H03L 1/04
Constructional details for maintaining temperature constant
H03L1/04 (Constructional details for maintaining temperature constant) appears on 296 US grants and 287 published applications in this corpus.
Search patents in H03L- Granted patents
- 296
- Published applications
- 287
- Assignees
- 119
- Inventors
- 416
- Latest grant
- 23 Jun 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1981 | 1 | 0 |
| 1982 | 0 | 0 |
| 1983 | 2 | 0 |
| 1984 | 1 | 0 |
| 1985 | 2 | 0 |
| 1986 | 4 | 0 |
| 1987 | 0 | 0 |
| 1988 | 2 | 0 |
| 1989 | 2 | 0 |
| 1990 | 1 | 0 |
| 1991 | 3 | 0 |
| 1992 | 0 | 0 |
| 1993 | 0 | 0 |
| 1994 | 0 | 0 |
| 1995 | 1 | 0 |
| 1996 | 3 | 0 |
| 1997 | 3 | 0 |
| 1998 | 1 | 0 |
| 1999 | 1 | 0 |
| 2000 | 3 | 0 |
| 2001 | 1 | 0 |
| 2002 | 3 | 2 |
| 2003 | 3 | 2 |
| 2004 | 2 | 0 |
| 2005 | 0 | 7 |
| 2006 | 4 | 18 |
| 2007 | 11 | 4 |
| 2008 | 7 | 11 |
| 2009 | 4 | 12 |
| 2010 | 9 | 9 |
| 2011 | 11 | 6 |
| 2012 | 8 | 9 |
| 2013 | 5 | 13 |
| 2014 | 5 | 23 |
| 2015 | 25 | 12 |
| 2016 | 22 | 17 |
| 2017 | 5 | 39 |
| 2018 | 14 | 19 |
| 2019 | 37 | 28 |
| 2020 | 34 | 12 |
| 2021 | 14 | 10 |
| 2022 | 11 | 12 |
| 2023 | 10 | 10 |
| 2024 | 11 | 4 |
| 2025 | 4 | 8 |
| 2026 | 6 | 0 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Recent patents
- Integrated circuit device and oscillator23 Jun 2026US 12,665,547 B2Seiko Epson Corporation
- Dual resonator structure for oven-controlled MEMS oscillators, including related apparatuses19 May 2026US 12,633,873 B2Microchip Technology Incorporated
- Oscillator14 Apr 2026US 12,603,608 B2Seiko Epson Corporation
- Temperature stabilized frequency control device31 Mar 2026US 12,592,702 B2Rakon Limited
- Vibrating element including quartz crystal substrate and excitation electrodes, and oscillator including vibrating element27 Jan 2026US 12,537,530 B2Seiko Epson Corporation
- Oscillating device16 Oct 2025US 2025/0323646 A1TXC Corporation
- Integrated Circuit Device And Oscillator28 Aug 2025US 2025/0274079 A1Seiko Epson Corporation
- Oscillator3 Jul 2025US 2025/0219580 A1Seiko Epson Corporation
- Ovens for nonlinear optical crystals and method of use22 May 2025US 2025/0163612 A1
- Electronic package structure20 Mar 2025US 2025/0096774 A1Advanced Semiconductor Engineering, Inc.
Most cited
By later US patents
- Frequency and/or phase compensated microelectromechanical oscillator101US 6,995,622 B2Robert Bosh GmbH · 2006
- Integrated dynamic power dissipation control system for very large scale integrated (VLSI) chips100US 5,485,127 AIntel Corporation · 1996
- Lower power oscillator with heated resonator (S), with dual mode or other temperature sensing, possibly with an insulative support structure disposed between the resonator (S) and a resonator enclosure61US 5,041,800 APPA Industries, Inc. · 1991
- Apparatus and method for a temperature-controlled frequency source using a programmable IC60US 5,659,270 AMotorola, Inc. · 1997
- Oscillator with frequency stabilizing circuit and method of constructing same36US 6,501,340 B1ACR Electronics, Inc. · 2002