Toyohashi, Japan

Yoshikazu Watanabe

This inventor holds 20 USPTO granted patents, primarily in Image Forming Technology. Top assignees: Konica Minolta, Inc., Konica Minolta Business Technologies, Inc., Minolta Company, Ltd.. Active years: 2000-2025.

IDiyas Innovation Intelligence. (2026). Inventor Profile: Yoshikazu Watanabe. Retrieved from https://idiyas.com/inventor/yoshikazu-watanabe-pdna2qly

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

Calculating rank

% Patents Active = 80.0

Average Co-Inventor Count = 4.2

ph-index = 2

Forward Citations = 20(Granted Patents)


Company Filing History:


Years Active: 2000-2025

Loading Chart...
Areas of Expertise:
Image Forming System
Diagnostic Method
Optical Print Head
Focus Adjusting Tool
Image Display Apparatus
Light-Emitting Element
Temperature Calculation
Optical Writing Device
Non-Transitory Medium
Image Recording
Image Reading Apparatus
Image Forming Device
20 patents (USPTO):Explore Patents

Title: The Innovative Mind of Yoshikazu Watanabe: A Journey Through Invention

Introduction: Yoshikazu Watanabe, based in Toyohashi, Japan, is a prolific inventor with a remarkable portfolio of 19 patents. His inventions primarily focus on enhancing the functionality of devices, particularly in the fields of optical technology and printing. Watanabe's innovative mindset has significantly contributed to advancements in these industries.

Latest Patents: Among Watanabe's notable inventions are his latest patents, which include a focus adjusting tool and set for autofocus eyeglasses. This tool features an adjusting lens that refracts light, facilitating the initial settings for eyeglasses equipped with autofocus. The design incorporates a housing that allows for the movement of the lens, ultimately adjusting the incident angle of the reflected light to optimize visual clarity.

Another significant invention is a print head and image forming apparatus, featuring current-driven non-single crystal light-emitting elements. This print head includes thin film transistors that work in direct correspondence with the light-emitting elements, ensuring precise control over the light emitted. A detector monitors the output voltage, allowing for a programmable control voltage that aligns with the desired light emission. These inventions illustrate Watanabe's commitment to pushing the boundaries of technology.

Career Highlights: Yoshikazu Watanabe has made significant contributions while working for Konica Minolta, Inc. and Konica Minolta Business Technologies, Inc. His role within these esteemed organizations allowed him to channel his creativity and technical acumen into developing revolutionary products. Watanabe's career reflects a dedication to innovation and technology advancement.

Collaborations: Throughout his career, Yoshikazu has collaborated with talented professionals, including So Yano and Makoto Obayashi. These partnerships have enabled him to share ideas, develop concepts, and enhance the quality of his inventions. Collaborative efforts have always played a significant role in driving innovation forward.

Conclusion: Yoshikazu Watanabe stands out as an influential inventor whose work has altered the landscape of optical technology and printing. With a growing number of patents to his name, his contributions continue to inspire innovation in various fields. As technology evolves, Watanabe’s inventions pave the way for future breakthroughs, ensuring a lasting impact on the industry.

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]
Loading…