B26B 19/16
Involving a knife cylinder or a knife cone or separate cutting elements
Official title: involving a knife cylinder or a knife cone or separate cutting elements moved like a rotating cylinder or a rotating cone
B26B19/16 (Involving a knife cylinder or a knife cone or separate cutting elements) appears on 49 US grants and 36 published applications in this corpus.
Search patents in B26B- Granted patents
- 49
- Published applications
- 36
- Assignees
- 22
- Inventors
- 61
- Latest grant
- 16 Dec 2025
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1976 | 1 | 0 |
| 1977 | 1 | 0 |
| 1978 | 0 | 0 |
| 1979 | 1 | 0 |
| 1980 | 0 | 0 |
| 1981 | 0 | 0 |
| 1982 | 0 | 0 |
| 1983 | 0 | 0 |
| 1984 | 0 | 0 |
| 1985 | 0 | 0 |
| 1986 | 0 | 0 |
| 1987 | 1 | 0 |
| 1988 | 0 | 0 |
| 1989 | 6 | 0 |
| 1990 | 2 | 0 |
| 1991 | 5 | 0 |
| 1992 | 1 | 0 |
| 1993 | 1 | 0 |
| 1994 | 0 | 0 |
| 1995 | 0 | 0 |
| 1996 | 0 | 0 |
| 1997 | 1 | 0 |
| 1998 | 1 | 0 |
| 1999 | 1 | 0 |
| 2000 | 1 | 0 |
| 2001 | 1 | 1 |
| 2002 | 2 | 2 |
| 2003 | 1 | 0 |
| 2004 | 1 | 1 |
| 2005 | 1 | 2 |
| 2006 | 2 | 1 |
| 2007 | 0 | 1 |
| 2008 | 0 | 1 |
| 2009 | 0 | 0 |
| 2010 | 0 | 1 |
| 2011 | 1 | 2 |
| 2012 | 1 | 1 |
| 2013 | 1 | 0 |
| 2014 | 0 | 2 |
| 2015 | 0 | 0 |
| 2016 | 0 | 1 |
| 2017 | 0 | 2 |
| 2018 | 1 | 3 |
| 2019 | 3 | 5 |
| 2020 | 2 | 2 |
| 2021 | 3 | 2 |
| 2022 | 4 | 2 |
| 2023 | 1 | 1 |
| 2024 | 0 | 2 |
| 2025 | 1 | 0 |
| 2026 | 0 | 1 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Subgroups
Granted patents
Recent patents
- Rotary trimmer16 Dec 2025US 12,496,737 B2Alcon Inc.
- Shaving apparatus23 May 2023US 11,654,586 B2Hybrid Razor LTD
- Electric shaver4 Oct 2022US 11,458,644 B2Braun GmbH
- Rotatable body hair clipper23 Aug 2022US 11,420,348 B2Royal Metal Industrial Co., Ltd
- Rotary shaving apparatus without direct forceable contact between the blades and the skin5 Jul 2022US 11,376,754 B2Hybrid Razor LTD
- Cutter head assembly of nose hair trimmer5 Feb 2026US 2026/0034690 A1Little Stone Ceramic Blade (Zhongshan) Company Ltd.
- Multi-cutting element shaving devices22 Aug 2024US 2024/0278442 A1Hybrid Razor LTD
- Rotary trimmer8 Aug 2024US 2024/0261990 A1Alcon Inc.
- A shaving apparatus having a collection chamber6 Apr 2023US 2023/0108735 A1Hybrid Razor LTD
- Rotatable body hair clipper14 Jul 2022US 2022/0219344 A1Royal Metal Industrial Co., Ltd
Most cited
By later US patents
- Electric razor with direct contact roller-mounted blades56US 6,442,840 B1Wheel Technology Ltd. · 2002
- Hair trimming tool30US 6,272,752 B12001
- Hand-held clipper for removing entangled fibers from the surface of fabrics27US 4,985,999 AMatsushita Electric Works, Ltd. · 1991
- Reaper razor26US 5,022,154 A1991
- Cutter assemblies for electric shavers25US 6,158,125 A2000