C01B 21/0766
Preparation by pyrolysis of nitrogen containing titanium, zirconium or hafnium compounds
Official title: {Preparation by pyrolysis of nitrogen containing titanium, zirconium or hafnium compounds}
C01B21/0766 (Preparation by pyrolysis of nitrogen containing titanium, zirconium or hafnium compounds) appears on 4 US grants and 2 published applications in this corpus.
Search patents in C01B- Granted patents
- 4
- Published applications
- 2
- Assignees
- 4
- Inventors
- 10
- Latest grant
- 23 Sep 2025
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1988 | 1 | 0 |
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| 2017 | 0 | 0 |
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| 2019 | 0 | 0 |
| 2020 | 0 | 1 |
| 2021 | 0 | 0 |
| 2022 | 0 | 0 |
| 2023 | 1 | 1 |
| 2024 | 0 | 0 |
| 2025 | 1 | 0 |
By publication year. Applications have been published since 2001.
Recent patents
- Titanium complex, method for producing same, and method for producing titanium-containing thin film23 Sep 2025US 12,421,259 B2Tosoh Corporation
- Powder for forming black light-shielding film and method for manufacturing same5 Dec 2023US 11,835,679 B2Mitsubishi Materials Electronic Chemicals Co., Ltd.
- Metal-nitrides prepared by photolytic/pyrolytic decomposition of metal-amides23 May 1995US 5,417,823 AFord Motor Company
- Process for producing ceramic nitrides and carbonitrides and their precursors19 Jul 1988US 4,758,539 AThe United States of America as represented by the United States Department of Energy
- Titanium complex, method for producing same, and method for producing titanium-containing thin film17 Aug 2023US 2023/0257404 A1Tosoh Corporation
- Powder for forming black light-shielding film and method for manufacturing same8 Oct 2020US 2020/0319373 A1Mitsubishi Materials Electronic Chemicals Co., Ltd.
Most cited
By later US patents
- Metal-nitrides prepared by photolytic/pyrolytic decomposition of metal-amides10US 5,417,823 AFord Motor Company · 1995
- Process for producing ceramic nitrides and carbonitrides and their precursors7US 4,758,539 AThe United States of America as represented by the United States Department of Energy · 1988