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For the Inventor, By the Inventor

Tenri, Japan

Koji Fujiwara

This inventor holds 13 USPTO granted patents. Top assignee: Sharp Kabushiki Kaisha Corporation. Active years: 2002-2010.

IDiyas Innovation Intelligence. (2026). Inventor Profile: Koji Fujiwara. Retrieved from https://idiyas.com/inventor/koji-fujiwara-ds1p89fb

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

Calculating rank
USPTO Granted Patents = 13

% Patents Active = 69.2

Average Co-Inventor Count = 4.4

ph-index = 7

Forward Citations = 187(Granted Patents)


Location History:

  • Nara, JP (2004)
  • Tenri, JP (2002 - 2010)

Company Filing History:

goldMedal13 out of 25,982 
 
Sharp Kabushiki Kaisha Corporation
 patents

Years Active: 2002-2010

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13 patents (USPTO):Explore Patents
1. 7719515 - Input device and I/O-integrated display (2010-05-18),
2. 7570252 - Pen input/display device (2009-08-04),
3. 7205984 - Pen input display device (2007-04-17),
4. 7196683 - Driving method of image display device, driving device of image display device, and image display device (2007-03-27),
5. 7075521 - Input-output integrated type display device (2006-07-11),
6. 6977639 - Driving method of display device and display device using thereof (2005-12-20),
7. 6801289 - Liquid crystal display device (2004-10-05),
8. 6791634 - Display device having connecting pads crossing a spare line (2004-09-14),
9. 6724359 - Electronic device and method for driving the same (2004-04-20),
10. 6614416 - Driving method and driving device of liquid crystal panel (2003-09-02),
11. 6570551 - Method of driving liquid crystal display device (2003-05-27),
12. 6504521 - Method of driving liquid crystal display device (2003-01-07),
13. 6388646 - Display device (2002-05-14),

Title: Koji Fujiwara: Innovator in Input Device Technology

Introduction

Koji Fujiwara is a prominent inventor based in Tenri, Japan, known for his significant contributions to input device technology. With a total of 13 patents to his name, Fujiwara has developed innovative solutions that enhance user interaction with digital devices.

Latest Patents

Among his latest inventions is an input device that features an input receiving panel and a stylus. This device utilizes capacitive coupling to sense input, significantly reducing the likelihood of false sensing caused by noise. Another notable patent is the pen input/display device, which computes the contact position of a pen tip on a display panel using both infrared and ultrasonic signals. This technology allows for multifunctional and high-performance pen input operations based on pen pressure information.

Career Highlights

Fujiwara has worked with notable companies such as Sharp Corporation, where he honed his skills in developing cutting-edge technology. His work has been instrumental in advancing the capabilities of input devices, making them more intuitive and responsive.

Collaborations

Throughout his career, Fujiwara has collaborated with talented individuals, including Naoto Inoue and Tomohiko Yamamoto. These partnerships have contributed to the successful development of his innovative technologies.

Conclusion

Koji Fujiwara's work in input device technology showcases his dedication to innovation and excellence. His patents reflect a deep understanding of user needs and technological advancements, making him a key figure in the field.

Profile summary based on public USPTO records.
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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