Patent holdings for IPC class G01H 17/00

Total number of patents in this class: 1209

10-year publication summary

92
70
82
89
107
94
95
97
77
44
2017 2018 2019 2020 2021 2022 2023 2024 2025 2026

Principal owners for this class

Owner
All patents
This class
NEC Corporation
36934
43
Mitsubishi Electric Corporation
47971
24
NTN Corporation
4915
23
Panasonic Intellectual Property Management Co., Ltd.
33911
22
Kyocera Corporation
14335
18
Samsung Electronics Co., Ltd.
157557
15
Halliburton Energy Services, Inc.
21320
15
Hitachi, Ltd.
16071
15
Nippon Telegraph and Telephone Corporation
15922
13
Mitsubishi Heavy Industries, Ltd.
9115
11
Denso Corporation
25513
11
NSK Ltd.
2831
10
Kabushiki Kaisha Kobe Seiko Sho (Kobe Steel, Ltd.)
2831
9
JFE Steel Corporation
7508
8
Mitsubishi Electric Engineering Company, Limited
190
8
S.p.m. Instrument AB
98
7
Honeywell International Inc.
12778
6
Kimberly-clark Worldwide, Inc.
5301
6
Toshiba Corporation
12548
6
Seiko Epson Corporation
20248
6
Other owners 933