Patent holdings for IPC class G03B 33/00

Total number of patents in this class: 31

10-year publication summary

3
8
2
4
3
1
0
0
1
0
2017 2018 2019 2020 2021 2022 2023 2024 2025 2026

Principal owners for this class

Owner
All patents
This class
Delta Electronics, Inc.
2830
2
JVC Kenwood Corporation
3129
2
Coretronic Corporation
1370
2
SCHOTT AG
1738
2
Sony Corporation
30181
1
NEC Corporation
37004
1
Canon Inc.
43817
1
Panasonic Corporation
19019
1
Mitsubishi Electric Corporation
48018
1
Olympus Corporation
12939
1
Hyundai Motor Company
24653
1
Panasonic Intellectual Property Management Co., Ltd.
33997
1
Casio Computer Co., Ltd.
3496
1
Kia Motors Corporation
7718
1
Hubbell Incorporated
3442
1
Beijing Xiaomi Mobile Software Co., Ltd.
14974
1
Lightspeed Design, Inc.
10
1
Materion Corporation
322
1
Metal Industries Research & Development Centre
243
1
Yulong Computer Telecommunication Scientific (Shenzhen) Co., Ltd.
1226
1
Other owners 7