- All sections
- G - Physics
- G09B - Educational or demonstration appliancesappliances for teaching, or communicating with, the blind, deaf or mutemodelsplanetariaglobesmapsdiagrams
- G09B 5/02 - Electrically-operated educational appliances with visual presentation of the material to be studied, e.g. using film strip
Patent holdings for IPC class G09B 5/02
Total number of patents in this class: 1881
10-year publication summary
|
329
|
372
|
301
|
277
|
206
|
203
|
218
|
186
|
214
|
144
|
| 2016 | 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| International Business Machines Corporation | 61402 |
62 |
| Nike, Inc. | 14229 |
48 |
| Lincoln Global, Inc. | 2150 |
42 |
| Microsoft Technology Licensing, LLC | 53854 |
30 |
| Apple Inc. | 55345 |
29 |
| Illinois Tool Works Inc. | 11492 |
22 |
| Koninklijke Philips N.V. | 24827 |
22 |
| KC Holdings I | 24 |
18 |
| Casio Computer Co., Ltd. | 3432 |
17 |
| MBTE Holdings Sweden AB | 60 |
17 |
| Pearson Education, Inc. | 466 |
16 |
| LG Energy Solution, Ltd. | 15251 |
14 |
| Toyota Motor Corporation | 32681 |
13 |
| Guangzhou Shirui Electronics Co., Ltd. | 725 |
12 |
| Guangzhou Shiyuan Electronics Co., Ltd. | 932 |
12 |
| Smith & Nephew Orthopaedics AG | 897 |
11 |
| Smith & Nephew Asia Pacific Pte. Limited | 632 |
11 |
| Panasonic Intellectual Property Management Co., Ltd. | 31756 |
10 |
| University of Central Florida Research Foundation, Inc. | 1190 |
10 |
| Voxy, Inc., DBA Voxy, Inc. | 16 |
10 |
| Other owners | 1455 |