Company Filing History:

28 out of 131,214

Samsung Electronics Co., Ltd.

patents

2 out of 146

Rohm and Haas Electronic Materials Korea Ltd.

patents

1 out of 7,636

Samsung Sdi Co., Inc.

patents

Years Active: 1998-2022

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31 patents (USPTO):Sort by Forward CitationsExplore Patents

1. 11487200 - Positive-type photosensitive resin composition and cured film prepared therefrom (2022-11-01),

2. 11106133 - Positive-type photosensitive resin composition and cured film prepared therefrom (2021-08-31),

3. 10031418 - Photosensitive resin composition, photosensitive resin film using the same and color filter (2018-07-24),

4. 8295111 - Semiconductor memory device comprising sensing circuits with adjacent column selectors (2012-10-23),

5. 8050073 - Semiconductor memory device (2011-11-01),

6. 7999299 - Semiconductor memory device having capacitor for peripheral circuit (2011-08-16),

7. 7898886 - Sense amplifiers and semiconductor devices including the same (2011-03-01),

8. 7883970 - Semiconductor device having decoupling capacitor and method of fabricating the same (2011-02-08),

9. 7593282 - Memory core with single contacts and semiconductor memory device having the same (2009-09-22),

10. 7573321 - High voltage generator (2009-08-11),

11. 7573320 - High voltage generating circuit preserving charge pumping efficiency (2009-08-11),

12. 7573319 - High voltage generating circuit preserving charge pumping efficiency (2009-08-11),

13. 7548469 - Circuit and method of generating a boosted voltage in a semiconductor memory device (2009-06-16),

14. 7542328 - Method of detecting bit line bridge by selectively floating even-or odd-numbered bit lines of memory device (2009-06-02),

15. 7511562 - High voltage generating circuit preserving charge pumping efficiency (2009-03-31),

Title: Innovations of Jung-Hwa Lee in Photosensitive Resin Technology

Introduction

Jung-Hwa Lee, residing in Suwon-si, South Korea, is a prolific inventor with a remarkable portfolio that includes a total of 31 patents. His innovations primarily focus on the field of photosensitive resin compositions, which play a critical role in various applications, especially in electronics and imaging technologies.

Latest Patents

Among his latest contributions is a positive-type photosensitive resin composition and the cured film prepared therefrom. This invention presents an advanced formulation that includes an acrylic copolymer designed to achieve a specific dissolution rate when exposed to a developer. This characteristic allows for the creation of patterns with high contrast and sensitivity in the cured film. Another notable patent also centers on a positive-type photosensitive resin composition, integrating an acrylic resin and a siloxane copolymer containing a sulfonated diazoquinone group at the terminal. This innovative combination substantially enhances film retention rate and adhesion while maintaining sensitivity.

Career Highlights

Jung-Hwa Lee has made significant advancements during his tenure at renowned companies such as Samsung Electronics and Rohm and Haas Electronic Materials Korea Ltd. His contributions to these organizations have been instrumental in improving technology related to photosensitive materials.

Collaborations

Throughout his career, Jung-Hwa Lee has collaborated with several distinguished professionals, including Soo-Bong Chang and Jeong-Hoon Kook. These partnerships have further enriched his work and propelled advancements in the field of photosensitive resin technology.

Conclusion

Jung-Hwa Lee's contributions to the field of photosensitive resin compositions underscore his role as an influential inventor. His innovative patents demonstrate not only technical expertise but also an understanding of market needs within the electronics and imaging domains. As he continues to develop new technologies, his work remains vital to advancements in these industries.

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