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For the Inventor, By the Inventor

Tokyo, Japan

Tadashi Watanabe

This inventor holds 15 USPTO granted patents. Top assignees: Bridgestone Corporation, Jamco Corporation, Nec Corporation. Active years: 1985-2025.

IDiyas Innovation Intelligence. (2026). Inventor Profile: Tadashi Watanabe. Retrieved from https://idiyas.com/inventor/tadashi-watanabe-re502yfl

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

Calculating rank
USPTO Granted Patents = 15

% Patents Active = 93.3

Average Co-Inventor Count = 1.6

ph-index = 6

Forward Citations = 134(Granted Patents)


Location History:

  • Kodaira, JP (1990 - 1991)
  • Tokyo, JP (1985 - 2020)

Company Filing History:

goldMedal4 out of 5,195 
 
Bridgestone Corporation
 patents
silverMedal3 out of 121 
 
Jamco Corporation
 patents
bronzeMedal2 out of 36,718 
 
Nec Corporation
 patents
4. 2 out of 1,038 
 
Nippon Electric Co., Ltd.
 patents
5. 2 out of 8,267 
 
Tdk Corporation
 patents
6. 1 out of 134 
 
Kabushiki Kaisha Sato
 patents
7. 1 out of 1,445 
 
Stanley Electric Co., Ltd
 patents

Years Active: 1985-2025

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15 patents (USPTO):Explore Patents
1. 12360362 - Optical scanning device (2025-07-15),
2. 10638611 - Coil component and circuit board in which coil component are embedded (2020-04-28),
3. 10418164 - Coil component, manufacturing method thereof, and circuit board on which coil component are mounted (2019-09-17),
4. 7896290 - Latch device of cockpit door of an aircraft (2011-03-01),
5. 6976658 - Cockpit door of aircraft (2005-12-20),
6. 6945497 - Cockpit door of aircraft (2005-09-20),
7. 5076336 - Pneumatic tire with a reinforcing layer formed by spirally hooping two (1991-12-31),
8. 4988221 - Specific data input order for continuous strips of tags including line (1991-01-29),
9. 4924928 - Pneumatic tire (1990-05-15),
10. 4909878 - Tire reinforcing member winding apparatus (1990-03-20),
11. 4754424 - Information processing unit having data generating means for generating (1988-06-28),
12. 4710867 - Vector processing system (1987-12-01),
13. 4682641 - System for manufacture of high-lug tires (1987-07-28),
14. 4580240 - Memory arrangement operable as a cache and a local memory (1986-04-01),
15. 4493046 - Apparatus for generation of binary pseudo-random numbers (1985-01-08),

Title: The Innovations of Tadashi Watanabe

Introduction

Tadashi Watanabe is a prominent inventor based in Tokyo, Japan. He has made significant contributions to the field of technology, holding a total of 15 patents. His work primarily focuses on optical devices and coil components, showcasing his expertise in engineering and innovation.

Latest Patents

One of Watanabe's latest patents is an optical scanning device. This device includes an optical deflector, a driving unit, and a detection unit. The optical deflector features a mirror part and an H actuator. The driving unit supplies both a first driving voltage and a second driving voltage to a first set of piezoelectric divided sections and a second set of piezoelectric divided sections of the H actuator during a first driving period. During a second driving period, the driving unit supplies the driving voltage only to one set out of the first set and the second set of piezoelectric divided sections. The detection unit detects a deflection angle based on the output voltage of the other set of piezoelectric divided sections during the second driving period. Another notable patent involves a coil component and circuit board in which the coil component is embedded. This coil component includes a first planar spiral conductor and a second planar spiral conductor laminated on the first and wound in the opposite direction. It also features external terminals that connect to the conductors, enhancing its functionality.

Career Highlights

Watanabe has worked with notable companies such as Bridgestone Corporation and Jamco Corporation. His experience in these organizations has contributed to his development as an inventor and innovator in the technology sector.

Collaborations

Some of his coworkers include Yasuo Sekikawa and Fumiaki Saku. Their collaboration has likely played a role in the advancement of Watanabe's projects and patents.

Conclusion

Tadashi Watanabe's contributions to technology through his patents and collaborations highlight his innovative spirit and expertise in the field. His work continues to influence advancements in optical devices and coil components.

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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