F02P 1/08
Layout of circuits
F02P1/08 (Layout of circuits) appears on 365 US grants and 140 published applications in this corpus.
Search patents in F02P- Granted patents
- 365
- Published applications
- 140
- Assignees
- 127
- Inventors
- 499
- Latest grant
- 17 Mar 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1976 | 19 | 0 |
| 1977 | 9 | 0 |
| 1978 | 10 | 0 |
| 1979 | 12 | 0 |
| 1980 | 17 | 0 |
| 1981 | 11 | 0 |
| 1982 | 11 | 0 |
| 1983 | 20 | 0 |
| 1984 | 10 | 0 |
| 1985 | 16 | 0 |
| 1986 | 15 | 0 |
| 1987 | 12 | 0 |
| 1988 | 5 | 0 |
| 1989 | 9 | 0 |
| 1990 | 10 | 0 |
| 1991 | 11 | 0 |
| 1992 | 5 | 0 |
| 1993 | 5 | 0 |
| 1994 | 1 | 0 |
| 1995 | 2 | 0 |
| 1996 | 8 | 0 |
| 1997 | 5 | 0 |
| 1998 | 5 | 0 |
| 1999 | 7 | 0 |
| 2000 | 6 | 0 |
| 2001 | 2 | 1 |
| 2002 | 2 | 3 |
| 2003 | 6 | 12 |
| 2004 | 7 | 4 |
| 2005 | 5 | 6 |
| 2006 | 9 | 4 |
| 2007 | 3 | 4 |
| 2008 | 2 | 6 |
| 2009 | 4 | 8 |
| 2010 | 6 | 2 |
| 2011 | 3 | 2 |
| 2012 | 2 | 2 |
| 2013 | 1 | 7 |
| 2014 | 0 | 10 |
| 2015 | 3 | 8 |
| 2016 | 14 | 6 |
| 2017 | 5 | 12 |
| 2018 | 3 | 6 |
| 2019 | 13 | 11 |
| 2020 | 12 | 9 |
| 2021 | 8 | 8 |
| 2022 | 6 | 3 |
| 2023 | 2 | 4 |
| 2024 | 3 | 2 |
| 2025 | 2 | 0 |
| 2026 | 1 | 0 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Subgroups
Granted patents
Recent patents
- Easy engine starting system17 Mar 2026US 12,577,929 B2Oppama Industry Co., Ltd.
- Power coupling for free piston mover22 Jul 2025US 12,368,360 B2Libertine FPE Ltd
- Usage management system for ship propulsion apparatus, ship propulsion apparatus, user terminal device, and usage rights management server24 Jun 2025US 12,337,940 B2Yamaha Hatsudoki Kabushiki Kaisha
- Ignition coil for internal combustion engine20 Aug 2024US 12,067,817 B2Briggs & Stratton Corporation
- Engine ignition system with multiple ignition events21 May 2024US 11,988,184 B2Walbro Corporation
- Aircraft piston engine magneto and ignition system4 Jul 2024US 2024/0223048 A1
- Easy engine starting system8 Feb 2024US 2024/0044309 A1Oppama Industry Co., Ltd.
- Ignition coil for internal combustion engine26 Oct 2023US 2023/0343154 A1Briggs & Stratton Corporation
- Usage management system for ship propulsion apparatus, ship propulsion apparatus, user terminal device, and usage rights management server31 Aug 2023US 2023/0271682 A1Yamaha Hatsudoki Kabushiki Kaisha
- Power coupling for free piston mover2 Feb 2023US 2023/0035014 A1Libertine FPE Ltd
Most cited
By later US patents
- Multiple capacitor means ignition system44US 4,088,108 ABrunswick Corporation · 1978
- Economical flywheel alternator for trickle charging a small lawnmower battery39US 4,404,513 ATecumseh Products Company · 1983
- Pressure washer blower ignition electrical system36US 5,954,494 AMi-T-M Corporation · 1999
- Universal power unit that adapts to all phases from placing to final finishing of concrete29US 7,097,384 B22006
- Electronically controlled C.D. ignition and interlocking shut-off system28US 4,236,494 AOutboard Marine Corporation · 1980