Patent holdings for IPC class G03B 33/00

Total number of patents in this class: 31

10-year publication summary

3
8
2
3
2
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.
2767
2
JVC Kenwood Corporation
3100
2
Coretronic Corporation
1337
2
SCHOTT AG
1723
2
Sony Corporation
30510
1
NEC Corporation
36498
1
Canon Inc.
42051
1
Panasonic Corporation
19835
1
Mitsubishi Electric Corporation
47483
1
Olympus Corporation
13034
1
Hyundai Motor Company
23447
1
Panasonic Intellectual Property Management Co., Ltd.
33248
1
Casio Computer Co., Ltd.
3498
1
Kia Motors Corporation
7736
1
Hubbell Incorporated
3388
1
Beijing Xiaomi Mobile Software Co., Ltd.
13946
1
Lightspeed Design, Inc.
10
1
Materion Corporation
316
1
Metal Industries Research & Development Centre
222
1
Yulong Computer Telecommunication Scientific (Shenzhen) Co., Ltd.
1229
1
Other owners 7