- All sections
- A - Human necessities
- A23B - Preservation of foods, foodstuffs or non-alcoholic beverageschemical ripening of fruit or vegetables
- A23B 9/20 - Preserving with chemicals in the form of gases, e.g. fumigationCompositions or apparatus therefor in a controlled atmosphere, e.g. partial vacuum, comprising only CO2, N2, O2 or H2O
Patent holdings for IPC class A23B 9/20
Total number of patents in this class: 20
10-year publication summary
|
0
|
2
|
5
|
2
|
5
|
2
|
3
|
1
|
1
|
3
|
| 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 | 2026 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| FUJIFILM Corporation | 30774 |
2 |
| Daikin Industries, Ltd. | 10527 |
2 |
| Mitsubishi Gas Chemical Company, Inc. | 3650 |
2 |
| Xeda International | 73 |
2 |
| L'Air Liquide, Societe Anonyme pour l'Etude et l'Exploitation des Procedes Georges Claude | 4141 |
1 |
| Royal Duyvis Wiener B.V. | 32 |
1 |
| StePac L.A., Ltd. | 19 |
1 |
| Texas Tech University System | 665 |
1 |
| W & Co. | 12 |
1 |
| Central South University of Forestry and Technology | 35 |
1 |
| Dpkl | 15 |
1 |
| Air Liquide Tunisie | 1 |
1 |
| Aquasolution Corporation | 21 |
1 |
| Atihc S.r.l. | 12 |
1 |
| Ggt LLC | 4 |
1 |
| Seleccion Mediterranea Fine Foods, SL | 3 |
1 |
| Other owners | 0 |