Takeshi Matsunuma

USPTO Granted Patents = 15 (Patent Applications = 4)

Average Co-Inventor Count = 2.3

ph-index = 2

Forward Citations = 19(Granted Patents)

Location History:

Kumamoto, JP (2011 - 2019)
Kanagawa, JP (2019 - 2024)

Company Filing History:

9 out of 2,856

Sony Semiconductor Solutions Corporation

Years Active: 2011-2025

where 'Filed Patents' based on already Granted Patents

15 patents (USPTO):Sort by Forward Citations

Abstract keywords

1. 12402428 - Method for manufacturing light detection device, light detection device, and electronic device (2025-08-26),

2. 12306342 - Optical detection device and electronic apparatus (2025-05-20),

3. 11929380 - Solid-state image-capturing element having floation diffusion and hollow regions (2024-03-12),

4. 11457201 - Imaging device and electronic apparatus (2022-09-27),

5. 11424279 - Imaging element and electronic device including imaging device (2022-08-23),

6. 11183528 - Solid-state image-capturing element and having floating diffusion and hollow regions (2021-11-23),

7. 11004879 - Semiconductor device, solid-state image pickup element, imaging device, and electronic apparatus (2021-05-11),

8. 10797097 - Solid-state image-capturing element and electronic device (2020-10-06),

9. 10665629 - Imaging device for reducing luminace unevenness (2020-05-26),

10. 10665623 - Semiconductor device, solid-state image pickup element, imaging device, and electronic apparatus (2020-05-26),

11. 10396116 - Solid-state image-capturing element and electronic device (2019-08-27),

12. 10373994 - Image sensor, for suppressing occurrence of noise components (2019-08-06),

13. 8878121 - Solid-state imaging device with overflow drain region and contract thereto in different stacked substrates (2014-11-04),

14. 8530820 - Solid-state imaging device with overflow drain region and contact thereto in different stacked substrates (2013-09-10),

15. 8007962 - Photomask (2011-08-30),

Title: Innovations of Takeshi Matsunuma

Introduction

Takeshi Matsunuma is a prominent inventor based in Kanagawa, Japan. He has made significant contributions to the field of light detection technology, holding a total of 15 patents. His work focuses on enhancing the sensitivity and efficiency of optical devices.

Latest Patents

Matsunuma's latest patents include a method for manufacturing a light detection device, a light detection device itself, and an electronic device. The method for manufacturing a light detection device aims to suppress optical color mixing while improving sensitivity. This involves performing anisotropic etching on a substrate with multiple photoelectric conversion units to create openings arranged in a lattice shape. Following this, isotropic etching connects adjacent openings, forming a trench that surrounds each photoelectric conversion unit. Additionally, his optical detection devices allow for accurate adjustment of the bias voltage of a photoelectric conversion element, independent of the quantity of incident light. This innovation includes a control circuit that manages the bias voltage based on the carrier generated by a secondary pixel.

Career Highlights

Matsunuma has worked with notable companies such as Sony Semiconductor Solutions Corporation and Sony Corporation. His experience in these organizations has contributed to his expertise in developing advanced optical technologies.

Collaborations

Some of his coworkers include Yusuke Tanaka and Takashi Nagano, who have collaborated with him on various projects.

Conclusion

Takeshi Matsunuma's innovative work in light detection technology showcases his commitment to advancing optical devices. His patents reflect a deep understanding of the complexities involved in photoelectric conversion and sensitivity enhancement.

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4 patents pending:

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