- 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: 2074
10-year publication summary
|
374
|
309
|
282
|
210
|
208
|
226
|
194
|
221
|
221
|
152
|
| 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 | 2026 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| International Business Machines Corporation | 62671 |
65 |
| Nike, Inc. | 14828 |
47 |
| Lincoln Global, Inc. | 2118 |
42 |
| Microsoft Technology Licensing, LLC | 54463 |
31 |
| Apple Inc. | 58885 |
30 |
| Illinois Tool Works Inc. | 11866 |
24 |
| Koninklijke Philips N.V. | 25873 |
21 |
| Casio Computer Co., Ltd. | 3496 |
20 |
| KC Holdings I | 25 |
19 |
| Pearson Education, Inc. | 474 |
18 |
| MBTE Holdings Sweden AB | 65 |
17 |
| LG Energy Solution, Ltd. | 19066 |
17 |
| Toyota Motor Corporation | 35813 |
16 |
| Smith & Nephew Orthopaedics AG | 976 |
16 |
| Smith & Nephew Asia Pacific Pte. Limited | 710 |
16 |
| Guangzhou Shirui Electronics Co., Ltd. | 778 |
12 |
| Guangzhou Shiyuan Electronics Co., Ltd. | 939 |
12 |
| 2HR Learning, Inc. | 69 |
11 |
| Canon Inc. | 43869 |
10 |
| Panasonic Intellectual Property Management Co., Ltd. | 34035 |
10 |
| Other owners | 1620 |