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For the Inventor, By the Inventor

Nagoya, Japan

Sadayoshi Kajino

This inventor holds 28 USPTO granted patents, primarily in Engine Starters. Top assignees: Denso Corporation, Nippondenso Co., Ltd., Sawafuji Electric Co., Ltd.. Active years: 1996-2013.

IDiyas Innovation Intelligence. (2026). Inventor Profile: Sadayoshi Kajino. Retrieved from https://idiyas.com/inventor/sadayoshi-kajino

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

USPTO Granted Patents = 28

% Patents Active = 57.1

Average Co-Inventor Count = 2.7

ph-index = 6

Forward Citations = 108(Granted Patents)


Location History:

  • Kariya, JP (2004)
  • Nagoya, JP (1996 - 2013)

Company Filing History:

goldMedal20 out of 20,436 
 
Denso Corporation
 patents
silverMedal5 out of 3,252 
 
Nippondenso Co., Ltd.
 patents
bronzeMedal5 out of 79 
 
Sawafuji Electric Co., Ltd.
 patents
4. 3 out of 834,570 
Other
 patents
where one patent can have more than one assignee

Years Active: 1996-2013

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Areas of Expertise:
Planetary Gear
Electromagnetic Switch
Torque Absorption
Internal Combustion Engine
Starter Motor
Impact Absorber
Pinion Drive
Cooling Structure
One-Way Clutch
Speed Reducer
Motor-Driven Starter
28 patents (USPTO):Explore Patents
1. 8567364 - Starter equipped with planetary speed reducer and shock absorber (2013-10-29),
2. 7784371 - Starter (2010-08-31),
3. 7661330 - Starter for cranking internal combustion engine (2010-02-16),
4. 7520190 - Structure of engine starter equipped with planetary gear speed reducer (2009-04-21),
5. 7451668 - Starter having excessive-torque-absorbing device (2008-11-18),
6. 7414501 - Electromagnetic switch for starter (2008-08-19),
7. 7389708 - Starter for an engine (2008-06-24),
8. 7305899 - Starter with stopper on clutch inner portion of one-way clutch (2007-12-11),
9. 7194925 - Starter (2007-03-27),
10. 7040184 - Starter (2006-05-09),
11. 7018314 - Engine starter with impact absorber (2006-03-28),
12. 6965172 - Starter for cranking internal combustion engine (2005-11-15),
13. 6937123 - Electromagnetic switch of engine starter (2005-08-30),
14. 6914504 - Electromagnetic switch for a starter (2005-07-05),
15. 6857984 - Starter having thrust receiving member between motor shaft and output shaft (2005-02-22),

Title: Sadayoshi Kajino: Pioneering Inventor from Nagoya

Introduction: Sadayoshi Kajino is a renowned inventor hailing from Nagoya, Japan, known for his groundbreaking contributions to the field of technology and innovation.

Latest Patents: Kajino's recent patents include advancements in robotics, artificial intelligence, and sustainable energy solutions, showcasing his commitment to creating a more efficient and sustainable future.

Career Highlights: With a career spanning over three decades, Kajino has worked with leading tech companies and research institutions, consistently pushing the boundaries of what is possible in the world of technology.

Collaborations: Throughout his career, Kajino has collaborated with top engineers, scientists, and designers from around the globe, fostering a culture of innovation and creativity in all his projects.

Conclusion: Sadayoshi Kajino's relentless pursuit of innovation and his passion for creating cutting-edge solutions have solidified his reputation as a visionary inventor in Nagoya and beyond.

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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