Patent holdings for IPC class B29C 33/68

Total number of patents in this class: 278

10-year publication summary

30
24
21
31
15
21
26
15
25
12
2016 2017 2018 2019 2020 2021 2022 2023 2024 2025

Principal owners for this class

Owner
All patents
This class
Asahi Glass Company, Limited
2792
12
Towa Corporation
298
12
Sumitomo Bakelite Co., Ltd.
1496
11
Kobayashi & Co., Ltd.
28
10
Agc, Inc.
4827
10
Nitto Denko Corporation
8230
8
The Boeing Company
20051
7
Toray Industries, Inc.
6936
7
3m Innovative Properties Company
17849
6
Apic Yamada Corporation
103
5
The Procter & Gamble Company
22016
4
Denka Company Limited
2566
4
Sekisui Chemical Co., Ltd.
3386
4
Samsung Electronics Co., Ltd.
145864
3
Mitsui Chemicals Tohcello, Inc.
250
3
Mitsubishi Chemical Corporation
4498
3
Bay Materials, LLC
44
3
Cytec Industries Inc.
402
3
Saint-Gobain Glass France
3757
3
Wilsonart LLC
100
3
Other owners 157