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For the Inventor, By the Inventor

Yokohama, Japan

Takashi Hamamoto

USPTO Granted Patents = 17

Average Co-Inventor Count = 4.2

ph-index = 8

Forward Citations = 235(Granted Patents)


Company Filing History:

goldMedal17 out of 90,884 
 
Canon Kabushiki Kaisha
 patents

Years Active: 1984-1997

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17 patents (USPTO):Explore Patents
1. 5623476 - Recording device and reproduction device (1997-04-22),
2. 5359204 - Switching device (1994-10-25),
3. 5140398 - Switching device (1992-08-18),
4. 4957061 - Plurality of beam producing means disposed in different longitudinal and (1990-09-18),
5. 4804613 - Optical recording medium and optical recording process using such medium (1989-02-14),
6. 4802989 - System for purifying dye (1989-02-07),
7. 4798694 - Method for producing composite materials (1989-01-17),
8. 4766047 - Optical recording medium and optical recording process using such medium (1988-08-23),
9. 4698151 - Dyestuff refining system (1987-10-06),
10. 4664815 - Ink production system (1987-05-12),
11. 4634628 - Recording medium and image recording process (1987-01-06),
12. 4618561 - Monomolecular record memory medium with photosensitive diazonium salt (1986-10-21),
13. 4592980 - Photoconductive layer having hydrophilic and hydrophobic moieties (1986-06-03),
14. 4572847 - Process for recording with ink on a material comprising a substrate (1986-02-25),
15. 4544580 - Method for recording by writing or printing with ink (1985-10-01),

Title: Takashi Hamamoto: Innovator in Recording and Switching Devices

Introduction

Takashi Hamamoto is a prominent inventor based in Yokohama, Japan. He has made significant contributions to the field of recording and switching devices, holding a total of 17 patents. His innovative work has been instrumental in advancing technology in these areas.

Latest Patents

Hamamoto's latest patents include a recording device and a reproduction device. The recording device features a probe electrode, a recording medium with electric memory effect, and a writing voltage applying unit that applies voltage onto the recording medium from the probe electrode. The reproduction device also includes a probe electrode and a recording medium, which can either exhibit electric memory effect or be recorded by energy irradiation. It has a voltage applying unit that applies voltage not exceeding the threshold value voltage, along with a reading unit for detecting changes in current quantity through the recording medium. Additionally, he has developed a switching device characterized by a periodic layer structure of an organic insulator between a pair of electrodes, which demonstrates memorizability regarding switching characteristics. This layer structure is formed using an amphiphilic compound according to the LB method.

Career Highlights

Hamamoto is associated with Canon Kabushiki Kaisha, a leading company in imaging and printing technology. His work at Canon has allowed him to explore and develop innovative solutions that enhance the functionality and efficiency of recording and switching devices.

Collaborations

Throughout his career, Hamamoto has collaborated with notable colleagues, including Masahiro Haruta and Hiroshi Matsuda. These collaborations have fostered a creative environment that has led to groundbreaking advancements in their respective fields.

Conclusion

Takashi Hamamoto's contributions to the field of recording and switching devices highlight his innovative spirit and dedication to technological advancement. His patents reflect a deep understanding of electric memory effects and their applications, making him a significant figure in the world of invention.

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