Optical character recognition of connected characters
US-2019332860-A1 · Oct 31, 2019 · US
of characters other than Kanji, Hiragana or Katakana
of characters other than Kanji, Hiragana or Katakana · Cooperative Patent Classification (CPC)
Computing, optics, measurement, and control technologies.
Related technology areas
Mapped technology topics for this CPC code.
| Metric | Value |
|---|---|
| CPC code | G06V30/293 |
| Official title | {of characters other than Kanji, Hiragana or Katakana} |
| Display label | of characters other than Kanji, Hiragana or Katakana |
| Total patents | 136 |
Filing trend
Year-over-year patent counts classified under this CPC code.
Filing activity over the last five years is rapidly declining.
| Year | Patents |
|---|---|
| 2015 | 10 |
| 2016 | 12 |
| 2017 | 10 |
| 2018 | 21 |
| 2019 | 17 |
| 2020 | 12 |
| 2021 | 14 |
| 2022 | 9 |
| 2023 | 10 |
| 2024 | 18 |
| 2025 | 3 |
Representative patents
Representative publications under this CPC code from precomputed stats, or recent filings when stats are unavailable.
Generative augmentation of image data
US-2019294961-A1 · Sep 26, 2019 · US
Generating digital document content from a digital image
US-2019108202-A1 · Apr 11, 2019 · US
Method and device for realizing chinese character input based on uncertainty information
US-10242296-B2 · Mar 26, 2019 · US
Input method editors for Indic languages
US-10234958-B2 · Mar 19, 2019 · US
Two-dimensional Symbols For Machine Learning Of Written Chinese Language Using "pinyin" Letters
US-2019042897-A1 · Feb 7, 2019 · US
Two-dimensional Symbols For Facilitating Machine Learning Of Written Chinese Language Using Logosyllabic Characters
US-2019042898-A1 · Feb 7, 2019 · US
Arabic handwriting recognition system and method
US-10163019-B1 · Dec 25, 2018 · US
Writing direction extraction for character recognition
US-10156982-B1 · Dec 18, 2018 · US
Method using statistical features for character recognition
US-10156983-B1 · Dec 18, 2018 · US
Character recognition using artificial intelligence
US-2018349743-A1 · Dec 6, 2018 · US
Method and apparatus for generating text line classifier
US-10146994-B2 · Dec 4, 2018 · US
Arabic optical character recognition method using hidden markov models and decision trees
US-10140556-B2 · Nov 27, 2018 · US
Method for synthesizing arabic handwritten text
US-2018300570-A1 · Oct 18, 2018 · US
Arabic script analysis with connection points
US-2018300569-A1 · Oct 18, 2018 · US
Natural language processing via a two-dimensional symbol having multiple ideograms contained therein
US-10102453-B1 · Oct 16, 2018 · US
Generating digital document content from a digital image
US-2018285321-A1 · Oct 4, 2018 · US
Information processing device
US-2018276505-A1 · Sep 27, 2018 · US
On demand testing as a service for base text direction verification testing
US-2018276496-A1 · Sep 27, 2018 · US
Arabic handwriting synthesis system and method
US-10083362-B2 · Sep 25, 2018 · US
Frequently asked questions
Answers are generated from the same data shown on this page.
- What is CPC G06V30/293?
- CPC G06V30/293 is the Cooperative Patent Classification code for “of characters other than Kanji, Hiragana or Katakana.”
- How many patents are filed under CPC G06V30/293 (of characters other than Kanji, Hiragana or Katakana)?
- Our database includes 136 publications tagged with this CPC code.
- Is patent activity under CPC G06V30/293 growing?
- Publication counts under this code: 18 in 2024 vs 3 in 2025 (latest complete years).