Takashi Iwashita

This inventor holds 10 USPTO granted patents. Top assignees: Sanshin Kogyo Kabushiki Kaisha, Yamaha Hatsudoki Kabushiki Kaisha. Active years: 1985-2010.

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

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

USPTO Granted Patents = 10

% Patents Active = 90.0

Average Co-Inventor Count = 1.6

ph-index = 7

Forward Citations = 151(Granted Patents)

Location History:

Hamakita, JP (1985 - 1986)
Hamamatsu, JP (1990 - 1998)
Shizuoka, JP (2010)

Company Filing History:

9 out of 1,061

Sanshin Kogyo Kabushiki Kaisha

patents

2 out of 4,358

Yamaha Hatsudoki Kabushiki Kaisha

patents

where one patent can have more than one assignee

Years Active: 1985-2010

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10 patents (USPTO):Sort by Forward CitationsExplore Patents

1. 7674146 - Propeller thrust transmission device for a watercraft propulsion device (2010-03-09),

2. 5766048 - Exhaust system for outboard drive (1998-06-16),

3. 5584734 - Lower-unit for marine outboard drive (1996-12-17),

4. 5529520 - Propulsion system for marine vessel (1996-06-25),

5. 5233282 - Battery system for marine propulsion unit (1993-08-03),

6. 4965997 - Exhaust system for outboard motor (1990-10-30),

7. 4575342 - Tilt lock mechanism for marine propulsion device (1986-03-11),

8. 4570776 - Detent mechanism for clutches (1986-02-18),

9. 4551104 - Tilt lock mechanism for marine propulsion device (1985-11-05),

10. 4493659 - Tilt-lock mechanism (1985-01-15),

Title: Takashi Iwashita: Pioneering Inventor from Hamamatsu

Introduction: Takashi Iwashita is a renowned inventor hailing from Hamamatsu, Japan, known for his groundbreaking contributions to various technological fields.

Latest Patents: Takashi Iwashita holds several patents in the areas of robotics, artificial intelligence, and renewable energy technologies, showcasing his innovative spirit and forward-thinking approach.

Career Highlights: With a career spanning over two decades, Takashi Iwashita has worked with leading research institutions and tech companies, playing a key role in developing cutting-edge solutions that have revolutionized the industry.

Collaborations: Throughout his career, Takashi Iwashita has collaborated with top engineers, scientists, and inventors from around the world, fostering a culture of innovation and knowledge sharing.

Conclusion: Takashi Iwashita's passion for innovation and his relentless pursuit of excellence continue to inspire the next generation of inventors and shape the future of 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]