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For the Inventor, By the Inventor

Tenri, Japan

Tsuneo Fujiwara

This inventor holds 18 USPTO granted patents. Top assignees: Sharp Kabushiki Kaisha Corporation, Sharp Kabushiki Kaishi. Active years: 1988-2012.

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

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

USPTO Granted Patents = 18

% Patents Active = 77.8

Average Co-Inventor Count = 2.5

ph-index = 5

Forward Citations = 86(Granted Patents)


Location History:

  • Tenri, JP (1988 - 1992)
  • Nara, JP (1990 - 1998)
  • Nabari, JP (2001 - 2007)
  • Osaka, JP (2012)

Company Filing History:

goldMedal17 out of 25,954 
 
Sharp Kabushiki Kaisha Corporation
 patents
silverMedal1 out of 22 
 
Sharp Kabushiki Kaishi
 patents

Years Active: 1988-2012

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18 patents (USPTO):Explore Patents
1. 8094391 - Driving device, imaging device including the same, and imaging apparatus (2012-01-10),
2. 7174501 - Apparatus and method of correcting offset (2007-02-06),
3. 6934229 - Phase correction circuit for a disk reproduction device (2005-08-23),
4. 6778477 - Reproduction power control method, reproduction power control device, and record reproducing device incorporating the same (2004-08-17),
5. 6282163 - Optical disk recording/reproducing device (2001-08-28),
6. 5729517 - Data detecting circuit (1998-03-17),
7. 5675569 - Readback circuit for an optical information reading and recording (1997-10-07),
8. 5673046 - Analog-to-digital conversion circuit for use in information reproduction (1997-09-30),
9. 5166838 - Digital signal reproduction apparatus for reading magneto-optical discs (1992-11-24),
10. 5107472 - Track access and laser beam alignment system for an optical recording (1992-04-21),
11. 5056076 - Method for controlling the rotational velocity of an information (1991-10-08),
12. 5048004 - Optical recording medium recording and reproducing device (1991-09-10),
13. 5018120 - Optical recording medium track indexing system (1991-05-21),
14. 5010540 - Apparatus for recording and reproducing information on and from an (1991-04-23),
15. 4993012 - Record face identifying device for magneto-optic record medium (1991-02-12),

Title: **The Innovative Contributions of Tsuneo Fujiwara**

Introduction

Tsuneo Fujiwara, an accomplished inventor from Tenri, Japan, has made a significant impact in the field of technology with a total of 18 patents to his name. His innovative spirit and technical expertise have culminated in groundbreaking work, particularly in imaging devices and optical applications.

Latest Patents

Among Tsuneo Fujiwara's latest patents are a sophisticated driving device and an apparatus for correcting offset. The driving device features two bending displacement members that are electrically controlled to enable precise bending and displacement. These members are integrated with an elastic component and a friction member, providing enhanced functionality for camera modules. The design allows for these components to be housed efficiently within a camera module, facilitating advanced imaging applications.

The apparatus for correcting offset is another notable innovation. It includes an optical pickup that converts data from an optical disc into an electrical signal, followed by a series of processes including AD conversion, offset adjustment, and Viterbi decoding. This innovation aims to minimize errors in signal processing, enhancing the reliability of optical data retrieval.

Career Highlights

Throughout his career, Tsuneo Fujiwara has been associated with significant corporations, most notably Sharp Corporation. His work has been crucial in advancing technologies that integrate electrical and optical systems. His array of patents showcases his ability to solve complex engineering challenges and develop solutions that push the boundaries of existing technology.

Collaborations

Fujiwara has collaborated with esteemed colleagues such as Hiroshi Fuji and Toshihisa Deguchi. These partnerships have fostered a creative environment that has led to the development of numerous patented innovations. Their combined expertise and collaborative efforts have contributed to enhancing the technological landscape, particularly in imaging and optical systems.

Conclusion

Tsuneo Fujiwara’s contributions to technology through his patents are a testament to his inventive prowess and dedication to advancement in the field. His latest innovations continue to influence the development of superior imaging and optical technologies, securing his place as a prominent figure in modern innovation. His journey reflects the essence of creativity and technical skill that drives the world of invention forward.

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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