Patent holdings for IPC class D02G 3/44

Total number of patents in this class: 1287

10-year publication summary

92
142
154
135
137
118
116
99
92
42
2017 2018 2019 2020 2021 2022 2023 2024 2025 2026

Principal owners for this class

Owner
All patents
This class
Southern Mills, Inc.
131
33
E. I. du Pont de Nemours and Company
3575
29
Apple Inc.
58534
28
DuPont Safety & Construction, Inc.
680
25
Kaneka Corporation
4684
20
Board of Regents, The University of Texas System
6077
18
Aladdin Manufacturing Corporation
244
17
Murata Manufacturing Co., Ltd.
25692
16
NV Bekaert SA
725
16
DSM IP Assets B.V.
5392
15
Kolon Industries, Inc.
1823
15
Nippon Sheet Glass Company, Limited
958
15
Milliken & Company
1143
12
Toray Industries, Inc.
7093
11
Bando Chemical Industries, Ltd.
600
10
Mitsuboshi Belting Ltd.
320
10
Lintec of America, Inc.
159
9
Microsoft Technology Licensing, LLC
54399
8
Amogreentech Co., Ltd.
641
8
Drexel University
1008
8
Other owners 964