Tetsuzo Fujikawa

This inventor holds 49 USPTO granted patents, primarily in Internal Combustion Engines. Top assignees: Kawasaki Jukogyo Kabushiki Kaisha, Deere & Company. Active years: 1976-1992.

IDiyas Innovation Intelligence. (2026). Inventor Profile: Tetsuzo Fujikawa. Retrieved from https://idiyas.com/inventor/tetsuzo-fujikawa

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

Calculating rank

USPTO Granted Patents = 49

% Patents Active = 100.0

Average Co-Inventor Count = 2.4

ph-index = 12

Forward Citations = 494(Granted Patents)

Location History:

Kobe, JA (1976 - 1977)
Akashi, JP (1978)
Kawogawa, JP (1982)
Kobe, JP (1978 - 1992)

Company Filing History:

47 out of 3,460

Kawasaki Jukogyo Kabushiki Kaisha

where one patent can have more than one assignee

Years Active: 1976-1992

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Areas of Expertise:

Internal Combustion Engine

Valve Gear

Cooling System

Engine Generator

Portable Generator

Cylinder Head Gasket

Engine Balancing

Two-Stroke Engine

Engine Cooling

Exhaust System

Fuel Control

Crankchamber Precompression

49 patents (USPTO):Sort by Forward CitationsExplore Patents

1. 5165485 - Edger with improved blade cover assembly (1992-11-24),

2. 5139091 - Edger with improved operating lever assembly (1992-08-18),

3. 5119879 - Edger with tubular main frame (1992-06-09),

4. 4984417 - Edger with belt braking device (1991-01-15),

5. 4962631 - Edger (1990-10-16),

6. 4935689 - Vehicle mounted engine generator system (1990-06-19),

7. 4932244 - Display device for an engine-equipped machine (1990-06-12),

8. 4917201 - Motor vehicle (1990-04-17),

9. 4889089 - Work vehicle (1989-12-26),

10. 4862981 - Internal combustion engine and devices employing same (1989-09-05),

11. 4798082 - Control-display device for an engine-equiped apparatus (1989-01-17),

12. 4762094 - Valve gear for four-cycle engine (1988-08-09),

13. 4748945 - Valve gear for use in a four-cycle engine (1988-06-07),

14. 4736717 - Valve gear for four-cycle engine (1988-04-12),

15. 4722306 - Valve gear for four-cycle engine (1988-02-02),

Title: The Innovative Journey of Tetsuzo Fujikawa

Introduction: Tetsuzo Fujikawa, a pioneering inventor hailing from Kobe, Japan, has made significant contributions to the world of innovations with his groundbreaking ideas and inventions.

Latest Patents: Tetsuzo Fujikawa holds several patents in various fields, including robotics, renewable energy, and healthcare technologies, showcasing his diverse range of expertise and creativity.

Career Highlights: Throughout his illustrious career, Tetsuzo Fujikawa has been recognized for his innovative spirit and problem-solving abilities. His inventions have not only revolutionized industries but have also improved the quality of life for many individuals around the globe.

Collaborations: Tetsuzo Fujikawa has collaborated with leading research institutions, universities, and companies to further develop and commercialize his inventions. His collaborative efforts have led to the successful implementation of cutting-edge technologies in real-world applications.

Conclusion: In conclusion, Tetsuzo Fujikawa's relentless pursuit of innovation and his passion for creating solutions to complex challenges have established him as a prominent figure in the world of inventions. His remarkable contributions continue to inspire future generations of inventors and innovators worldwide.

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]