G02F 2201/54
Arrangements for reducing warping-twist
G02F2201/54 (Arrangements for reducing warping-twist) appears on 381 US grants and 512 published applications in this corpus.
Search patents in G02F- Granted patents
- 381
- Published applications
- 512
- Assignees
- 163
- Inventors
- 1,009
- Latest grant
- 26 May 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1987 | 2 | 0 |
| 1988 | 0 | 0 |
| 1989 | 0 | 0 |
| 1990 | 0 | 0 |
| 1991 | 0 | 0 |
| 1992 | 0 | 0 |
| 1993 | 0 | 0 |
| 1994 | 1 | 0 |
| 1995 | 0 | 0 |
| 1996 | 0 | 0 |
| 1997 | 0 | 0 |
| 1998 | 0 | 0 |
| 1999 | 0 | 0 |
| 2000 | 3 | 0 |
| 2001 | 0 | 1 |
| 2002 | 0 | 3 |
| 2003 | 6 | 8 |
| 2004 | 1 | 7 |
| 2005 | 5 | 16 |
| 2006 | 8 | 14 |
| 2007 | 13 | 16 |
| 2008 | 5 | 33 |
| 2009 | 12 | 31 |
| 2010 | 19 | 32 |
| 2011 | 23 | 38 |
| 2012 | 22 | 29 |
| 2013 | 23 | 49 |
| 2014 | 29 | 41 |
| 2015 | 34 | 13 |
| 2016 | 19 | 30 |
| 2017 | 29 | 27 |
| 2018 | 23 | 28 |
| 2019 | 31 | 25 |
| 2020 | 16 | 20 |
| 2021 | 20 | 26 |
| 2022 | 18 | 13 |
| 2023 | 9 | 4 |
| 2024 | 8 | 5 |
| 2025 | 1 | 2 |
| 2026 | 1 | 1 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
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By later US patents
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