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Yokohama, Japan

V Technology Co., Ltd.

USPTO Granted Patents = 101

% Expired Patents = 69.3

Trademarks = 5

Forward Citations = 353

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68 inventors (with patents filed for the assignee):

Michinobu Mizumura (73 out of 87 patents)

Koichi Kajiyama (26 out of 26 patents)

Toshinari Arai (12 out of 12 patents)

4. Makoto Hatanaka (11 out of 11 patents)

5. Kazushige Hashimoto (8 out of 11 patents)

6. Zaihui Hu (6 out of 89 patents)

7. Syuji Kudo (5 out of 5 patents)

8. Hany Maher Aziz (5 out of 57 patents)

9. Yoshitaka Kajiyama (5 out of 5 patents)

10. Tetsuya Kiguchi (4 out of 4 patents)

11. Shigeto Sugimoto (4 out of 4 patents)

12. Eriko Kimura (4 out of 5 patents)

13. Yuji Saito (3 out of 17 patents)

14. Shuji Kudo (3 out of 3 patents)

15. Yoshikatsu Yanagawa (3 out of 3 patents)

Core Competencies:

Laser Annealing

Thin Film Transistor

Deposition Mask

Laser Processing

Focused Ion Beam

Microlens Array

Nondestructive Inspection

Projection Exposure

Crystallization Device

Bluetooth Technology

Inspection System

Alignment Method

101 patents: Sort by Forward Citations

1. 12646680 - Focused ion beam system (2026-06-02),

2. 12640335 - Focused ion beam system (2026-05-26),

3. 12557603 - Laser repair method and laser repair device (2026-02-17),

4. 12555739 - Differential pumping apparatus and focused charged particle beam system (2026-02-17),

5. 12537164 - Process apparatus including differential pumping device and focused ion beam column (2026-01-27),

6. 12481221 - Projection exposure device and projection exposure method (2025-11-25),

7. 12456599 - Metal pattern inspection method and focused ion beam apparatus (2025-10-28),

8. 12444567 - Focused charged particle beam apparatus (2025-10-14),

9. 12370623 - Laser repair method and laser repair device (2025-07-29),

10. 12354828 - Focused ion beam system (2025-07-08),

11. 12303998 - Laser repair method and laser repair device (2025-05-20),

12. 12148616 - Laser annealing method, laser annealing device, and crystallized silicon film substrate (2024-11-19),

13. 11953447 - Defective part recognition device and defective part recognition method (2024-04-09),

14. 11935259 - Microscope image measuring device and microscope image measuring method (2024-03-19),

15. 11791160 - Polycrystalline film, method for forming polycrystalline film, laser crystallization device and semiconductor device (2023-10-17),

V Technology Co., Ltd., based in Yokohama, Japan, specializes in advanced laser processing technologies. The company focuses on innovative solutions in laser annealing, thin film transistors, and deposition masks, catering to the semiconductor and electronics industries. Their expertise extends to focused ion beam applications, microlens arrays, and nondestructive inspection techniques, positioning them as a key player in enhancing manufacturing precision and efficiency. V Technology is committed to driving advancements in projection exposure technologies, contributing to the evolution of high-performance electronic devices.

Profile summary based on public USPTO records.

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USPTO Data Jan 1 1976 - Sep 29 2026

101 Patents

#22 in Yokohama

#1,117 in Japan

#7,705 in the World

Yokohama, Japan

V Technology Co., Ltd.

Forward Citations = 353

68 inventors:

Michinobu Mizumura (73 out of 87 patents)

Koichi Kajiyama (26 out of 26 patents)

Toshinari Arai (12 out of 12 patents)

4. Makoto Hatanaka (11 out of 11 patents)

5. Kazushige Hashimoto (8 out of 11 patents)

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