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For the Inventor, By the Inventor

Tokyo, Japan

Ascii Corporation

Calculating rank
USPTO Granted Patents = 36

Trademarks = 1

Forward Citations = 787

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24 inventors (with patents filed for the assignee):

goldMedal Takatoshi Ishii (31 out of 43 patents)

silverMedal Kazuhiko Nishi (14 out of 16 patents)

bronzeMedal Ryozo Yamashita (13 out of 14 patents)

4.  Shigemitsu Yamaoka (12 out of 20 patents)

5.  Takatoshi Okumura (12 out of 39 patents)

6.  Makoto Kaneko (4 out of 18 patents)

7.  Minoru Morimoto (3 out of 5 patents)

8.  Shinya Tanaka (1 out of 142 patents)

9.  Hitoshi Ebihara (1 out of 19 patents)

10.  Kazuko Sasaki (1 out of 3 patents)

11.  Arun Johary (1 out of 17 patents)

12.  Akira Kamakura (1 out of 5 patents)

13.  Takashi Hazui (1 out of 3 patents)

14.  Kazuya Kishioka (1 out of 1 patent)

15.  Tetsuji Oguchi (1 out of 4 patents)


Core Competencies:
Video Display Control
Image Data Processing
Character Display
Display Apparatus
Animation Patterns
Joystick
Color Video Display
Memory System
Display Controller
A-D Converter
Synchronization
Flat Panel Display

36 patents:

1. 5424730 - Method and apparatus for differentiating simultaneous and sequential key (1995-06-13),
2. 5416497 - Video display control system for animation pattern image (1995-05-16),
3. 5379054 - Pointing device (1995-01-03),
4. 5285192 - Compensation method and circuitry for flat panel display (1994-02-08),
5. 5251293 - Character display apparatus (1993-10-05),
6. 5148519 - Method for generating patterns based on outline data (1992-09-15),
7. 5140312 - Display apparatus (1992-08-18),
8. 5134582 - Memory system for ANDing data bits along columns of an inverted memory (1992-07-28),
9. 5133002 - Radiotelephone system that maintains synchronization between base and (1992-07-21),
10. 4999620 - Apparatus for storing and accessing image data to be displayed on a (1991-03-12),
11. 4998100 - Display control system (1991-03-05),
12. 4998099 - Display control system (1991-03-05),
13. 4931785 - Display apparatus (1990-06-05),
14. 4908700 - Display control apparatus for displacing and displacing color image data (1990-03-13),
15. 4897636 - Video display control system for moving display images (1990-01-30),
Company Overview
Ascii Corporation, based in Tokyo, specializes in the development of advanced software solutions and technologies. The company focuses on areas such as cloud computing, data management, and digital content creation, catering to a diverse range of industries. With a commitment to innovation, Ascii Corporation leverages its expertise to enhance productivity and streamline operations for its clients. The organization plays a significant role in the technological landscape of Japan, contributing to the evolution of digital solutions and services.
Profile summary synthesized from public USPTO records and patent filings.

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USPTO Data Jan 1 1976 - Oct 27 2026

36 Patents

#987 in Tokyo

#2,102 in Japan

#18,756 in the World

Tokyo, JP
Tokyo, Japan

Ascii Corporation

Forward Citations = 787

24 inventors:

goldMedal Takatoshi Ishii (31 out of 43 patents)

silverMedal Kazuhiko Nishi (14 out of 16 patents)

bronzeMedal Ryozo Yamashita (13 out of 14 patents)

4.  Shigemitsu Yamaoka (12 out of 20 patents)

5.  Takatoshi Okumura (12 out of 39 patents)

IDiyas Innovation Intelligence. (2026). Company Patent Portfolio: Ascii Corporation. Retrieved from https://idiyas.com/company/ascii

Data source: USPTO (United States Patent and Trademark Office) public patent records. Weekly synchronization. How IDiyas builds this profile

Data Sources: USPTO Patent Grant XML, Patent Center, EPO & CIPO • Normalized by IDiyas Innovation Graph. Methodology & provenance architecturePlease report any incorrect information to [email protected]
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