C04B 41/5068
Titanium nitride
Official title: {Titanium nitride}
C04B41/5068 (Titanium nitride) appears on 55 US grants and 60 published applications in this corpus.
Search patents in C04B- Granted patents
- 55
- Published applications
- 60
- Assignees
- 37
- Inventors
- 153
- Latest grant
- 10 Feb 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1991 | 1 | 0 |
| 1992 | 1 | 0 |
| 1993 | 0 | 0 |
| 1994 | 0 | 0 |
| 1995 | 0 | 0 |
| 1996 | 1 | 0 |
| 1997 | 2 | 0 |
| 1998 | 5 | 0 |
| 1999 | 0 | 0 |
| 2000 | 1 | 0 |
| 2001 | 0 | 0 |
| 2002 | 0 | 1 |
| 2003 | 1 | 2 |
| 2004 | 1 | 3 |
| 2005 | 0 | 1 |
| 2006 | 1 | 2 |
| 2007 | 0 | 3 |
| 2008 | 1 | 5 |
| 2009 | 3 | 1 |
| 2010 | 3 | 2 |
| 2011 | 1 | 5 |
| 2012 | 3 | 1 |
| 2013 | 2 | 0 |
| 2014 | 1 | 2 |
| 2015 | 0 | 0 |
| 2016 | 2 | 5 |
| 2017 | 0 | 3 |
| 2018 | 4 | 2 |
| 2019 | 3 | 5 |
| 2020 | 2 | 4 |
| 2021 | 2 | 1 |
| 2022 | 2 | 2 |
| 2023 | 3 | 5 |
| 2024 | 5 | 1 |
| 2025 | 2 | 2 |
| 2026 | 2 | 2 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Recent patents
- Electrostatic chuck, electrostatic chuck heater comprising same, and semiconductor holding device10 Feb 2026US 12,545,630 B2Amosense Co., Ltd.
- Cubic boron nitride sintered body and coated cubic boron nitride sintered body27 Jan 2026US 12,534,412 B2Tungaloy Corporation
- Cubic boron nitride sintered body and coated cubic boron nitride sintered body25 Nov 2025US 12,479,772 B2Tungaloy Corporation
- Cutting tool3 Jun 2025US 12,319,996 B2Sumitomo Electric Hardmetal Corp.
- Multilayer zirconia ceramic block with uniform transition and method for preparing the same31 Dec 2024US 12,180,123 B2Chengdu Besmile Medical Technology Co., Ltd.
- Cubic boron nitride sintered body, coated cubic boron nitride sintered body, and tool having same2 Jul 2026US 2026/0184642 A1Tungaloy Corporation
- Conductive ceramic composites for high temperature thermal energy storage15 Jan 2026US 2026/0015293 A1The Regents of the University of California
- Coated cutting tool20 Mar 2025US 2025/0091135 A1Tungaloy Corporation
- Coated cutting tool13 Feb 2025US 2025/0050426 A1Walter AG
- Electrostatic chuck, electrostatic chuck heater comprising same, and semiconductor holding device18 Jul 2024US 2024/0239716 A1Amosense Co., Ltd.
Most cited
By later US patents
- Method for producing metal and ceramic sintered bodies and coatings112US 5,590,387 AH. C. Starck GmbH · 1996
- Hard composite material for tools48US 5,853,873 ASumitomo Electric Industries, Ltd. · 1998
- Boron-doped titanium nitride coatings and coated parts46US 5,851,680 ATecmachine · 1998
- Coated PCBN cutting inserts46US 6,599,062 B1Kennametal PC Inc. · 2003
- Energy beam treatment for improved adhesion of coatings to surfaces37US 5,045,345 AThe United States of America as represented by the Secretary of the Navy · 1991