Kanagawa, Japan

Takafumi Takatsuka

This inventor holds 31 USPTO granted patents and 8 published patent applications and 5 EPO patents, primarily in Solid-State Imaging Devices. Top assignees: Sony Corporation, Sony Semiconductor Solutions Corporation. Active years: 2013-2026.

IDiyas Innovation Intelligence. (2026). Inventor Profile: Takafumi Takatsuka. Retrieved from https://idiyas.com/inventor/takafumi-takatsuka

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

Calculating rank
USPTO Granted Patents = 31 

% Patents Active = 83.9

 

Average Co-Inventor Count = 2.7

ph-index = 4

Forward Citations = 89(Granted Patents)


Company Filing History:


Years Active: 2013-2026

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Areas of Expertise:
Photodetection Device
Imaging Unit
Electronic Apparatus
Solid-State Image Sensor
Signal Processing
Light Receiving Element
Distance Measurement
Analog-Digital Conversion
Nonvolatile Memory
Driving Method
Image Pickup Device
Optical Device
31 patents (USPTO):Explore Patents

Title: Innovations and Contributions of Takafumi Takatsuka

Introduction

Takafumi Takatsuka, located in Kanagawa, Japan, is an accomplished inventor with a remarkable record of 26 patents. His innovative work primarily focuses on light-receiving apparatuses and solid-state image sensors, showcasing his expertise in optical technology and electronic devices.

Latest Patents

One of Takafumi’s latest inventions is a light-receiving apparatus that includes a counting unit, a setting unit, and an acquiring unit. This technology measures the incidence of photons to optimize the luminance value based on different illumination categories. The counting unit tracks the detection frequency during an exposure period, while the setting and acquiring units work together to provide precise time information for improved performance.

Another noteworthy patent is his development of a solid-state image sensor aimed at reducing power consumption when detecting weak light. This innovative sensor consists of a photodiode, a resistor, a measuring unit, and a control unit. The photodiode converts light into a photocurrent, which is then managed by the resistor and controlled by the measuring and control units to adjust the power supply based on the measured illuminance.

Career Highlights

Takafumi has had a notable career, contributing to significant advancements in the field while working at prominent companies such as Sony Corporation and Sony Semiconductor Solutions Corporation. His contributions have not only led to numerous patents but have also played a vital role in enhancing the performance and efficiency of electronic devices.

Collaborations

Throughout his career, Takafumi has collaborated with talented individuals like Yusuke Oike and Masaki Sakakibara. These collaborations reflect a shared commitment to innovation and advancing technology, demonstrating how teamwork fuels creativity and breakthroughs in research.

Conclusion

Takafumi Takatsuka stands out as a significant figure in the realm of optical technologies and image processing. With his extensive portfolio of patents and collaborations with leading professionals in the field, he continues to contribute to innovations that impact various industries. His work exemplifies the spirit of invention and the importance of advancing technology for the betterment of society.

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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