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For the Inventor, By the Inventor

Amagasaki, Japan

Tadatsugu Nishitani

This inventor holds 7 USPTO granted patents. Top assignee: Sharp Kabushiki Kaisha Corporation. Active years: 1995-2003.

IDiyas Innovation Intelligence. (2026). Inventor Profile: Tadatsugu Nishitani. Retrieved from https://idiyas.com/inventor/tadatsugu-nishitani

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

Calculating rank
USPTO Granted Patents = 7

% Patents Active = 85.7

Average Co-Inventor Count = 4.0

ph-index = 6

Forward Citations = 126(Granted Patents)


Location History:

  • Kuze, JP (1995)
  • Amagasaki, JP (1996 - 2003)

Company Filing History:

goldMedal7 out of 25,974 
 
Sharp Kabushiki Kaisha Corporation
 patents

Years Active: 1995-2003

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7 patents (USPTO):Explore Patents
1. 6509895 - Voltage generating circuit, and common electrode drive circuit, signal line drive circuit and gray-scale voltage generating circuit for display devices (2003-01-21),
2. 6310616 - Voltage generating circuit, and common electrode drive circuit signal line drive circuit and gray-scale voltage generating circuit for display device (2001-10-30),
3. 5929847 - Voltage generating circuit, and common electrode drive circuit, signal (1999-07-27),
4. 5680148 - Driving circuit for a display apparatus capable of display of an image (1997-10-21),
5. 5621426 - Display apparatus and driving circuit for driving the same (1997-04-15),
6. 5537129 - Common electrode driving circuit for use in a display apparatus (1996-07-16),
7. 5402142 - Drive circuit for display apparatus (1995-03-28),

Title: The Innovations of Tadatsugu Nishitani

Introduction

Tadatsugu Nishitani is a prominent inventor based in Amagasaki, Japan. He has made significant contributions to the field of display technology, holding a total of 7 patents. His work focuses on developing advanced circuits that enhance the performance of display devices.

Latest Patents

Nishitani's latest patents include a voltage generating circuit and a common electrode drive circuit. These innovations are designed to supply a plurality of gray-scale voltages to display devices based on externally supplied digital video signal data. The drive circuit incorporates multiple gray-scale power supplies and drive power supplies. It features a unit that forms the first part of the gray-scale voltages using the gray-scale voltage power supplies, as well as a unit that forms the second part using the drive power supplies.

Career Highlights

Tadatsugu Nishitani is associated with Sharp Kabushiki Kaisha Corporation, where he has been instrumental in advancing display technology. His expertise in circuit design has led to the development of innovative solutions that improve the functionality and efficiency of display devices.

Collaborations

Nishitani has collaborated with notable colleagues, including Hisao Okada and Toshihiro Yanagi. Their combined efforts have contributed to the success of various projects within the company.

Conclusion

Tadatsugu Nishitani's contributions to display technology through his patents and collaborations highlight his role as a key innovator in the field. His work continues to influence the development of advanced display systems.

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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