For the Inventor, By the Inventor

Enter assignee name

Kabushikikaisha Wacom

USPTO Granted Patents = 21

Trademarks = 1

Forward Citations = 768

Loading Chart...

Loading Chart...

16 inventors (with patents filed for the assignee):

Yasuji Ogawa (9 out of 15 patents)

Azuma Murakami (6 out of 24 patents)

Yasuhiro Fukuzaki (4 out of 22 patents)

4. Masuo Hirota (2 out of 2 patents)

5. Takaaki Nakata (2 out of 2 patents)

6. Takeshi Sasaki (1 out of 16 patents)

7. Toshihide Chikami (1 out of 6 patents)

8. Tsuguya Yamanami (1 out of 18 patents)

9. Takeshi Tanaka (1 out of 2 patents)

10. Norio Akamatsu (1 out of 1 patent)

11. Ryuichi Yamane (1 out of 1 patent)

12. Sadao Yamamoto (1 out of 1 patent)

13. Hiroki Morii (1 out of 1 patent)

14. Yoshinori Taguchi (1 out of 12 patents)

15. Yoshiaki Tomofuji (1 out of 4 patents)

21 patents: Sort by Forward Citations

1. RE39475 - Digitizer having flat tablet with magnetic shield plate (2007-01-22),

2. D466501 - Coordinate input device with display unit (2002-12-04),

3. D466114 - Coordinate input device (2002-11-27),

4. D462686 - Computer input device (2002-09-11),

5. 6441362 - Stylus for optical digitizer (2002-08-27),

6. 6100538 - Optical digitizer and display means for providing display of indicated (2000-08-08),

7. 5694203 - Distance camera device having light gate for extracting distance (1997-12-02),

8. 5644126 - Manual implement for inputting incremental information by attitude (1997-07-01),

9. 5642164 - Light spot position measuring apparatus having orthogonal cylindrical (1997-06-24),

10. 5640241 - Light spot position measuring method of detecting one-dimensional (1997-06-17),

11. 5608528 - Optical position detecting method using asynchronous modulation of light (1997-03-04),

12. 5561543 - Information input system by attitude detection of manual implement (1996-10-01),

13. 5548392 - Optical position detector having scale pattern spot-illuminated to (1996-08-20),

14. 5497176 - Method of transferring detailed data by tablet driver (1996-03-05),

15. 5444190 - Sensing unit for a position detecting apparatus and its manufacturing (1995-08-22),

Company Overview

Kabushikikaisha Wacom is a Japanese company renowned for its innovative digital pen technology and graphic tablets. Specializing in the development of tools that enhance digital creativity, Wacom serves a diverse range of industries, including art, design, and education. The company's products are designed to facilitate intuitive interaction with digital content, making them essential for professionals and enthusiasts alike. With a strong emphasis on user experience, Wacom continues to lead in the realm of digital input solutions.

Profile summary synthesized from public USPTO records and patent filings.

Company Badge

USPTO Data Jan 1 1976 - Oct 20 2026

21 Patents

#37 in

#2,866 in Japan

#30,001 in the World

Kabushikikaisha Wacom

Forward Citations = 768

16 inventors:

Yasuji Ogawa (9 out of 15 patents)

Azuma Murakami (6 out of 24 patents)

Yasuhiro Fukuzaki (4 out of 22 patents)

4. Masuo Hirota (2 out of 2 patents)

5. Takaaki Nakata (2 out of 2 patents)

IDiyas Innovation Intelligence. (2026). Company Patent Portfolio: Kabushikikaisha Wacom. Retrieved from https://idiyas.com/company/kabushikikaisha-wacom

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]

Loading…