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For the Inventor, By the Inventor

Saitama, Japan

Takashi Sawada

This inventor holds 12 USPTO granted patents and 2 published patent applications. Top assignees: Nippon Telegraph and Telephone Corporation, Citizen Watch Company, Ltd., Canon Kabushiki Kaisha. Active years: 1980-2026.

IDiyas Innovation Intelligence. (2026). Inventor Profile: Takashi Sawada. Retrieved from https://idiyas.com/inventor/takashi-sawada-ul1ca4y5

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

USPTO Granted Patents = 12 

% Patents Active = 91.7

Average Co-Inventor Count = 3.3

ph-index = 5

Forward Citations = 80(Granted Patents)


Location History:

  • Tanashi, JP (1988)
  • Sayama, JP (1980 - 1992)
  • Saitama, JP (1990 - 2024)
  • Musashino, JP (2024)

Company Filing History:

goldMedal6 out of 5,300 
 
Nippon Telegraph and Telephone Corporation
 patents
silverMedal4 out of 2,004 
 
Citizen Watch Company, Ltd.
 patents
bronzeMedal2 out of 93,085 
 
Canon Kabushiki Kaisha
 patents

Years Active: 1980-2026

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12 patents (USPTO):Explore Patents
1. 12684074 - Image forming apparatus, control method, and non-transitory computer-readable storage medium storing program (2026-07-14),
2. 12085519 - Loosening detection structure and loosening detection method using said structure (2024-09-10),
3. 12063330 - Printing apparatus and control method thereof (2024-08-13),
4. 11892392 - Corrosion rate estimating device and method (2024-02-06),
5. 6115514 - Optical waveplate, method of manufacturing the same, and waveguide (2000-09-05),
6. 6072920 - Optical waveplate, method of manufacturing the same, and waveguide (2000-06-06),
7. 5901259 - Optical waveplate, method of manufacturing the same, and waveguide (1999-05-04),
8. 5694496 - Optical waveplate and A method of manufacturing the optical waveplate (1997-12-02),
9. 5141345 - Sheet discharge apparatus for printer (1992-08-25),
10. 4900175 - Platen assembly (1990-02-13),
11. 4732499 - Ribbon cartridge for printers (1988-03-22),
12. 4188135 - Multiple inked ribbon color changeover mechanism for printing machine (1980-02-12),

Title: Takashi Sawada: Innovator in Image Forming Technology

Introduction

Takashi Sawada is a prominent inventor based in Saitama, Japan. He has made significant contributions to the field of image forming technology, holding a total of 12 patents. His work has been instrumental in advancing the capabilities of image forming apparatuses and detection structures.

Latest Patents

Among his latest patents is an innovative image forming apparatus that includes an acquisition unit for obtaining information about subscription service contracts. This apparatus features a storage unit that retains the acquired contract information and a control unit that adjusts the apparatus's state based on the contract details. Another notable patent is a loosening detection structure that utilizes a transducer on a cable surface to detect screw loosening through signal transmission and reception.

Career Highlights

Throughout his career, Takashi Sawada has worked with esteemed companies such as Nippon Telegraph and Telephone Corporation and Citizen Watch Company, Ltd. His experience in these organizations has allowed him to refine his skills and contribute to groundbreaking technologies.

Collaborations

Takashi has collaborated with notable coworkers, including Yasuyuki Inoue and Shinji Ando, who have also played significant roles in the development of innovative technologies.

Conclusion

Takashi Sawada's contributions to image forming technology and detection structures highlight his status as a leading inventor in his field. His patents reflect a commitment to innovation and excellence in technology.

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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