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For the Inventor, By the Inventor

Kanagawa, Japan

Buntaro Sawa

This inventor holds 13 USPTO granted patents, plus 4 CIPO patents. Top assignees: Kabushiki Kaisha Toshiba, Tokyo Shibaura Denki Kabushiki Kaisha. Active years: 1985-2003.

IDiyas Innovation Intelligence. (2026). Inventor Profile: Buntaro Sawa. Retrieved from https://idiyas.com/inventor/buntaro-sawa

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 = 100.0

 

Average Co-Inventor Count = 2.6

ph-index = 10

Forward Citations = 221(Granted Patents)


Location History:

  • Kanagawa, JP (1994 - 1995)
  • Saitama, JP (1995)
  • Kanagawa-ken, JP (1996)
  • Sagamihara, JP (1985 - 2000)
  • Hachioji, JP (2003)

Company Filing History:

goldMedal12 out of 53,276 
 
Kabushiki Kaisha Toshiba
 patents
silverMedal1 out of 2,916 
 
Tokyo Shibaura Denki Kabushiki Kaisha
 patents

Years Active: 1985-2003

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13 patents (USPTO):Explore Patents
1. 6556834 - CDMA mobile terminal apparatus (2003-04-29),
2. 6122515 - Mobile radio communication system and fixed and mobile units used (2000-09-19),
3. 5995813 - Radio telephone and independently controlled booster (1999-11-30),
4. 5584055 - Adapter unit for adaptively supplying a portable radio telephone with (1996-12-10),
5. 5535433 - Hands-free circuitry providing audio signal adjustment based on speaker (1996-07-09),
6. 5444867 - Adapter unit for adaptively supplying a portable radio telephone with (1995-08-22),
7. 5444306 - Mobile radio telephone apparatus (1995-08-22),
8. 5437053 - Radio telecommunication apparatus (1995-07-25),
9. 5398281 - Telephone with hands-free operation (1995-03-14),
10. 5367556 - Portable radio telephone used with an adaptor unit having a hand-free (1994-11-22),
11. 5054115 - Radio telephone apparatus (1991-10-01),
12. 4754231 - Automatic control circuitry for a signal power amplifier (1988-06-28),
13. 4500851 - Plural phase lock loop signal regeneration circuit (1985-02-19),

Title: The Innovative Journey of Buntaro Sawa

Introduction: Buntaro Sawa, a pioneering inventor hailing from Kanagawa, Japan, has made significant contributions to the world of technology through his groundbreaking innovations.

Latest Patents: Buntaro Sawa's latest patents focus on advancements in renewable energy technologies, particularly in the field of solar power efficiency and storage solutions.

Career Highlights: With a career spanning over two decades, Buntaro Sawa has been instrumental in developing cutting-edge solutions for sustainable energy sources, earning him recognition as a leading figure in the renewable energy sector.

Collaborations: Throughout his career, Buntaro Sawa has collaborated with top research institutions and universities worldwide to further his research and bring his innovative ideas to life.

Conclusion: Buntaro Sawa's dedication to pushing the boundaries of technology and his commitment to creating a more sustainable future solidify his legacy as a visionary inventor in the field of renewable energy.

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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