Patent holdings for IPC class H01J 61/32

Total number of patents in this class: 64

10-year publication summary

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

Principal owners for this class

Owner
All patents
This class
OSRAM GmbH
2216
13
General Electric Company
13888
10
Panasonic Corporation
19060
4
Osram AG
286
4
Koninklijke Philips Electronics N.V.
7494
3
Teslo Pty Ltd
4
3
Iwasaki Electric Co., Ltd.
155
2
KLA-Tencor Corporation
2518
2
Canon Inc.
43768
1
Mitsubishi Electric Corporation
47971
1
NGK Insulators, Ltd.
5232
1
Lam Research Corporation
5621
1
Access Business Group International LLC
357
1
Eden Park Illumination, Inc.
5
1
Frederick Michael Mako
1
1
Jacques Pelletier
1
1
John W. Kunze
1
1
Korea Research Institute of Chemical Technology
1469
1
ORC Manufacturing Co., Ltd.
76
1
OSRAM S.p.A. - Societa' Riunite OSRAM Edison Clerici
101
1
Other owners 11