Seiji Yamada

USPTO Granted Patents = 14 (Patent Applications = 5)

Average Co-Inventor Count = 3.8

ph-index = 3

Forward Citations = 33(Granted Patents)

Company Filing History:

Sony Group Corporation

patents

Years Active: 2012-2024

where 'Filed Patents' based on already Granted Patents

14 patents (USPTO):Sort by Forward Citations

Abstract keywords

1. 12015864 - Comparator, AD converter, solid-state imaging device, electronic apparatus, and method of controlling comparator (2024-06-18),

2. 11758305 - Comparator, ad converter, solid-state imaging device, electronic apparatus, and method of controlling comparator (2023-09-12),

3. 11394912 - Comparator, AD converter, solid-state imaging device, electronic apparatus, and method of controlling comparator (2022-07-19),

4. 10944932 - Comparator, AD converter, solid-state imaging device, electronic apparatus, and method of controlling comparator (2021-03-09),

5. 10348992 - Comparator, ad converter, solid-state imaging device, electronic apparatus, and method of controlling comparator (2019-07-09),

6. 10281400 - Method for enhancing luminescence, substance detection method, substance detection apparatus, and luminescence enhancer (2019-05-07),

7. 10021331 - Comparator, AD converter, solid-state imaging device, electronic apparatus, and method of controlling comparator (2018-07-10),

8. 8952357 - Cytochrome c552 color imaging element and method of manufacturing the same, cytochrome c552 photosensor and method of manufacturing the same, cytochrome c552 photoelectric transducer and method of manufacturing the same, and cytochrome c552 electronic device (2015-02-10),

9. 8895965 - Photoelectric conversion element, production method for a photoelectric conversion element, solid-state image sensor, production method for a solid-state image sensor, electronic apparatus, photoconductor, production method for a photoconductor and multilayer transparent photoelectric conversion element (2014-11-25),

10. 8884899 - Three-dimensional interactive display (2014-11-11),

11. 8748874 - Protein photoelectric conversion device, photoelectric conversion system, protein photoelectric conversion device manufacturing method, photoelectric conversion system manufacturing method and protein-immobilized electrode (2014-06-10),

12. 8609438 - Protein-immobilized electrode and method of manufacturing the same, and functional element and method of manufacturing the same (2013-12-17),

13. 8603822 - Method for designing heat-resistant tyrosine-dependent short-chain dehydrogenase/reductase and heat-resistant tyrosine-dependent short-chain dehydrogenase/reductase (2013-12-10),

14. 8178872 - Molecular device, imaging device, photosensor, and electronic apparatus (2012-05-15),

Title: Seiji Yamada: Innovator in Electronic Devices

Introduction

Seiji Yamada is a prominent inventor based in Kanagawa, Japan. He has made significant contributions to the field of electronic devices, holding a total of 14 patents. His work focuses on improving the efficiency and performance of various electronic components.

Latest Patents

Yamada's latest patents include innovations such as a comparator, an AD converter, a solid-state imaging device, and an electronic apparatus. His method of controlling a comparator aims to reduce power consumption while increasing the determination speed of the comparator. The comparator features a comparison unit, a positive feedback circuit, and a current limiting unit. The comparison unit compares the voltage of an input signal with that of a reference signal, outputting a comparison result signal. The positive feedback circuit enhances the transition speed when the comparison result signal is inverted, while the current limiting unit restricts the current flowing in the comparison unit after the inversion of the comparison result signal. These advancements can be applied to various types of comparators.

Career Highlights

Throughout his career, Seiji Yamada has worked with notable companies, including Sony Corporation and Sony Group Corporation. His experience in these leading organizations has allowed him to develop and refine his innovative ideas in electronic technology.

Collaborations

Yamada has collaborated with talented individuals in the field, including Yoshio Goto and Yuichi Tokita. These partnerships have contributed to the success of his projects and the advancement of technology in electronic devices.

Conclusion

Seiji Yamada's contributions to electronic devices through his numerous patents highlight his innovative spirit and dedication to improving technology. His work continues to influence the industry and inspire future advancements.

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5 patents pending:

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