C03B 2215/66
Means for providing special atmospheres
Official title: Means for providing special atmospheres, e.g. reduced pressure, inert gas, reducing gas, clean room
C03B2215/66 (Means for providing special atmospheres) appears on 48 US grants and 73 published applications in this corpus.
Search patents in C03B- Granted patents
- 48
- Published applications
- 73
- Assignees
- 35
- Inventors
- 143
- Latest grant
- 3 Mar 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1988 | 1 | 0 |
| 1989 | 0 | 0 |
| 1990 | 0 | 0 |
| 1991 | 0 | 0 |
| 1992 | 0 | 0 |
| 1993 | 1 | 0 |
| 1994 | 1 | 0 |
| 1995 | 0 | 0 |
| 1996 | 0 | 0 |
| 1997 | 2 | 0 |
| 1998 | 0 | 0 |
| 1999 | 2 | 0 |
| 2000 | 0 | 0 |
| 2001 | 0 | 1 |
| 2002 | 0 | 1 |
| 2003 | 0 | 6 |
| 2004 | 2 | 7 |
| 2005 | 3 | 4 |
| 2006 | 1 | 5 |
| 2007 | 0 | 7 |
| 2008 | 4 | 5 |
| 2009 | 3 | 2 |
| 2010 | 3 | 1 |
| 2011 | 0 | 1 |
| 2012 | 3 | 3 |
| 2013 | 1 | 1 |
| 2014 | 1 | 2 |
| 2015 | 0 | 2 |
| 2016 | 3 | 0 |
| 2017 | 1 | 5 |
| 2018 | 2 | 3 |
| 2019 | 4 | 2 |
| 2020 | 1 | 4 |
| 2021 | 2 | 2 |
| 2022 | 2 | 2 |
| 2023 | 2 | 2 |
| 2024 | 1 | 3 |
| 2025 | 0 | 1 |
| 2026 | 2 | 1 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Recent patents
- Method for producing an optical element of glass3 Mar 2026US 12,565,439 B2Docter Optics SE
- Curved glass and preparation method therefor, and electronic device24 Feb 2026US 12,559,404 B2Honor Device Co., Ltd.
- Process for manufacturing an optical element from glass30 Jan 2024US 11,884,570 B2Docter Optics SE
- Method for manufacturing an optical element out of glass9 May 2023US 11,643,352 B2Docter Optics SE
- Micro- and nano-hot embossing method for optical glass lens arrays4 Apr 2023US 11,619,766 B2No. 59 Institute of China Ordnance Industry
- Mold for molding glass-made optical component16 Apr 2026US 2026/0103418 A1Okamoto Glass Co., Ltd.
- Glass manufacturing apparatus, glass, optical system, optical device, and glass manufacturing method17 Jul 2025US 2025/0230088 A1Nikon Corporation
- Curved Glass and Preparation Method Therefor, and Electronic Device5 Sep 2024US 2024/0294414 A1Honor Device Co., Ltd.
- Lens forming method25 Jul 2024US 2024/0246849 A1AAC Optics (Changzhou) Co., Ltd.
- Highly homogeneous glass sputter targets with large aspect ratio and high relative density for physical vapor deposition25 Apr 2024US 2024/0133023 A1Schott AG
Most cited
By later US patents
- Display device with micro lens array75US 5,276,538 AMatsushita Electric Industrial Co., Ltd. · 1994
- Method of manufacturing optical waveguide64US 5,858,051 AToshiba Machine Co., Ltd. · 1999
- Process and apparatus for manufacturing networks of optical microlenses43US 5,623,368 ACorning Incorporated · 1997
- Method of molding glass body37US 4,778,505 AHoya Corporation · 1988
- Optical glass, preform for press molding and optical part17US 6,977,232 B2Hoya Corporation · 2005