Patent holdings for IPC class C01B 11/08

Total number of patents in this class: 22

10-year publication summary

2
0
1
2
2
3
0
1
1
0
2017 2018 2019 2020 2021 2022 2023 2024 2025 2026

Principal owners for this class

Owner
All patents
This class
Honbu Sankei Co., Ltd.
22
12
Sankei Co., Ltd.
10
4
Nalco Company
550
2
Allison H. Sampson
1
1
Council of Scientific & Industrial Research
1432
1
Richard L. Sampson
1
1
Hayes, Robert Clinton
2
1
Other owners 0