Co., Ltd.
- Process for production of foam laminate product14 Jul 2026US 12,679,065 B2Proprietect L.P.
- Sleeve for headrest12 Mar 2024US 11,926,250 B2Illinois Tool Works Inc.
- Dual firmness head restraint20 Feb 2024US 11,904,512 B2Ford Global Technologies, LLC
- Skin foam-in-place foamed article and production method thereof25 Apr 2023US 11,633,937 B2Inoac Corporation
- Cushion for a headrest and method for its manufacture9 Apr 2026US 2026/0097695 A1Grammer AG
- Headrest for vehicular seat and production method therefor15 Aug 2024US 2024/0270138 A1Delta Kogyo Co., Ltd.
- Foam in place simulation method23 May 2024US 2024/0169117 A1Tachi-S Co., Ltd.
- Method of manufacturing a molding tool for producing an equipment part and method of manufacturing an equipment part and equipment part21 Sep 2023US 2023/0294335 A1Grammer AG
- Automotive trim device28 Oct 2021US 2021/0331359 A1Proprietect L.P.
Most cited
By later US patents
- Two-piece head restraint and method for making same38US 7,819,480 B2Magna International Inc. · 2010
- Cover for vehicle head restraint28US 5,405,190 AGeneral Motors Corporation · 1995
- Headrest for a motor vehicle21US 5,316,372 AFord Motor Company · 1994
- Method of producing an annular foam product19US 4,908,170 ATokai Chemical Industries, Ltd. · 1990
- Composite blow molded article and method of making same15US 6,120,100 ACollins & Aikman Plastics, Inc. · 2000