F23Q 2/287
Piezoelectric
Official title: {piezoelectric}
F23Q2/287 (Piezoelectric) appears on 188 US grants and 102 published applications in this corpus.
Search patents in F23Q- Granted patents
- 188
- Published applications
- 102
- Assignees
- 61
- Inventors
- 200
- Latest grant
- 26 May 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1976 | 1 | 0 |
| 1977 | 2 | 0 |
| 1978 | 2 | 0 |
| 1979 | 2 | 0 |
| 1980 | 0 | 0 |
| 1981 | 2 | 0 |
| 1982 | 1 | 0 |
| 1983 | 0 | 0 |
| 1984 | 1 | 0 |
| 1985 | 2 | 0 |
| 1986 | 3 | 0 |
| 1987 | 0 | 0 |
| 1988 | 4 | 0 |
| 1989 | 3 | 0 |
| 1990 | 5 | 0 |
| 1991 | 2 | 0 |
| 1992 | 3 | 0 |
| 1993 | 4 | 0 |
| 1994 | 7 | 0 |
| 1995 | 2 | 0 |
| 1996 | 6 | 0 |
| 1997 | 3 | 0 |
| 1998 | 7 | 0 |
| 1999 | 9 | 0 |
| 2000 | 24 | 0 |
| 2001 | 9 | 3 |
| 2002 | 10 | 11 |
| 2003 | 19 | 14 |
| 2004 | 10 | 8 |
| 2005 | 3 | 10 |
| 2006 | 3 | 6 |
| 2007 | 4 | 6 |
| 2008 | 3 | 4 |
| 2009 | 2 | 3 |
| 2010 | 2 | 1 |
| 2011 | 0 | 1 |
| 2012 | 1 | 3 |
| 2013 | 0 | 0 |
| 2014 | 0 | 1 |
| 2015 | 4 | 1 |
| 2016 | 0 | 0 |
| 2017 | 0 | 0 |
| 2018 | 0 | 6 |
| 2019 | 4 | 4 |
| 2020 | 6 | 5 |
| 2021 | 3 | 3 |
| 2022 | 1 | 1 |
| 2023 | 2 | 4 |
| 2024 | 4 | 2 |
| 2025 | 2 | 3 |
| 2026 | 1 | 2 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Recent patents
- Lighter fueled by pocket lighter or gas reservoir26 May 2026US 12,638,177 B2Societe BIC
- Cigar lighter with enclosed burn area12 Aug 2025US 12,385,639 B22731848 Ontario Inc.
- Flame producing assembly and method for manufacturing such a flame producing assembly21 Jan 2025US 12,203,654 B2Societe BIC
- Table-top lighters8 Oct 2024US 12,111,053 B2VPR Brands, LP
- Candle maintenance tool assembly27 Aug 2024US 12,072,095 B2
- Lighter fueled by pocket lighter or gas reservoir3 Sep 2026US 2026/0258949 A1Societe BIC
- Tobacco pipe lighter1 Jan 2026US 2026/0002671 A1Zhejiang Honest Smoking Sets Co., Ltd
- Gas combustor with igniting and combustion assisting function4 Dec 2025US 2025/0369612 A1Roburn Company Ltd.
- Flame producing assembly and method for manufacturing such a flame producing assembly19 Jun 2025US 2025/0198621 A1Societe BIC
- Table-top lighters2 Jan 2025US 2025/0003588 A1VPR Brands, LP
Most cited
By later US patents
- Safety device in lighting rods74US 5,697,775 ATokai Corporation · 1997
- Safety device for piezoelectric gas lighter68US 5,145,358 ATokai Corporation · 1992
- Piezoelectric lighter equipped with a safety lock67US 4,859,172 ATokai Corporation · 1989
- Foldable safety lighter65US 4,538,983 A1985
- Gas lighter62US 4,292,021 AIwatani Sangyo Kabushiki Kaisha · 1981