A01K 43/04
Grading eggs
A01K43/04 (Grading eggs) appears on 62 US grants and 81 published applications in this corpus.
Search patents in A01K- Granted patents
- 62
- Published applications
- 81
- Assignees
- 55
- Inventors
- 148
- Latest grant
- 17 Mar 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1980 | 1 | 0 |
| 1981 | 0 | 0 |
| 1982 | 0 | 0 |
| 1983 | 0 | 0 |
| 1984 | 0 | 0 |
| 1985 | 0 | 0 |
| 1986 | 0 | 0 |
| 1987 | 0 | 0 |
| 1988 | 0 | 0 |
| 1989 | 2 | 0 |
| 1990 | 1 | 0 |
| 1991 | 0 | 0 |
| 1992 | 1 | 0 |
| 1993 | 0 | 0 |
| 1994 | 2 | 0 |
| 1995 | 0 | 0 |
| 1996 | 1 | 0 |
| 1997 | 1 | 0 |
| 1998 | 1 | 0 |
| 1999 | 0 | 0 |
| 2000 | 0 | 0 |
| 2001 | 0 | 0 |
| 2002 | 0 | 1 |
| 2003 | 1 | 2 |
| 2004 | 2 | 3 |
| 2005 | 1 | 3 |
| 2006 | 2 | 1 |
| 2007 | 1 | 1 |
| 2008 | 0 | 1 |
| 2009 | 0 | 5 |
| 2010 | 0 | 2 |
| 2011 | 4 | 6 |
| 2012 | 1 | 2 |
| 2013 | 7 | 3 |
| 2014 | 3 | 4 |
| 2015 | 0 | 5 |
| 2016 | 2 | 4 |
| 2017 | 2 | 1 |
| 2018 | 4 | 6 |
| 2019 | 2 | 4 |
| 2020 | 2 | 4 |
| 2021 | 5 | 9 |
| 2022 | 1 | 2 |
| 2023 | 5 | 3 |
| 2024 | 2 | 6 |
| 2025 | 4 | 2 |
| 2026 | 1 | 1 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Subgroups
Granted patents
Recent patents
- Egg conveyor assembly17 Mar 2026US 12,577,006 B2Sanovo Technology Netherlands B.V.
- Connected hatchery comprising a plurality of devices for handling, processing or vaccinating eggs or chicks2 Dec 2025US 12,484,557 B2Ceva Sante Animale
- Tray supply device and egg sorting device30 Sep 2025US 12,428,184 B2Nabel Co., Ltd.
- Chick production method and chick production system20 May 2025US 12,302,868 B2Nabel Co., Ltd.
- Egg laying device4 Feb 2025US 12,213,457 B2Onfarmhatching Ltd
- Method for measuring eggs2 Jul 2026US 2026/0182547 A1Hytem Co., Ltd.
- Sex identification service provision system and sex identification service provision method1 May 2025US 2025/0137924 A1Hitachi Solutions Create, Ltd.
- Method and device for inspecting eggs contactlessly13 Feb 2025US 2025/0052693 A1Egg-Chick Automated Technologies
- Tray supply device and egg sorting device24 Oct 2024US 2024/0351720 A1Nabel Co., Ltd.
- Method and device for non-destructive sorting of fertilization information of hatching eggs before incubation17 Oct 2024US 2024/0341286 A1South China Agricultural University
Most cited
By later US patents
- Method and apparatus for applying advertisements to eggs90US 4,843,958 AAMI International · 1989
- High speed automated injection system for avian embryos77US 4,903,635 AEmbrex, Inc. · 1990
- Methods and apparatus for selectively processing eggs having identified characteristics36US 7,041,439 B2Embrex, Inc. · 2006
- Machine for printing a poultry egg23US 5,142,976 AOeuromer S.A. · 1992
- Automated quality assurance method and apparatus and method of conducting business22US 6,922,652 B22005