H03K 19/013
In bipolar transistor circuits
Official title: in bipolar transistor circuits
H03K19/013 (In bipolar transistor circuits) appears on 379 US grants and 45 published applications in this corpus.
Search patents in H03K- Granted patents
- 379
- Published applications
- 45
- Assignees
- 115
- Inventors
- 543
- Latest grant
- 16 Jun 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1976 | 8 | 0 |
| 1977 | 8 | 0 |
| 1978 | 9 | 0 |
| 1979 | 5 | 0 |
| 1980 | 4 | 0 |
| 1981 | 5 | 0 |
| 1982 | 5 | 0 |
| 1983 | 8 | 0 |
| 1984 | 6 | 0 |
| 1985 | 13 | 0 |
| 1986 | 16 | 0 |
| 1987 | 29 | 0 |
| 1988 | 16 | 0 |
| 1989 | 24 | 0 |
| 1990 | 18 | 0 |
| 1991 | 32 | 0 |
| 1992 | 31 | 0 |
| 1993 | 19 | 0 |
| 1994 | 26 | 0 |
| 1995 | 15 | 0 |
| 1996 | 12 | 0 |
| 1997 | 8 | 0 |
| 1998 | 7 | 0 |
| 1999 | 6 | 0 |
| 2000 | 4 | 0 |
| 2001 | 3 | 2 |
| 2002 | 8 | 2 |
| 2003 | 3 | 3 |
| 2004 | 1 | 1 |
| 2005 | 1 | 4 |
| 2006 | 4 | 2 |
| 2007 | 1 | 0 |
| 2008 | 0 | 0 |
| 2009 | 1 | 1 |
| 2010 | 0 | 1 |
| 2011 | 2 | 1 |
| 2012 | 0 | 0 |
| 2013 | 1 | 0 |
| 2014 | 0 | 0 |
| 2015 | 0 | 2 |
| 2016 | 1 | 0 |
| 2017 | 1 | 1 |
| 2018 | 0 | 3 |
| 2019 | 3 | 1 |
| 2020 | 2 | 5 |
| 2021 | 3 | 1 |
| 2022 | 1 | 3 |
| 2023 | 3 | 1 |
| 2024 | 3 | 2 |
| 2025 | 1 | 2 |
| 2026 | 2 | 7 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Subgroups
Granted patents
Recent patents
- On-board device16 Jun 2026US 12,658,917 B2Sumitomo Wiring Systems, Ltd.
- Static random access memory with write assist circuit24 Mar 2026US 12,586,635 B2Taiwan Semiconductor Manufacturing Company.Ltd
- Pulse voltage doubler and level shifter15 Jul 2025US 12,362,751 B2Honeywell International Inc.
- MUX and DEMUX circuits with improved bandwidth10 Dec 2024US 12,166,501 B1Cisco Technology, Inc.
- Control circuit for a luminous garment and method for activating light sources on garments11 Jun 2024US 12,010,769 B2GEOX S.p.A.
- Method of manufacturing semiconductor device16 Jul 2026US 2026/0206543 A1eMemory Technology Inc.
- High bandwidth level-shifting differential analog interface circuit21 May 2026US 2026/0142659 A1Microchip Technology Incorporated
- Reference current generator for non-volatile memory14 May 2026US 2026/0133599 A1eMemory Technology Inc.
- Memory program control circuit14 May 2026US 2026/0134923 A1eMemory Technology Inc.
- Voltage booster and reference control circuit14 May 2026US 2026/0135478 A1eMemory Technology Inc.
Most cited
By later US patents
- Integrated circuit having spare parts activated by a high-to-low adjustable resistance device67US 4,399,372 ANippon Telegraph & Telephone Public Corporation · 1983
- Active load for emitter coupled logic gate46US 4,806,796 AMotorola, Inc. · 1989
- Bi-mode circuit for driving an output load44US 5,528,192 ALinfinity Microelectronics · 1996
- Circuits with dynamically biased active loads41US 5,909,127 AInternational Business Machines Corporation · 1999
- BI-CMOS driver circuit40US 4,616,146 AMotorola, Inc. · 1986