G02B 6/4407
With internal fluted support member
Official title: {with internal fluted support member (G02B6/4429, G02B6/4439, G02B6/4479 take precedence)}
G02B6/4407 (With internal fluted support member) appears on 262 US grants and 100 published applications in this corpus.
Search patents in G02B- Granted patents
- 262
- Published applications
- 100
- Assignees
- 106
- Inventors
- 469
- Latest grant
- 25 Aug 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1977 | 1 | 0 |
| 1978 | 1 | 0 |
| 1979 | 1 | 0 |
| 1980 | 6 | 0 |
| 1981 | 2 | 0 |
| 1982 | 2 | 0 |
| 1983 | 7 | 0 |
| 1984 | 3 | 0 |
| 1985 | 3 | 0 |
| 1986 | 6 | 0 |
| 1987 | 14 | 0 |
| 1988 | 16 | 0 |
| 1989 | 19 | 0 |
| 1990 | 11 | 0 |
| 1991 | 6 | 0 |
| 1992 | 8 | 0 |
| 1993 | 18 | 0 |
| 1994 | 5 | 0 |
| 1995 | 3 | 0 |
| 1996 | 6 | 0 |
| 1997 | 9 | 0 |
| 1998 | 11 | 0 |
| 1999 | 4 | 0 |
| 2000 | 8 | 0 |
| 2001 | 6 | 3 |
| 2002 | 4 | 2 |
| 2003 | 4 | 5 |
| 2004 | 5 | 2 |
| 2005 | 2 | 1 |
| 2006 | 0 | 1 |
| 2007 | 1 | 2 |
| 2008 | 0 | 0 |
| 2009 | 0 | 0 |
| 2010 | 1 | 1 |
| 2011 | 0 | 4 |
| 2012 | 1 | 3 |
| 2013 | 1 | 0 |
| 2014 | 4 | 3 |
| 2015 | 0 | 4 |
| 2016 | 7 | 8 |
| 2017 | 10 | 5 |
| 2018 | 4 | 4 |
| 2019 | 8 | 7 |
| 2020 | 6 | 12 |
| 2021 | 7 | 7 |
| 2022 | 7 | 9 |
| 2023 | 5 | 7 |
| 2024 | 5 | 5 |
| 2025 | 1 | 3 |
| 2026 | 3 | 2 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Subgroups
Granted patents
Recent patents
- Optical fiber cable25 Aug 2026US 12,717,103 B2NTT, Inc.
- Slot type optical fiber cable28 Apr 2026US 12,613,388 B2Sumitomo Electric Industries, Ltd.
- SZ strand retention of assymetrical optical fiber ribbon units by a conforming tensioned elastomer shell3 Feb 2026US 12,541,068 B2Corning Research & Development Corporation
- Optical cable with SZ stranded routable fiber carrying subunits8 Jul 2025US 12,353,042 B2Corning Research & Development Corporation
- Optical fiber device having annular and axial grooves10 Dec 2024US 12,164,163 B2Ppc Broadband, Inc.
- Power cable and manufacturing method thereof27 Aug 2026US 2026/0251874 A1
- Sz strand retention of assymetrical optical fiber ribbon units by a conforming tensioned elastomer shell20 Aug 2026US 2026/0243986 A1Corning Research & Development Corporation
- Resin composition, optical fiber, optical fiber manufacturing method, optical fiber ribbon, and optical fiber cable12 Jun 2025US 2025/0188307 A1Sumitomo Electric Industries, Ltd.
- Resin composition, optical fiber, optical fiber manufacturing method, optical fiber ribbon, and optical fiber cable12 Jun 2025US 2025/0189718 A1Sumitomo Electric Industries, Ltd.
- Fiber wire fixation structure, optical submarine repeater, and method of assembling fiber wire fixation structure30 Jan 2025US 2025/0035855 A1NEC Corporation
Most cited
By later US patents
- Inspection instrument fexible shaft having deflection compensation means272US 4,745,908 ACircon Corporation · 1988
- Fiber optic groundwire with coated fiber enclosures261US 5,495,546 A1996
- Optical fiber cable and process for production thereof245US 4,491,386 ANippon Telegraph & Telephone Public Corporation · 1985
- Hybrid data communications cable206US 6,687,437 B1Essex Group, Inc. · 2004
- Optical fiber/metallic conductor composite cable199US 5,268,971 AAlcatel NA Cable Systems, Inc. · 1993